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- Title
- Factors Influencing Controlled Substance Prescribing Behaviors Following Changes in Prescriptive Authority.
- Creator
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Reynolds, Annie M
- Abstract/Description
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Purpose: This evidence-based policy project was developed to examine the factors that influence controlled substance prescribing behaviors among Florida’s APRNs and the impact prescribing controlled substances has had on their practice following legislative changes in 2017.Methods: Using a quantitative design, 1,850 Florida actively licensed APRNs met inclusion criteria from the online email distribution via the Florida Health Care Public Data Portal with a Qualtrics survey link. We...
Show morePurpose: This evidence-based policy project was developed to examine the factors that influence controlled substance prescribing behaviors among Florida’s APRNs and the impact prescribing controlled substances has had on their practice following legislative changes in 2017.Methods: Using a quantitative design, 1,850 Florida actively licensed APRNs met inclusion criteria from the online email distribution via the Florida Health Care Public Data Portal with a Qualtrics survey link. We specifically focused on evaluating participants perceived readiness to prescribe, barriers to utilization of this prescriptive authority, and impacts on APRN practice. The data was analyzed using descriptive and nonparametric statistics with SPSS Version 23. Results: Overall, two years post-legislative change, 55.2% of Florida APRNs have DEA registration (n = 1021), with 59.1% of participants currently prescribing controlled substances in their practice (n = 1093). A large group of Florida APRNs felt very or extremely comfortable with prescribing (45.8%), with more continuing educations hours increasing feelings of preparedness ( = .418, p < .001), and overall feelings of preparedness improving comfort levels when prescribing ( = .703, p < .001). The most commonly selected response for impact to practice from prescribing controlled substances was the ability to efficiently meet patient’s needs (62.3%, n = 713) and the most commonly selected barrier to practice was that the APRN did not want to prescribe controlled substances (33.9%, n = 254).Implications: The DNP project results revealed that Florida APRNs are reporting impactful changes through the utilization of their prescriptive authority for scheduled II-IV substances, having proactively increased their education and feelings of preparedness, but there are some barriers that continue to persist in practice. Major Professor: Dr. Alicia Craig-Rodriguez, DNP, MBA, APRN, FNP-BC
Show less - Date Issued
- 2021-05-01
- Identifier
- FSU_libsubv1_scholarship_submission_1599772258_90ab7d3a
- Format
- Citation
- Title
- Heart Failure Knowledge in Rural Patients: Implications for Patient Education.
- Creator
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Young, Jacqueline Starr
- Abstract/Description
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Purpose: The purpose of this project was to utilize the Atlanta Heart Failure Knowledge Test (AHFKT) to assess heart failure (HF) patient knowledge among the rural population and apply the results to improve HF patient education. Methods: Using a descriptive design, current HF knowledge of patients in two rural counties in North Florida were examined based on whether they were readmitted within 30-days. Patients with HF (n=22) admitted to one of two participating hospitals with a diagnosis or...
Show morePurpose: The purpose of this project was to utilize the Atlanta Heart Failure Knowledge Test (AHFKT) to assess heart failure (HF) patient knowledge among the rural population and apply the results to improve HF patient education. Methods: Using a descriptive design, current HF knowledge of patients in two rural counties in North Florida were examined based on whether they were readmitted within 30-days. Patients with HF (n=22) admitted to one of two participating hospitals with a diagnosis or history of HF completed the AHFKT to assess patient HF knowledge. Data were analyzed using descriptive statistics. Results: The average overall score for the AHFKT was 67.27%. Follow up telephone calls were completed 30-days after the AHFKT was administered and participants self-reported readmission status within that 30-day time frame. Out of the 22 participants, four (18.18%) were readmitted. The average overall AHFKT score of participants readmitted was 74.17% compared to 65.74% for those not readmitted. Discussion: Scoring lower than 80% on the AHFKT suggests a deficiency in HF knowledge. Only three out of the 22 participants scored higher than 80% and the overall average for the sample was below this marker. Although it is thought that a decrease in knowledge leads to readmissions, the data was unable to demonstrate this finding. Conclusion: The findings of this study show a deficiency in patient HF knowledge in all key areas tested. This demonstrates a need to improve patient HF knowledge starting at initial diagnosis and continuing throughout disease progression. An education toolkit was created based on the knowledge gaps observed. Major Professor: Lucinda Graven, PhD, APRN, FAHA
Show less - Date Issued
- 2021-04-23
- Identifier
- FSU_libsubv1_scholarship_submission_1615159230_de110bfc
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- Citation
- Title
- Nutrition in Primary Care: An Evaluation of Providers’ Knowledge, Confidence, Attitudes, and Barriers to Incorporation in Practice.
- Creator
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Snipes, Jaimie Lyn
- Abstract/Description
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Purpose: The purpose of this project was to identify primary care providers’ self-perceived knowledge, confidence, attitudes, and barriers to providing nutritional counseling to patients with lifestyle-related chronic illness. Determining where knowledge deficits exist in order to assist in establishing the need to incorporate nutrition education within medical curricula. Methods A descriptive cross-sectional designed study was employed, with a convenience sample, and used an online...
Show morePurpose: The purpose of this project was to identify primary care providers’ self-perceived knowledge, confidence, attitudes, and barriers to providing nutritional counseling to patients with lifestyle-related chronic illness. Determining where knowledge deficits exist in order to assist in establishing the need to incorporate nutrition education within medical curricula. Methods A descriptive cross-sectional designed study was employed, with a convenience sample, and used an online assessment survey that was distributed through the Florida Department of Health (DOH) public database via Qualtrics targeting licensed Primary Care Providers in the state of Florida. Descriptive statistics were used to analyze data for examination of the project aims.Results: Positive attitudes towards incorporating nutritional counseling in the management of patients living with diet-related chronic conditions were found, yet despite this awareness, a majority of providers offered nutritional counseling to their patients’ half the time, rarely, or never; and when provided, the amount of time spent discussing nutrition with their patients was reported as 5 minutes or less. Providers expressed the continued need for further nutrition education and training to support them in their current role.Implications: To improve providers nutrition knowledge and confidence and increase nutritional counseling within practice, an expansion of nutritional education in medical and advanced practice nursing curricula is warranted. This project focused on primary care providers self-perception of their nutrition confidence, knowledge, and attitudes, but other specialties should be considered in future research as nutritional counseling does not solely take place within the primary care setting. Major Professor: Dr. Alicia Craig-Rodriguez DNP, MBA, APRN, FNP-BC
Show less - Date Issued
- 2021-04-23
- Identifier
- FSU_libsubv1_scholarship_submission_1606846555_4571b090
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- Citation
- Title
- Positive Screening in Primary Care, Now What?.
- Creator
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Usher, Cary M.
- Abstract/Description
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Background: Major depressive disorder (MDD) is one of the most prevalent mental health disorders in primary care settings, yet Primary Care Providers (PCPs) continue to underdiagnose and undertreat it. Patients with chronic health conditions are at increased risk for MDD and experience higher morbidity and mortality when it is not recognized or treated. PCPs report a lack of knowledge in diagnosis, treatment, and follow-up of mental health disorders as barriers to recognition and treatment....
Show moreBackground: Major depressive disorder (MDD) is one of the most prevalent mental health disorders in primary care settings, yet Primary Care Providers (PCPs) continue to underdiagnose and undertreat it. Patients with chronic health conditions are at increased risk for MDD and experience higher morbidity and mortality when it is not recognized or treated. PCPs report a lack of knowledge in diagnosis, treatment, and follow-up of mental health disorders as barriers to recognition and treatment. The purpose of this project was to improve PCP knowledge and confidence in the use of evidence-based guidelines for screening, diagnosis, and treatment of Major Depressive Disorder (MDD) among patients being seen in a primary care setting through an educational intervention. Methods: This was a quality improvement project (QI) with a pre- and post-intervention design. The educational intervention was a 20-minute web-based presentation. Participants were 16 PCPs employed by CareATC, a national health care corporation. Pre-intervention measures of knowledge and confidence regarding assessment, diagnosis, and treatment of MDD were compared to post-intervention measure at 2-weeks using independent t-tests. Results: There were statistically significant increases in PCP knowledge (p<.001) and confidence p< .001 in assessing, diagnosing, and treating depression.Discussion: Brief, web-based educational interventions can be an effective avenue for reaching busy PCPs’ and improving their competencies in the recognition and treatment of MDD. Conclusions: Early recognition and treatment of MDD in primary care can reduce morbidities and mortalities among patients with chronic health problems in primary care settings.
Show less - Date Issued
- 2021-04-12
- Identifier
- FSU_libsubv1_scholarship_submission_1618270712_872191ef
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- Citation
- Title
- Quiet Time: A sleep promotion Intervention on a Postoperative Transplant Unit.
- Creator
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Johnson, Brittany
- Abstract/Description
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Purpose: The purpose of this Quality Improvement (QI) project was to compare perceptions of unit quietness and sleep quality in patients who received a unit-based sleep intervention to perceptions in patients who did not receive it and evaluate its acceptability in nursing staff. Methods: This QI project used a retrospective comparative design. Sleep and Rest Survey scores in patients who participated in the intervention were compared to survey scores in patients who did not participate in...
Show morePurpose: The purpose of this Quality Improvement (QI) project was to compare perceptions of unit quietness and sleep quality in patients who received a unit-based sleep intervention to perceptions in patients who did not receive it and evaluate its acceptability in nursing staff. Methods: This QI project used a retrospective comparative design. Sleep and Rest Survey scores in patients who participated in the intervention were compared to survey scores in patients who did not participate in the intervention. The intervention consisted in limiting staff interruptions between 0000 and 0500. This study took place at The Mayo Clinic (Jacksonville, Florida) on a unit specializing in Abdominal Organ Transplants. A convenience sample of 7 participants meeting specific inclusion/exclusion criteria was recruited. Results: Five out of seven patients rated their sleep as worse than prior to hospitalization. Two patients stated their sleep as the same as prior to hospitalization. None of the patients surveyed rated their sleep as “better” than prior to hospitalization. Moreover, although some patients expressed some satisfaction toward the intervention, the majority reported the occurrence of similar barriers that patients who did not receive the intervention. Of the twelve nursing staff members that were surveyed, all but one ranked this intervention as effective to very much effective in improving sleep and rest quality patient perceptions and 8 answered that they would be very to very much willing to comply with it. Discussion: Although some patients did not perceive worse sleep while hospitalized and expressed potential benefits of the intervention, most of them listed barriers to sleep and rest. Nevertheless, staff members expressed positive judgement of the intervention’s acceptability. Conclusions: Future research should be pursued and could include observational data. Nurses should continue to minimize stimuli such as better alarm management, decreased environmental noise, and bundling care to promote better sleep and rest.
Show less - Date Issued
- 2021-04-07
- Identifier
- FSU_libsubv1_scholarship_submission_1617838705_7ea70790
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- Citation
- Title
- An Educational Intervention to Improve Nurse Knowledge and the use of Validated Pain Scales and Non-pharmacologic Interventions in Pediatric Patients at a Non-children’s Hospital Emergency Department.
- Creator
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Borja, Elizabeth
- Abstract/Description
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Purpose: Pain in pediatric patients may be poorly managed in non-pediatric emergency departments (ED). The purpose of this project was to develop, test, and evaluate an online educational program regarding pediatric pain assessment and management and determine the effect on registered nurses’ (RNs) knowledge and practices.Methods: This project used a quasi-experimental, one-group, pretest-posttest design. Eligible participants included RNs who work in the ED and provide nursing care to...
Show morePurpose: Pain in pediatric patients may be poorly managed in non-pediatric emergency departments (ED). The purpose of this project was to develop, test, and evaluate an online educational program regarding pediatric pain assessment and management and determine the effect on registered nurses’ (RNs) knowledge and practices.Methods: This project used a quasi-experimental, one-group, pretest-posttest design. Eligible participants included RNs who work in the ED and provide nursing care to pediatric patients at a central Florida hospital. The self-paced educational program included peer-reviewed information regarding pediatric pain assessment and management. Evaluation of nurse knowledge and practices were examined using the Knowledge and Attitudes Survey Regarding Pain tool and four investigator-created survey questions. Descriptive statistics were used to analyze results. Results: Four participants completed the educational program and pre-, post-, and 2-month surveys. The mean score decreased immediately after completing the educational program yet increased at the 2-month time point (pre-M=91.83 vs. post-M=88.31 vs. 2-month M=96.65). Higher scores indicate greater knowledge and attitudes regarding pediatric pain. At 2-months, four nurses reported using three or fewer validated pain scales, and one nurse reported using one new pain scale. At 2-months, all four nurses reported using four or more validated interventions, while one began using a new intervention from the program. Discussion: This project speaks to the nurse knowledge gaps regarding pediatric pain scales and non-pharmacologic interventions, although there were several limitations to the project’s evaluation. Conclusion: Due to the small sample size, this project cannot conclude that an educational program positively impacts nurse knowledge and practices of pediatric pain assessment and management. Further research of nurse knowledge and practices after administering an educational program could help determine whether an educational program may be an effective intervention for health organizations to improve nurse knowledge and practices regarding pediatric pain scales and non-pharmacologic interventions.Major Professor: Dr. Jessica Bahorski PhD, APRN, PPCNP-BC, WHNP-BC
Show less - Date Issued
- 2021-04-06
- Identifier
- FSU_libsubv1_scholarship_submission_1617731939_b2d797c9
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- Citation
- Title
- An Evidence-Based Educational Intervention to Increase Adult Depression Screening in the Primary Care Setting.
- Creator
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Ogunremi, Abiodun Oluwole
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Title: An Evidence-Based Educational Intervention to Increase Adult Depression Screening in the Primary Care SettingPrimary Investigator: Abiodun O. Ogunremi, BSN, RNPurpose: To increase adult depression screening rate in primary care settings. MethodsThis study used a quasi-experimental pre-post test design to assess staff’s knowledge on depression screening. The first phase involved data collection of the number and percentage of patient health questionnaire 9 (PHQ-9) completed for the...
Show moreTitle: An Evidence-Based Educational Intervention to Increase Adult Depression Screening in the Primary Care SettingPrimary Investigator: Abiodun O. Ogunremi, BSN, RNPurpose: To increase adult depression screening rate in primary care settings. MethodsThis study used a quasi-experimental pre-post test design to assess staff’s knowledge on depression screening. The first phase involved data collection of the number and percentage of patient health questionnaire 9 (PHQ-9) completed for the three months before intervention. In the second phase, a pretest was administered using Qualtrics via Zoom videoconference. A post-test was administered after the intervention to test for knowledge improvement. Finally, data collection of the number and percentage of PHQ-9 was completed three months after the intervention was completed. Descriptive statistics were used to analyze the pre-and post-test data, and summary statistics were used to determine the efficacy of the training.Results The percentage of adults screened for depression (PHQ-9) before and after the training showed a mean of 59.2 and 67.4, respectively. The overall difference in percentage rate between the pre-and post-intervention data of PHQ-9 mean was 8.17, and the standard deviation difference was 0.68217. Given the significant difference, we can conclude that the percentage of adults screened for depression with the PHQ-9 after the training was higher by 8.17 percentage points than before the training. This implies that the post-test group was associated with increased test scores and an increased number of PHQ-9s. Discussion Educational interventions have proved to significantly increase the number of adults screened for depression in a primary care setting.ConclusionThe educational intervention seems to play a role in improving the knowledge of providers about depression and in increasing the number of patients screened for depression. It is essential that regular in-service depression training be provided to enhance the quality of care for patients.Major Professor: Eugenia Millender, Ph.D., PMHNP-BC
Show less - Date Issued
- 2021-04-06
- Identifier
- FSU_libsubv1_scholarship_submission_1617660592_6eab9f7c
- Format
- Citation
- Title
- Medical Marijuana in Florida: The Knowledge, Practices, and Attitudes of Providers.
- Creator
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Hemingway, Krystal
- Abstract/Description
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Title: Medical Marijuana in Florida: The Knowledge, Practices, and Attitudes of ProvidersPrimary investigator: Krystal Hemingway, BSN, RNAbstractPurpose. To describe the knowledge, practices, and attitudes of Florida Medical Doctors (MDs), Doctors of Osteopathic Medicine (DOs), Physician Assistants (PAs), and Advanced Practice Registered Nurses (APRNs) regarding medical marijuana (MM).Methods. We utilized a descriptive Web-based cross-sectional quantitative survey based on stratified random...
Show moreTitle: Medical Marijuana in Florida: The Knowledge, Practices, and Attitudes of ProvidersPrimary investigator: Krystal Hemingway, BSN, RNAbstractPurpose. To describe the knowledge, practices, and attitudes of Florida Medical Doctors (MDs), Doctors of Osteopathic Medicine (DOs), Physician Assistants (PAs), and Advanced Practice Registered Nurses (APRNs) regarding medical marijuana (MM).Methods. We utilized a descriptive Web-based cross-sectional quantitative survey based on stratified random sampling to yield representation within each group. The survey questionnaire was adapted from a Washington State instrument to reflect Florida Statutes. A link to this questionnaire was sent to 10,540 providers in Florida through Qualtrics®. After evaluating the response rate, a second sample with 10,540 providers was selected based on the same distribution.Results. A total of 561 providers completed the survey (242 MDs, 39 DOs, 221 APRNs, 59 PAs). Almost two-thirds (63.2%) of respondents were not familiar with Florida Statutes, particularly the conditions that qualify patients for MM. One-third (31.7%) have completed continuing education about MM. Many providers (86.8%) in Florida reported a lack of access to the MM registry. Provider attitudes included concern about lack of evidence-based practice. Only 8.3% (n =40) were qualified providers in the state. Of those qualified to provide authorizations, 57.5% (n =23) had provided a MM authorization. Of those who were not qualified to provide an authorization, 23.5% (n=132) had recommended a patient consult with a qualified MM provider.Discussion. This is the first study to report a knowledge deficit of Florida providers regarding MM. This finding is significant as it suggests limited access to MM authorizations for patients who qualify and might benefit from MM use.Conclusions. Despite legalization of MM in Florida, this research indicates providers have not educated themselves on its use nor are many offering MM authorizations. Future research could investigate whether receiving MM training influences provider practices and patient access. Florida policy makers should consider revisions to law making MM more accessible such as adding APRNs as qualified providers.Major Professor: Dr Geraldine Martorella, PhD, RN
Show less - Date Issued
- 2021-04-01
- Identifier
- FSU_libsubv1_scholarship_submission_1617315089_5095445a
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- Citation
- Title
- Assessing the Impact of an Educational Intervention.
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Whitaker-Herring, Megan
- Abstract/Description
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Purpose: This project aimed to assess the impact of an educational intervention among Florida healthcare providers on hypertensive disease management while promoting lifestyle wellness strategies and evaluating for knowledge gaps after an educational intervention. Methods: This quasi-experimental gap analysis utilized a repeated measures design wherein the study participants served as their own controls. An introductory email consisting of a pre-survey, educational intervention, and immediate...
Show morePurpose: This project aimed to assess the impact of an educational intervention among Florida healthcare providers on hypertensive disease management while promoting lifestyle wellness strategies and evaluating for knowledge gaps after an educational intervention. Methods: This quasi-experimental gap analysis utilized a repeated measures design wherein the study participants served as their own controls. An introductory email consisting of a pre-survey, educational intervention, and immediate post-survey was delivered via Qualtrics survey software to 29,944 Florida healthcare providers. Four hundred seventy-eight providers responded to the initial email. Eight weeks after the online educational intervention, the follow-up posttest was sent via Qualtrics to all 478 providers who responded to the initial study. Percentages were used to calculate the percent correct on each question, on each survey with IBM SPSS Statistics version 26. Results: The total number of providers that responded to the survey was 478 out of 29,944 sent for a 1% response rate. However, only 451 participants answered the demographics survey. Out of 451 participants, five were excluded due to inclusion criteria, leaving 446 participants. The demographics for those 446 participants showed that most participants were white (80.7%), female (70.9%), ARNP's (68.6%) between the ages of 31-40 (25.6%), and have been practicing for over ten years (51.3%). Of those 446 participants, 327 completed the pre-survey andTwo hundred twelve providers completed the immediate post-follow-up survey after the educational intervention. One hundred thirteen providers completed the eight weeks follow-up post-survey.The results from this study show findings such as an increase in knowledge after a brief educational intervention. For instance, Question four: What percentage of adults in Florida have hypertension? The presurvey shows baseline knowledge at 49.2%. The immediate follow-up shows an improvement of knowledge at 81.1%. Slightly less than the immediate follow-up but still higher than the pre-survey experience, the eight weeks follow-up shows 54.9%. Five out of eight questions used to assess knowledge share this same pattern. The immediate follow-up shows an increase in knowledge when compared to the pre-survey. The follow-up survey eight weeks later indicates an increase in knowledge compared to the pre-survey but was less than the immediate follow-up survey. Discussion: The purpose of the evidence-based project was to explore Florida healthcare providers' familiarity with all proper hypertension disease management elements to promote a lifestyle wellness strategy for individuals, which will result in positive health outcomes. This project looked at provider knowledge regarding lifestyle management strategies and hypertension, barriers in providing the most up-to-date information on nutrition and lifestyle management plans, and providing education to providers to best serve their population. Conclusion: This study was significant because it shows an increase in provider knowledge after the educational intervention. It helped identify knowledge gaps in practice, assess time spent on educating patients, and assess providers' barriers. This study emphasized patient education and promoted healthy lifestyle management strategies. However, further research must be done to provide the best care and help patients adhere to a lifestyle management plan.
Show less - Date Issued
- 2021-03-30
- Identifier
- FSU_libsubv1_scholarship_submission_1617155950_c1920d1f
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- Citation
- Title
- The Impact of an Educational Intervention on Florida’s Healthcare Providers’ Knowledge and Confidence to Identify and Manage Victims of Human Trafficking.
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Parrish, Nicole, Barfield, LeeAnn
- Abstract/Description
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Purpose: The purpose of this project is to assess and describe current knowledge and confidence of Florida’s healthcare providers to identify and treat victims of human trafficking and assess for changes following an evidence-based educational intervention. Methods: The project utilized a quasi-experimental longitudinal design with pre- and post- surveys. A total of 1,663 (18.8%) of Florida’s healthcare providers completed the pre-survey. Participants completed an adapted version of the...
Show morePurpose: The purpose of this project is to assess and describe current knowledge and confidence of Florida’s healthcare providers to identify and treat victims of human trafficking and assess for changes following an evidence-based educational intervention. Methods: The project utilized a quasi-experimental longitudinal design with pre- and post- surveys. A total of 1,663 (18.8%) of Florida’s healthcare providers completed the pre-survey. Participants completed an adapted version of the Provider Responses, Treatment, and Care for Trafficked People survey to assess perceived knowledge, actual knowledge, and confidence levels. Participants were then given nationally accepted educational materials and 26.2% (n=435) of the original participants completed the post-survey one-month later. Results: Pre-survey results indicate that 21% of responding providers had previous contact with a trafficking victim while over 67% felt they have had not received sufficient training on how to assist victims. Fifty percent of respondents didn’t know what questions to ask or what to say/not say to a victim, 20.9% respondents felt they knew at least some of the indicators commonly exhibited by victims, and less than 24% were aware of local/national support services. Most of the responding providers did not feel confident in documenting trafficking (69.5%) or making referrals for victims. After the educational intervention, providers had significant increases in all areas of perceived knowledge and confidence regarding the identification and management of trafficking victims. The educational intervention also resulted in increased actual knowledge although the increases were not statistically significant at the 95% level of confidence.Conclusions: Florida’s healthcare providers frequently come into contact with potential trafficking victims but lack the confidence and knowledge to respond appropriately. Educational handouts have shown to increase levels of perceived knowledge and confidence, but further training is needed to assure victims are identified and managed properly.
Show less - Date Issued
- 2021-03-30
- Identifier
- FSU_libsubv1_scholarship_submission_1617137511_cc3c83fa
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- Citation
- Title
- A Descriptive Study on Depression, Delirium, and Dementia Recognition: A Quality Improvement Project Implementing an Educational Intervention in Licensed Nursing Personnel.
- Creator
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Rodriguez, Amy M.
- Abstract/Description
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Title: A Descriptive Study on Depression, Delirium, and Dementia Recognition: A Quality Improvement Project Implementing an Educational Intervention in Licensed Nursing Personnel. Primary Investigator: Amy Rodriguez, BSN, RN.Purpose: The purpose of this quality improvement project was to develop and test an educational intervention to improve the recognition of depression, delirium, and dementia among CNAs, LPNs, and RNs in the state of Florida. Method: This quality improvement project...
Show moreTitle: A Descriptive Study on Depression, Delirium, and Dementia Recognition: A Quality Improvement Project Implementing an Educational Intervention in Licensed Nursing Personnel. Primary Investigator: Amy Rodriguez, BSN, RN.Purpose: The purpose of this quality improvement project was to develop and test an educational intervention to improve the recognition of depression, delirium, and dementia among CNAs, LPNs, and RNs in the state of Florida. Method: This quality improvement project utilized a pre- and post-intervention survey to evaluate the effectiveness of an educational intervention to increase the recognition of depression, delirium, and dementia among CNAs, LPNs, and RNs in Florida. Results: Demographically, the largest respondents were registered nurses, those in the medical field greater than 10 years, and those with graduate level education. Clinically, there was a marginal increase in knowledge recognition among all respondent’s post-intervention survey compared to pre-intervention survey. Discussion: To improve licensed nurses’ knowledge and recognition within practice, an expansion of depression, delirium, and dementia education in curricula is warranted. The education should be conceived with each role and their respective scope of practice in mind. Conclusion: Education has been deemed an effective way to improve recognition and obtain prompt treatment and improve patient outcomes relating to depression, delirium, and dementia. This study, however, should be replicated with larger samples and expand to multiple states, and should test long term retention over a time period. Major Professor: Theresa Winton, DNP, APRN-C, FNP-BC, PMHNP-BC
Show less - Date Issued
- 2021-03-28
- Identifier
- FSU_libsubv1_scholarship_submission_1616967506_28b873bb
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- Citation
- Title
- Interprofessional Collaboration: Perceptions and Practice in Healthcare Providers.
- Creator
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Adkins, Gail L.
- Abstract/Description
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Purpose: This project explored the current perception and level of interprofessional collaboration (IPC) among healthcare providers in the sample population. It also investigated if a change in perception (or knowledge of definition) occurred after viewing a brief education intervention, measured the baseline level of IPC, and baseline comparisons of the variables. Methods: The Assessment of Interprofessional Team Collaboration Scale for Practitioners (AITCS-II) was used to measure level of...
Show morePurpose: This project explored the current perception and level of interprofessional collaboration (IPC) among healthcare providers in the sample population. It also investigated if a change in perception (or knowledge of definition) occurred after viewing a brief education intervention, measured the baseline level of IPC, and baseline comparisons of the variables. Methods: The Assessment of Interprofessional Team Collaboration Scale for Practitioners (AITCS-II) was used to measure level of IPC, and a questionnaire was developed to evaluate current perception (or knowledge of definition) of IPC before and after viewing the educational intervention. The level of IPC among those participants with “correct” perceptions of IPC was compared. Independent samples t-tests and cross tabulation was applied to evaluate and summarize relationships between the variables.Results: Nineteen respondents participated in the project. 52.6% indicated a favorable pre-intervention perception (or knowledge of definition) of IPC, with a post-intervention increase of 10%. Overall AITCS-II measure of level of IPC indicated movement toward collaboration. Comparison of level of IPC measurements with correct definition of perception (or knowledge of definition) of IPC reported a mean score (82.2) versus those with an incorrect perception (96.5).Discussion: These results, albeit small, may indicate positive movement toward authentic IPC, though inference is strongly cautioned. Consistent lower mean levels of IPC among respondents with ‘correct’ perception may be attributed to a greater understanding of the authentic concept of IPC, signaling a lesser level of IPC may be occurring in earnest in these practice settings. AITCS-II subcategory analyses also indicated potential incongruencies related to leadership. Conclusions: Progressive shifts towards IPC may be underway. Ongoing appraisal and education are suggested for its continued successful integration.
Show less - Date Issued
- 2021-03-19
- Identifier
- FSU_libsubv1_scholarship_submission_1616182193_920155da
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- Citation
- Title
- Skin Lesion Education in the Primary Care Setting Recognizing Normal Versus Abnormal: A Video Intervention.
- Creator
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Rich, Anna Kaitlyn, Greenhalgh, Jolynn
- Abstract/Description
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Purpose: While skin cancer diagnoses are increasing rapidly in the United States, the majority of skin cancer education has focused on written or verbal communication. In response, this project was created to assess for increased knowledge following an educational video intervention regarding normal and abnormal skin lesions and skin cancer prevention practices among patients at a primary care clinic. Methods: An informative 8-minute video intervention guided the project. A quasi-experimental...
Show morePurpose: While skin cancer diagnoses are increasing rapidly in the United States, the majority of skin cancer education has focused on written or verbal communication. In response, this project was created to assess for increased knowledge following an educational video intervention regarding normal and abnormal skin lesions and skin cancer prevention practices among patients at a primary care clinic. Methods: An informative 8-minute video intervention guided the project. A quasi-experimental pre-test post-test design and descriptive statistics were used for data analysis. Results: The sample concluded with 30 participants that presented to a primary care clinic in Wewahitchka, FL. An improvement was reported in the number and percentage of correct lesion responses post video intervention in all lesion categories. Assessment of prevention behaviors revealed an improvement in four out of five prevention strategies and remained consistent in the pre-test and post-test across one category. Intervention acceptance revealed 24 participants (80%) either agreeing or strongly agreeing that the intervention was acceptable to provide the education. Discussion: The project was effective at increasing identification of normal and abnormal skin lesions and skin cancer prevention behaviors among patients at a primary care clinic. Conclusion: A video intervention in the primary care setting could be an efficient tool to promote skin lesion education and skin cancer prevention behaviors. The video education was significant because it bridged the current identified gaps in health knowledge and literacy, and has the ongoing potential to improve health outcomes regarding skin cancer identification and prevention in a variety of settings.
Show less - Date Issued
- 2021-03-08
- Identifier
- FSU_libsubv1_scholarship_submission_1615220811_e0c8d49f
- Format
- Citation
- Title
- Integrative food allergy education: Effects on parental anxiety and quality of life.
- Creator
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Taylor, Michelle Lynne
- Abstract/Description
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Purpose: To improve anxiety and quality of life (QOL) in parents of children with food allergies, thorough food allergy education using methods beyond routine verbal education is essential. The purpose of this project was to develop, test, and evaluate an innovative, online food allergy educational program and to determine the effect on parental anxiety, QOL, and satisfaction.Methods: This project utilized a quasi-experimental, one-group, pre-test/post-test intervention design. Eligible...
Show morePurpose: To improve anxiety and quality of life (QOL) in parents of children with food allergies, thorough food allergy education using methods beyond routine verbal education is essential. The purpose of this project was to develop, test, and evaluate an innovative, online food allergy educational program and to determine the effect on parental anxiety, QOL, and satisfaction.Methods: This project utilized a quasi-experimental, one-group, pre-test/post-test intervention design. Eligible participants included all parents or legal guardians of children diagnosed with food allergies from an allergy clinic in Southwest Florida. The evidence-based educational program comprised of three asynchronous webinars and downloadable reference material displayed on an online domain. Evaluation of Parental anxiety and QOL were analyzed using the Food Allergy Quality of Life-Parental Burden tool. Descriptive statistics were used to analyze results.Results: Two participants completed the educational program, and pre/post questionnaire QOL scores improved after completing the education program (pre-M = 35 vs. post-M = 15.5, higher scores indicate poorer QOL). Anxiety scores improved in one participant (from a score of two to zero), and all participants were extremely satisfied with the program. Discussion: The project addresses the gaps in parental food allergy education needs, but there were many limitations that impeded the projects evaluation (i.e., the Coronavirus 2019 pandemic).Conclusions: Due to the small sample size, this project cannot conclude that an online food allergy education intervention positively impacts parental anxiety and QOL. Further examination of parental anxiety and QOL after completing an integrative educational program could help to identify if an online program might be an innovative and effective tool for food allergy specialists to establish in their practice in efforts to improve parental anxiety and QOL. Major Professor: Dr. Jessica Bahorski, Ph.D., APRN, PPCNP-BC, WHNP-BC
Show less - Date Issued
- 2021-03-05
- Identifier
- FSU_libsubv1_scholarship_submission_1614887820_16ed474c
- Format
- Citation
- Title
- Improving Delirium Nursing Assessment and Interventions in The Acute Care Setting.
- Creator
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Riley, Amanda
- Abstract/Description
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Title: Improving Delirium Nursing Assessment and Interventions in The Acute Care SettingPrimary Investigator: Amanda Riley, MSN, RN, ACM-RN Purpose: The purpose of this project is to explore the potential benefits of early identification of delirium for geriatric patients in the acute care setting using a standardized assessment tool that will lead to the use of evidenced based nursing interventions to improve overall health outcomes.Methods: This quality improvement project was a...
Show moreTitle: Improving Delirium Nursing Assessment and Interventions in The Acute Care SettingPrimary Investigator: Amanda Riley, MSN, RN, ACM-RN Purpose: The purpose of this project is to explore the potential benefits of early identification of delirium for geriatric patients in the acute care setting using a standardized assessment tool that will lead to the use of evidenced based nursing interventions to improve overall health outcomes.Methods: This quality improvement project was a retrospective chart review exploring the effectiveness of the bCAM assessment tool in identifying delirium in geriatric patients. Target population consists of geriatric patients age 65 and older with variable diagnoses. The hospital protocol consists of registered nurses on the 3 units to conduct bCAM assessments every 12 hours for every patient who had a positive delirium screening and use of evidence-based interventions minimize severity of delirium sequelae. This design ensured effective evaluation of delirium assessments and evidence-based nursing interventions. Chi-square tests of linear trend were used on the aggregated data for each aim to test for significant change across the six months of observation, October 2019 through March 2020. Results: The rate of use of the standardized assessment in this study revealed overall increasing use and identification each month following staff education and the implementation of the delirium protocol. The statistical significance was mixed depending on the unit; however, the results of the QI project are consistent with other studies that revealed an improvement of the assessment technique utilization through nurse driven quality initiatives. This study revealed that there were no significant trends of the type of nursing interventions employed and documented however, Benzodiazepine orders and notifying the MD were the most prevalent interventions noted. Discussion: This study demonstrates that nurses in the acute care setting can have a positive effect on geriatric patient outcomes with future quality improvement projects aimed at increased early identification of delirium and swift treatment interventions.Conclusions: The geriatric population continues to grow and age, so will the demands on the healthcare system at large. Nurses in the acute care setting must be prepared for focusing on the geriatric patient needs and enhance the interventions implemented and healthcare services provided with an emphasis on decreasing morbidity and mortality. Assessment is a top tenet to all nursing practice and a foundational aspect in this study. Major Professor: Susan Porterfield, PhD, FNP-C
Show less - Date Issued
- 2021-03-04
- Identifier
- FSU_libsubv1_scholarship_submission_1614866620_0e3675a1
- Format
- Citation
- Title
- Current practice, knowledge, beliefs, and confidence level of nurse practitioners in the state of Florida on tongue and lip ties before and after an educational module.
- Creator
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Fornal, Kayla N
- Abstract/Description
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Purpose: Tongue and/or lip ties (TT/LT) occur in 2-11% of infants and contribute to breastfeeding difficulties, speech delays, and dental conditions. The purpose of this project was to identify the current practice, knowledge, beliefs, and confidence level of nurse practitioners (APRNs) in Florida who care for infants regarding identification, symptoms, and treatment options for TT/LT; and to examine how these constructs change after completing an educational module on TT/LT. Methods: A...
Show morePurpose: Tongue and/or lip ties (TT/LT) occur in 2-11% of infants and contribute to breastfeeding difficulties, speech delays, and dental conditions. The purpose of this project was to identify the current practice, knowledge, beliefs, and confidence level of nurse practitioners (APRNs) in Florida who care for infants regarding identification, symptoms, and treatment options for TT/LT; and to examine how these constructs change after completing an educational module on TT/LT. Methods: A descriptive, cross-sectional project was employed, with a self-selected nonprobability sample. APRNs who care for infants in Florida were recruited via online sources. An educational module was developed with a pre/post survey measuring APRN practice, knowledge, beliefs, and confidence levels regarding TT/LT. Descriptive statistics were used to analyze data.Results: Forty-six APRNs completed the pre-survey. Most participants (78.1%) report inadequacies in education regarding TT/LT and 82.6% of participants agree that TT/LT are associated with breastfeeding difficulties. Most participants diagnose TT/LT, but 91% do not perform release procedures. Less than 35% of participants follow any guidelines regarding the management of tongue and lip ties. All participants found the educational module beneficial.Discussion: Findings from this project are consistent with the literature; increased awareness of TT/LT is needed. The lack of education reported by APRNs in this sample confirm that an educational module may meet this knowledge gap. Limitations to this study, such as a low number of post-module survey responses, limited the ability to evaluate benefit of the educational module.Conclusion: APRNs in this study recognize the importance of identifying TT/LT to prevent breastfeeding difficulties, however, lack of education in assessing and managing TT/LT was evident. Future research should identify how to implement an educational module in larger sample and validate benefit by examining change in APRN practice, knowledge, beliefs, and confidence in assessing and managing TT/LT. Major Professor: Dr. Jessica Bahorski PhD, APRN, PPCNP-BC, WHNP-BC
Show less - Date Issued
- 2021-02-25
- Identifier
- FSU_libsubv1_scholarship_submission_1614294387_992f8551
- Format
- Citation
- Title
- Barriers to and Increasing Domestic Violence Screening in Nursing.
- Creator
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Fischer, Brandy L
- Abstract/Description
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Purpose: Our aim was to explore knowledge, frequency, and consistency of bedside registered nurses’ (RN) screening practices for domestic violence (DV) in acute care settings. Methods: A cross sectional-survey was used to understand screening practices of bedside RNs. A convenience sample of RNs, licensed in Florida, were recruited through the state Board of Nursing. They were emailed the purpose, consent, and modified PREMIS (Physician Readiness to Manage Intimate Partner Violence Survey)...
Show morePurpose: Our aim was to explore knowledge, frequency, and consistency of bedside registered nurses’ (RN) screening practices for domestic violence (DV) in acute care settings. Methods: A cross sectional-survey was used to understand screening practices of bedside RNs. A convenience sample of RNs, licensed in Florida, were recruited through the state Board of Nursing. They were emailed the purpose, consent, and modified PREMIS (Physician Readiness to Manage Intimate Partner Violence Survey) survey. Results: Out of 176,000 emailed, 808 bedside RNs responded. Results indicated that 25.7% had over 11 hours of DV training and 60.9% felt moderately to well prepared to screen for DV. Conversely, 57.7% reported that they knew none, to moderate number of appropriate screening questions, and 34.2% believed victims could not make appropriate decisions. Moreover, few RNs knew Joint Commission standards (35.7%), believed they had sufficient resources (39.1%), received enough training (20.9%), and screened patients regularly (45%). Finally, RNs reported significant barriers to DV screening, like lack of time (66.6%), private locations (21.5%), no protocols (60.6%), and unfamiliarity with protocols (55.7%). Discussion: Registered nurses are lacking in consistency and frequency of screening for DV. Their knowledge of DV screening, resources, and signs of abuse are also deficient. An effective screening tool and implementation, and adherence to workplace policies are needed in acute care settings to improve screening consistency, frequency, and knowledge, and remove perceived barriers. Conclusions: Workplaces should provide employees with expectations, training, and effective screening methods for DV. These are essential to improve DV screening by bedside RNs.
Show less - Date Issued
- 2021-02-23
- Identifier
- FSU_libsubv1_scholarship_submission_1614096070_584eebc3
- Format
- Citation
- Title
- Initiatives to Promote Aging-in-Place in Local Communities: An Evidence-Based Toolkit.
- Creator
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Burch, Callie
- Abstract/Description
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Purpose: The purpose of this project was to create an evidence-based toolkit to guide local community leaders in the planning process of establishing Aging-in-Place initiatives. The toolkit highlights best practices for key components of Aging-in-Place infrastructures that provide sufficient support to allow older adults to remain in their homes as they age. Methods: Toolkit development was based on an integrative literature review, interviews with research experts and community leaders of...
Show morePurpose: The purpose of this project was to create an evidence-based toolkit to guide local community leaders in the planning process of establishing Aging-in-Place initiatives. The toolkit highlights best practices for key components of Aging-in-Place infrastructures that provide sufficient support to allow older adults to remain in their homes as they age. Methods: Toolkit development was based on an integrative literature review, interviews with research experts and community leaders of aging-in-place initiatives in the U.S., organizational resources on healthy aging and aging-in-place initiatives, and identified needs of local older adults. Results: Major themes in the literature were skilled healthcare professionals, modifications to the home environment, the importance of social engagement, and sustainability of aging-in-place initiatives. Similar themes were identified in the interviews but were more focused on the structure and characteristics of successful aging-in-place programs, including funding, community support and partnerships, leadership, program services and sustainability.Discussion: This toolkit can be utilized by aging-in-place leaders in Tallahassee to develop and maintain a program to provide support that allows to older adults to remain in their homes as they age. This will not only decrease the strain on the local healthcare system but improve the quality of life of elderly residents by allowing them to remain independent and maintain meaningful social relationships in their community. Conclusions: A growing demand for innovative ideas to address the expanding utilization of healthcare services exists due to consequences of aging such as the development of chronic disease and decreased physical mobility. The fact that Florida ranks last in the country in providing long-term care services and support for older adults should spark immediate action by state government officials (AARP, 2020). Research has demonstrated that aging-in-place programs are cost-effective, provide superior outcomes, as well as improve the quality of life of older adults.Major Professor: Eileen Cormier, PhD, RN
Show less - Date Issued
- 2021-02-21
- Identifier
- FSU_libsubv1_scholarship_submission_1613939698_7e3db3e3
- Format
- Citation
- Title
- Coronavirus and Inequality: The Rich Get Richer, the Poor Get a Kick in the Behind.
- Creator
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Hendricks, Vincent F., Dunleavy, Daniel J.
- Abstract/Description
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A virus does not make distinctions. It just spreads, it just hits. But the ones who are challenged already are getting challenged even more. The richest countries in the world, making up some 13% of the global population, have ahead of time secured 51% of the COVID-19 vaccine. Like with many other societal inequalities, the Matthew effect kicks in concerning the novel coronavirus: “For to everyone who has will more be given, and he will have an abundance
- Date Issued
- 2021-02-18
- Identifier
- FSU_libsubv1_scholarship_submission_1613670119_98084ffa, 10.5281/zenodo.4549049
- Format
- Citation
- Title
- A Descriptive Study to Examine the Relationship between Preoperative Gabapentin Dose, Postoperative Pain, and its Effect on Sedation.
- Creator
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Kim, Eudeum Lee
- Abstract/Description
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AbstractTitle: A Descriptive Study to Examine the Relationship between Preoperative Gabapentin Dose, Postoperative Pain, and its Effect on SedationPrimary Investigator (PI): Eudeum Lee Kim, BSN, RN-BC Purpose: The purpose of this project is to describe the relationship between different doses of preoperative gabapentin on postoperative pain and sedation. Additionally, this project will explore how the patient’s length of stay in the recovery varies across demographic factors. This project may...
Show moreAbstractTitle: A Descriptive Study to Examine the Relationship between Preoperative Gabapentin Dose, Postoperative Pain, and its Effect on SedationPrimary Investigator (PI): Eudeum Lee Kim, BSN, RN-BC Purpose: The purpose of this project is to describe the relationship between different doses of preoperative gabapentin on postoperative pain and sedation. Additionally, this project will explore how the patient’s length of stay in the recovery varies across demographic factors. This project may be beneficial since the goal of the surgery center is to provide patients minimum sedation to facilitate the procedure effectively and promote successful discharge to home with the shortest recovery stay.Methods: This study is a descriptive and cross-sectional retrospective chart review performed at the Emerald Coast Surgery Center in Fort Walton Beach, Florida. 232 patient charts were selected based on the inclusion criteria: 15 years and older and received gabapentin preoperatively from January 2018 to April 2020. The association of preoperative gabapentin on postoperative pain relief, level of sedation, and length of stay in the recovery room across patients’ demographic factors examined.Results: There is no clinically significant difference among gabapentin dosages and postoperative pain scores, sedation level, but the mean length of stay increases with the higher dosages of gabapentin. Among other demographic factors, the age of 66 and older for all three gabapentin dosages reported the longest mean length of stay in the recovery room.Discussion: Findings from this project may support the prolonged sedating effect of gabapentin, which delays discharge from the recovery room. Conclusions: Preoperative use of gabapentin may decrease the pain. However, there were no dose-related effects on better relief. Higher doses of gabapentin increase the length of stay in the recovery, which indicates future studies related to possible factors that may lead to a longer stay in the recovery room. Major Professor: Susan Porterfield, Ph.D., FNP-C
Show less - Date Issued
- 2021-02-04
- Identifier
- FSU_libsubv1_scholarship_submission_1612452098_08b80b85
- Format
- Citation
- Title
- Social work and the necessity of open access.
- Creator
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Dunleavy, Daniel J.
- Abstract/Description
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Access to research and scholarship is essential for the practice of social work and the development of intra- and interdisciplinary knowledge. Therefore “open access” is a necessity for the field of social work to function and thrive. This post explores some of these issues and makes suggestions for how the field may make its knowledge and tools more open. The consequences of this are non-negligible, as greater access will arguably aid in solving society’s most pressing problems.
- Date Issued
- 2021-01-19
- Identifier
- FSU_libsubv1_scholarship_submission_1610990014_0d171bd0, 10.5281/zenodo.4447502
- Format
- Citation
- Title
- Engaging Communities with Supported Interpretation: A Step-by-Step Guide to Developing Visitor-Centered Exhibitions Using the SI Model.
- Creator
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Viera, Alicia, Villeneuve, Pat
- Abstract/Description
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During recent years, a growing number of art museums and galleries have experimented with innovative approaches to exhibition development to create more meaningful visitor experiences. However, although commendable, their efforts to make exhibitions visitor-centered have still not been consistent, partially due to the lack of existing models for practice for these kinds of projects. This chapter focuses on supported interpretation (SI), a model for developing visitor-centered exhibitions that...
Show moreDuring recent years, a growing number of art museums and galleries have experimented with innovative approaches to exhibition development to create more meaningful visitor experiences. However, although commendable, their efforts to make exhibitions visitor-centered have still not been consistent, partially due to the lack of existing models for practice for these kinds of projects. This chapter focuses on supported interpretation (SI), a model for developing visitor-centered exhibitions that can help museum professionals better advocate for their audiences, engage community members in the process of exhibition development, and turn visitors into active participants who feel empowered to share content during their museum visits. The authors dive deeply into the guidelines for implementing SI, discuss prior iterations of the model, share lessons learned, and explore new scenarios in order to provide current and future art museum educators and interpretive planners with an easy-to-follow roadmap for developing successful visitor-centered SI exhibitions.
Show less - Date Issued
- 2021-01-01
- Identifier
- FSU_libsubv1_scholarship_submission_1613513349_d9a22599, 10.4018/978-1-7998-7426-3.ch002
- Format
- Citation
- Title
- The Career State Inventory (CSI): Applications in Practice.
- Creator
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Reardon, Robert, Christianson, Serena, Coleman, Rachel, Dozier, V. Casey, Hayden, Seth, Leierer, Steve, Miller, Adam, Peterson, Gary
- Abstract/Description
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The career decision state (CDS) is a condition of being or consciousness, a “snapshot,” with respect to one’s present career goals. The Career State Inventory provides a total score assessing the CDS, and assesses three components of it, i.e., (a) a person’s self–assessment of occupational preferences or lack thereof (career certainty), (b) an assessment of satisfaction related to the occupational preferences (career satisfaction), and (c) the strength of a person’s confidence regarding the...
Show moreThe career decision state (CDS) is a condition of being or consciousness, a “snapshot,” with respect to one’s present career goals. The Career State Inventory provides a total score assessing the CDS, and assesses three components of it, i.e., (a) a person’s self–assessment of occupational preferences or lack thereof (career certainty), (b) an assessment of satisfaction related to the occupational preferences (career satisfaction), and (c) the strength of a person’s confidence regarding the career decision-making process (career clarity). An individual’s career decision state may range from being highly certain, satisfied, and clear in one’s choice (first choice, no alternatives), to being completely undecided, dissatisfied, confused, and lacking confidence in making a choice (no choice, no options).
Show less - Date Issued
- 2020-12-07
- Identifier
- FSU_libsubv1_scholarship_submission_1613413090_50463cd1
- Format
- Citation
- Title
- Reframing Smith’s Atheist Development Model: Developing Metaphysical Beliefs.
- Creator
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Clay Jr., Allen, Cox, Bradley E.
- Abstract/Description
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As the most prominent model of atheist identity development, Smith’s model relies on the assumption of atheism emerging from an explicit rejection of Christianity. This revised model presents atheism as more than just the rejection of Christianity, but also the development of a personal belief system independent of a deity.
- Date Issued
- 2020-11-09
- Identifier
- FSU_libsubv1_scholarship_submission_1611254705_d38a1861
- Format
- Citation
- Title
- Spectral Analysis Modal Methods (SAMMs) using Non-Time-Resolved PIV.
- Creator
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Zhang, Yang, Cattafesta, Louis, Ukeiley, Lawrence
- Abstract/Description
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We present spectral analysis modal methods (SAMMs) to perform POD in the frequency domain using non-time-resolved Particle Image Velocity (PIV) data combined with unsteady surface pressure measurements. In particular, time-resolved unsteady surface pressure measurements are synchronized with non time-resolved planar PIV measurements acquired at 15 Hz in a Mach 0.6 cavity flow. Leveraging the spectral linear stochastic estimation (LSE) method of Tinney et al (2006), we first estimate the cross...
Show moreWe present spectral analysis modal methods (SAMMs) to perform POD in the frequency domain using non-time-resolved Particle Image Velocity (PIV) data combined with unsteady surface pressure measurements. In particular, time-resolved unsteady surface pressure measurements are synchronized with non time-resolved planar PIV measurements acquired at 15 Hz in a Mach 0.6 cavity flow. Leveraging the spectral linear stochastic estimation (LSE) method of Tinney et al (2006), we first estimate the cross correlations between the velocity eld and the unsteady pressure sensors via sequential time shifts, followed by a Fast Fourier transform to obtain the pressure-velocity cross spectral density matrix. This leads to a linear multiple-input / multiple-output (MIMO) model that determines the optimal transfer functions between the input cavity wall pressure and the output velocity eld. Two variants of SAMMs are developed and applied. The first, termed \SAMM-SPOD", combines the MIMO model with the SPOD algorithm of Towne et al (2018). The second, called \SAMM-RR", adds independent sources and uses a sorted eigendecomposition of the input pressure cross-spectral matrix to enable an efficient reduced rank eigendecomposition of the velocity cross-spectral matrix. In both cases, the resulting rank-1 POD eigenvalues associated with the Rossiter frequencies exhibit very good agreement with those obtained using independent time-resolved PIV measurements. The results demonstrate that SAMMs provide a methodology to perform space-time POD without requiring a high-speed PIV system, while avoiding potential pitfalls associated with traditional time-domain LSE.
Show less - Date Issued
- 2020-10-10
- Identifier
- FSU_libsubv1_scholarship_submission_1607021703_b067bfb4, 10.1007/s00348-020-03057-8
- Format
- Citation
- Title
- FSU Libraries Office of Digital Research and Scholarship Annual Report: 2019-2020.
- Creator
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Hunter, Matthew, Rodriguez, David, Soper, Devin, Thomas, Camille, Miller, Laura, Smart, Rachel, Stanley, Sarah
- Date Issued
- 2020-09-25
- Identifier
- FSU_libsubv1_scholarship_submission_1601056780_81f71973
- Format
- Citation
- Title
- A Bibliography on the Use of Communication and Information Technology in Counseling and Career Interventions.
- Creator
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Sampson, James P., Reardon, Robert C., Osborn, Debra S., Peterson, Gary W., Lenz, Janet G., Vuorinen, Raimo, Kettunen, Jaana, Panke Makela, Julia, Dozier, V. Casey
- Abstract/Description
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This bibliography contains citations from publications or papers presented at professional meetings concerning the use of information and communication technology in the delivery of counseling and career interventions based on work completed at Florida State University and other organizations in various locations. Topics have evolved over time and include computer-assisted career guidance systems, career information delivery systems, assessment, information, distance counseling, social media,...
Show moreThis bibliography contains citations from publications or papers presented at professional meetings concerning the use of information and communication technology in the delivery of counseling and career interventions based on work completed at Florida State University and other organizations in various locations. Topics have evolved over time and include computer-assisted career guidance systems, career information delivery systems, assessment, information, distance counseling, social media, research and evaluation, ethical issues, and professional standards. The bibliography is organized by publication year and then author in reverse chronological order by date in order to highlight most recent publications first.
Show less - Date Issued
- 2020-09-01
- Identifier
- FSU_libsubv1_scholarship_submission_1599077016_cec105e4
- Format
- Citation
- Title
- Leveraging Event Participation Benefits Beyond The Running Course: Deciphering The Motivational Basis Of Event Satisfaction.
- Creator
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Du, James, Kennedy, Heather, James, Jeffrey D., Funk, Daniel C.
- Abstract/Description
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To combat the declining number of finishers plaguing the distance-running industry, it is increasingly important for organizers to optimize event satisfaction levels. Participants' survey responses from two distance-running events (n(1) = 2,324 and n(2) = 2,526) were analyzed to challenge the traditional managerial scope and theoretical lens through which event satisfaction is conventionally examined. Results revealed five event benefits that capture key motivational antecedents of event...
Show moreTo combat the declining number of finishers plaguing the distance-running industry, it is increasingly important for organizers to optimize event satisfaction levels. Participants' survey responses from two distance-running events (n(1) = 2,324 and n(2) = 2,526) were analyzed to challenge the traditional managerial scope and theoretical lens through which event satisfaction is conventionally examined. Results revealed five event benefits that capture key motivational antecedents of event satisfaction. Collectively, these benefits, including euphoric, fitness, competition, social, and entertainment benefits, influenced event satisfaction levels (R-2 = 43%) and repeat consumption intentions (R-2 = 23%). For event organizers to foster event satisfaction, it is central to encourage event preparation and participation that promotes the enjoyment of physical activity, fitness and appearance enhancement, socialization, competition, and excitement among registrants. Academics should also extend their scope of event satisfaction to fully capture the entirety of event experience lifecycles (e.g., from registration through event participation).
Show less - Date Issued
- 2020-09
- Identifier
- FSU_libsubv1_wos_000558743400004, 10.1123/jsm.2019-0080
- Format
- Citation
- Title
- Automatic Assessment Of Cognitive And Emotional States In Virtual Reality-based Flexibility Training For Four Adolescents With Autism.
- Creator
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Moon, Jewoong, Ke, Fengfeng, Sokolikj, Zlatko
- Abstract/Description
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Tracking students' learning states to provide tailored learner support is a critical element of an adaptive learning system. This study explores how an automatic assessment is capable of tracking learners' cognitive and emotional states during virtual reality (VR)-based representational-flexibility training. This VR-based training program aims to promote the flexibility of adolescents with autism spectrum disorder (ASD) in interpreting, selecting and creating multimodal representations during...
Show moreTracking students' learning states to provide tailored learner support is a critical element of an adaptive learning system. This study explores how an automatic assessment is capable of tracking learners' cognitive and emotional states during virtual reality (VR)-based representational-flexibility training. This VR-based training program aims to promote the flexibility of adolescents with autism spectrum disorder (ASD) in interpreting, selecting and creating multimodal representations during STEM-related design problem solving. For the automatic assessment, we used both natural language processing (NLP) and machine-learning techniques to develop a multi-label classification model. We then trained the model with the data from a total of audio- and video-recorded 66 training sessions of four adolescents with ASD. To validate the model, we implemented both k-fold cross-validations and the manual evaluations by expert reviewers. The study finding suggests the feasibility of implementing the NLP and machine-learning driven automatic assessment to track and assess the cognitive and emotional states of individuals with ASD during VR-based flexibility training. The study finding also denotes the importance and viability of providing adaptive supports to maintain learners' cognitive and affective engagement in a highly interactive digital learning environment.
Show less - Date Issued
- 2020-09
- Identifier
- FSU_libsubv1_wos_000549762700001, 10.1111/bjet.13005
- Format
- Citation
- Title
- Viscoelastic Legs For Open-loop Control Of Gram-scale Robots.
- Creator
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St Pierre, Ryan, Gao, Wei, Clark, Jonathan E., Bergbreiter, Sarah
- Abstract/Description
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Gram-scale insects, such as cockroaches, take advantage of the mechanical properties of the musculoskeletal system to enable rapid and robust running. Engineering gram-scale robots, much like their biological counterparts, comes with inherent constraints on resources due to their small sizes. Resource-constrained robots are generally limited in their computational complexity, making controlled, high-speed locomotion a challenge, especially in unstructured environments. In this paper we show...
Show moreGram-scale insects, such as cockroaches, take advantage of the mechanical properties of the musculoskeletal system to enable rapid and robust running. Engineering gram-scale robots, much like their biological counterparts, comes with inherent constraints on resources due to their small sizes. Resource-constrained robots are generally limited in their computational complexity, making controlled, high-speed locomotion a challenge, especially in unstructured environments. In this paper we show that embedding control into the leg mechanics of robots, similarly to cockroaches, results in predictable dynamics from an open-loop control strategy that can be modified through material choice. Tuning the mechanical properties of gram-scale robot legs promotes high-speed, stable running, reducing the need for active control. We utilize a torque-driven damped spring-loaded inverted pendulum model to explore the behavior and the design space of a spring-damper leg at this scale. The resulting design maps show the trade-offs in performance goals, such as speed and efficiency, with stability, as well as the sensitivity in performance to the leg properties and the control input. Finally, we demonstrate experimental results with magnetically actuated quadrupedal gram-scale robots, incorporating viscoelastic legs and demonstrating speeds up to 11.7 body lengths per second.
Show less - Date Issued
- 2020-09
- Identifier
- FSU_libsubv1_wos_000556878200001, 10.1088/1748-3190/ab9fa9
- Format
- Citation
- Title
- Unscented Kalman Filter (ukf)-based Nonlinear Parameter Estimation For A Turbulent Boundary Layer: A Data Assimilation Framework.
- Creator
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Pan, Zhao, Zhang, Yang, Gustavsson, Jonas P. R., Hickey, Jean-Pierre, Cattafesta, Louis N.
- Abstract/Description
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A turbulent boundary layer is a ubiquitous element of fundamental and applied fluid mechanics. Unfortunately, accurate measurements of turbulent boundary layer parameters (e.g. friction velocityu tau tau(w)) are challenging, especially for high-speed flows (Smitset al2011). Many direct and/or indirect diagnostic techniques have been developed to measure wall shear stress (Vinuesaet al2017). However, based on various principles, these techniques generally give different results with varying...
Show moreA turbulent boundary layer is a ubiquitous element of fundamental and applied fluid mechanics. Unfortunately, accurate measurements of turbulent boundary layer parameters (e.g. friction velocityu tau tau(w)) are challenging, especially for high-speed flows (Smitset al2011). Many direct and/or indirect diagnostic techniques have been developed to measure wall shear stress (Vinuesaet al2017). However, based on various principles, these techniques generally give different results with varying uncertainties. The current study introduces a nonlinear data assimilation framework based on the unscented Kalman filter (UKF) that can fuse information from (i) noisy and discretized measurements from stereo particle image velocimetry (SPIV), a Preston tube, and a MEMS shear stress sensor, as well as (ii) the uncertainties of the measurements to estimate the parameters of a turbulent boundary layer. A direct numerical simulation of a fully developed turbulent channel flow is used first to validate the data assimilation algorithm. The algorithm is then applied to experimental boundary layer data at Mach 0.3 obtained in a blowdown wind tunnel facility. Drag coefficients from control volume analysis of the SPIV and wall pressure data and laser interferometer skin friction measurements are used for independent cross-validation. The UKF-based data assimilation algorithm is robust to the uncertain and discretized experimental data and is able to provide accurate estimates of turbulent boundary layer parameters with quantified uncertainty.
Show less - Date Issued
- 2020-09
- Identifier
- FSU_libsubv1_wos_000553859700001, 10.1088/1361-6501/ab8904
- Format
- Citation
- Title
- Navigating Challenges to Facilitate Success for College Students with Autism.
- Creator
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Cox, Bradley E., Edelstein, Jeffery, Brogdon, Bailey, Roy, Amanda
- Abstract/Description
-
Roughly 1 in 59 children in the United States is diagnosed with an autism spectrum disorder (ASD), a rate that has more than doubled during the last 10 years. As students with autism increasinglypursue higher education, college educators must understand these students’ experiences and actively address issues that affect their college outcomes. This paper draws from interviews with autistic students who have had widely varying experiences and outcomes in higher education. Using an iterative...
Show moreRoughly 1 in 59 children in the United States is diagnosed with an autism spectrum disorder (ASD), a rate that has more than doubled during the last 10 years. As students with autism increasinglypursue higher education, college educators must understand these students’ experiences and actively address issues that affect their college outcomes. This paper draws from interviews with autistic students who have had widely varying experiences and outcomes in higher education. Using an iterative analytic strategy that combined elements of grounded theory, multiple case study, and constant comparative approaches, researchers developed a series of propositions that were subsequently deconstructed and reconstituted as a conceptual model. The resultant conceptual model not only provides a descriptive portrait of how these students experienced interactions with their postsecondary institutions but also outlines specific ways in which tensions between the student and institution manifest as acute problems that students were often able to recognize, sometimes able to reframe, and occasionally able to resolve. The model can be used to help students and their institutions anticipate, address, and overcome challenges in ways that improve college experiences and outcomes for students on the autism spectrum.
Show less - Date Issued
- 2020-08-25
- Identifier
- FSU_libsubv1_scholarship_submission_1599244258_73d25d3e, 10.1080/00221546.2020.1798203
- Format
- Citation
- Title
- COVID-19 in Florida: A Breakdown of Disparities in the Black Population June & July 2020.
- Creator
-
Beatty, Cameron C, Wright II, James E, Gaozhao, Dongfang, Wiborg, Erica R., Clay Jr., Allen, Davis, Keandra
- Abstract/Description
-
This brief will examine the impacts COVID-19 has had on FL residents across counties, racial and ethnic demographics, and the FL school population. We ran a multiple linear regression to determine our tested correlations.
- Date Issued
- 2020-08-13
- Identifier
- FSU_libsubv1_scholarship_submission_1597298714_e2d33148
- Format
- Citation
- Title
- A Bibliography of CIP Theory, Research, and Practice.
- Creator
-
Sampson, James P., Lenz, Janet G., Dozier, V. Casey, Osborn, Debra S., Peterson, Gary W., Reardon, Robert C.
- Abstract/Description
-
This bibliography contains citations from publications or papers presented at professional meetings concerning CIP theory, research, and practice based on work completed at Florida State University and other organizations in various locations.
- Date Issued
- 2020-08-03
- Identifier
- FSU_libsubv1_scholarship_submission_1597415022_543a38b8, 10.33009/fsu.1597415022
- Format
- Citation
- Title
- An Introduction to CIP Theory, Research, and Practice.
- Creator
-
Sampson, James P, Osborn, Debra S, Bullock-Yowell, Emily, Lenz, Janet G, Peterson, Gary W, Reardon, Robert C, Dozier, V Casey, Leierer, Stephen J, Hayden, Seth C W, Saunders,...
Show moreSampson, James P, Osborn, Debra S, Bullock-Yowell, Emily, Lenz, Janet G, Peterson, Gary W, Reardon, Robert C, Dozier, V Casey, Leierer, Stephen J, Hayden, Seth C W, Saunders, Denise E
Show less - Abstract/Description
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The primary purpose of this paper is to introduce essential elements of cognitive information processing (CIP) theory, research, and practice as they existed at the time of this writing. The introduction that follows describes the nature of career choices and career interventions, and the integration of theory, research, and practice. After the introduction, the paper continues with three main sections that include CIP theory related to vocational behavior, research related to vocational...
Show moreThe primary purpose of this paper is to introduce essential elements of cognitive information processing (CIP) theory, research, and practice as they existed at the time of this writing. The introduction that follows describes the nature of career choices and career interventions, and the integration of theory, research, and practice. After the introduction, the paper continues with three main sections that include CIP theory related to vocational behavior, research related to vocational behavior and career intervention, and CIP theory related to career interventions. The first main section describes CIP theory, including the evolution of CIP theory, the nature of career problems, theoretical assumptions, the pyramid of information processing domains, the CASVE Cycle, and the use of the pyramid and CASVE cycle. The second main section describes CIP theory-based research in examining vocational behavior and establishing evidence-based practice for CIP theory-based career interventions. The third main section describes CIP theory related to career intervention practice, including theoretical assumptions, readiness for career decision making, readiness for career intervention, the differentiated service delivery model, and critical ingredients of career interventions. The paper concludes with regularly updated sources of information on CIP theory.
Show less - Date Issued
- 2020-08-03
- Identifier
- FSU_libsubv1_scholarship_submission_1593091156_c171f50a
- Format
- Citation
- Title
- High Resolution Real-Time PCR Melting Curve Assay for Identification of Top Five Penaeidae Shrimp Species.
- Creator
-
Sharma, Laxmi, Watts, Evelyn, Singh, Prashant
- Abstract/Description
-
In the United States shrimps is the most popular seafood. Penaeidae shrimp species are known to share morphology characteristic and identification based on morphological appearance becomes more challenging when shrimp is processed into ready-to-eat products. Misrepresentation of shrimp is common in commercially available shrimp. The objective of the study was to develop a high-resolution melting (HRM) real time PCR assay targeting the 16S rRNA gene fragment for specific identification of top...
Show moreIn the United States shrimps is the most popular seafood. Penaeidae shrimp species are known to share morphology characteristic and identification based on morphological appearance becomes more challenging when shrimp is processed into ready-to-eat products. Misrepresentation of shrimp is common in commercially available shrimp. The objective of the study was to develop a high-resolution melting (HRM) real time PCR assay targeting the 16S rRNA gene fragment for specific identification of top five penaeid species, Litopenaeus vannamei, Penaeus duorarum, Penaeus monodon, Litopenaeus setiferus and Pleoticus muelleri. The applicability of assay was evaluated using two DNA extraction kits and two real-time PCR master mixes. The HRM assay was evaluated using 43 shrimp samples and results were validated by sequencing shrimp 16S rRNA gene fragment. Assay standardized in this study formed distinct melt curve profile for each species in the normalized and differential melt curve plots. The assay using Apex qPCR 2× GREEN master mix showed 100% sensitivity and specificity. Further, species identification results obtained by HRM assay was in complete agreement with identification achieved by 16S rRNA gene sequencing. The HRM assay developed in this study can be used as rapid, low-cost, and reliable method for the identification of abovementioned shrimp species.
Show less - Date Issued
- 2020-08-01
- Identifier
- FSU_libsubv1_scholarship_submission_1596128652_08afc3e8, 10.1016/j.lwt.2020.109983
- Format
- Citation
- Title
- Low-order Estimation Of The Velocity, Hydrodynamic Pressure, And Acoustic Radiation For A Three-dimensional Turbulent Wall Jet.
- Creator
-
Nickels, Adam, Ukeiley, Lawrence, Reger, Robert, Cattafesta, Louis
- Abstract/Description
-
A method for the experimental characterization of the velocity, hydrodynamic pressure, and acoustic generation in a subsonic (Re-H = 25, 500), three-dimensional, turbulent wall jet is presented. An acoustic analogy formulated for the turbulent wall jet shows that the far-field acoustics relate to the Reynolds stress fluctuations of the velocity field or the product of the hydrodynamic pressure fluctuations and the rate-of-strain field. As these quantities cannot be measured directly with...
Show moreA method for the experimental characterization of the velocity, hydrodynamic pressure, and acoustic generation in a subsonic (Re-H = 25, 500), three-dimensional, turbulent wall jet is presented. An acoustic analogy formulated for the turbulent wall jet shows that the far-field acoustics relate to the Reynolds stress fluctuations of the velocity field or the product of the hydrodynamic pressure fluctuations and the rate-of-strain field. As these quantities cannot be measured directly with sufficient resolution, low-order reconstructions of the velocity field based on the use of the Proper Orthogonal Decomposition and Stochastic Estimation are developed. Reconstruction of the three-dimensional field is accomplished using spanwise-aligned, stereoscopic particle image velocimetry measurements, obtained at 16 streamwise locations synchronously with an array of 32 surface pressure transducers. The velocity field reconstruction is then used to calculate the fluctuating pressure field (via Poisson's equation) allowing for the evaluation of coupled pressure-velocity terms in addition to an acoustic analogy for the acoustic far-field. Application of these methods show that the large-scale motion throughout the shear layer is captured by the velocity and hydrodynamic pressure field estimates and features of the acoustic far-field are recovered.
Show less - Date Issued
- 2020-08-01
- Identifier
- FSU_libsubv1_wos_000528866400014, 10.1016/j.expthermflusci.2020.110101
- Format
- Citation
- Title
- Conserved Buried Water Molecules Enable The Beta-trefoilarchitecture.
- Creator
-
Blaber, Michael
- Abstract/Description
-
Available high-resolution crystal structures for the family of beta-trefoil proteins in the structural databank were queried for buried waters. Such waters were classified as either: (a) unique to a particular domain, family, or superfamily or (b) conserved among all beta-trefoil folds. Three buried waters conserved among all beta-trefoil folds were identified. These waters are related by the threefold rotational pseudosymmetry characteristic of this protein architecture (representing three...
Show moreAvailable high-resolution crystal structures for the family of beta-trefoil proteins in the structural databank were queried for buried waters. Such waters were classified as either: (a) unique to a particular domain, family, or superfamily or (b) conserved among all beta-trefoil folds. Three buried waters conserved among all beta-trefoil folds were identified. These waters are related by the threefold rotational pseudosymmetry characteristic of this protein architecture (representing three instances of an identical structural environment within each repeating trefoil-fold motif). The structural properties of this buried water are remarkable and include: residing in a cavity space no larger than a single water molecule, exhibiting a positional uncertainty (i.e., normalized B-factor) substantially lower than the average C alpha atom, providing essentially ideal H-bonding geometry with three solvent-inaccessible main chain groups, simultaneously serving as a bridging H-bond for three different beta-strands at a point of secondary structure divergence, and orienting conserved hydrophobic side chains to form a nascent core-packing group. Other published work supports an interpretation that these interactions are key to the formation of an efficient folding nucleus and folded thermostability. The fundamental threefold symmetric structural element of the beta-trefoil fold is therefore, surprisingly, a buried water molecule.
Show less - Date Issued
- 2020-08
- Identifier
- FSU_libsubv1_wos_000547679100001, 10.1002/pro.3899
- Format
- Citation
- Title
- Water And Ion Transport Through The Glass Transition In Polyelectrolyte Complexes.
- Creator
-
Abou Shaheen, Samir, Yang, Mo, Chen, Banghao, Schlenoff, Joseph B.
- Abstract/Description
-
Polyelectrolyte complexes or coacervates, PECs, represent one of the many families of ion-containing polymers proposed or in use for applications requiring mobile ions, including fuel cells, water purification, and rechargeable batteries. Interest in these materials has focused on how ion transport is coupled to, and limited by, polymer dynamics, which slow considerably below the glass transition, T-g. Unlike many other polymer systems, ion conductivity in hydrated PECs remains high above and...
Show morePolyelectrolyte complexes or coacervates, PECs, represent one of the many families of ion-containing polymers proposed or in use for applications requiring mobile ions, including fuel cells, water purification, and rechargeable batteries. Interest in these materials has focused on how ion transport is coupled to, and limited by, polymer dynamics, which slow considerably below the glass transition, T-g. Unlike many other polymer systems, ion conductivity in hydrated PECs remains high above and below T-g. In this work, we investigate the transport of water and ions within a PEC as the polymer host passes through T-g. We find no evidence of a response in the transport of water and small univalent ions, such as Na+ and Cl-, as the hydrated PEC goes through T-g. In contrast, triple-charged ions ferricyanide and ruthenium hexamine experience a second-order change in transport rate at T-g. This response is interpreted to show that these ions engage enough polyelectrolyte repeat units to experience the highly localized cooperative rearrangement thought to be responsible for the glass transition.
Show less - Date Issued
- 2020-07-28
- Identifier
- FSU_libsubv1_wos_000557753300007, 10.1021/acs.chemmater.0c01217
- Format
- Citation
- Title
- Examining Open Access Article Performance: Taking a Nearsighted Approach to a Farsighted Problem.
- Creator
-
Mouratidis, Roxann, Wood, Martin
- Abstract/Description
-
Objectives: To determine if open-access journal articles receive more citations, downloads, and social media attention than toll-access articles in the health sciences.Methods: Using our university’s CV database, we generated a list of faculty names and articles published between 2013-2016. The following criteria were used to refine this list: 1) the faculty member must have an active appointment in the College of Medicine, and 2) the publication must be a scholarly journal article. After our...
Show moreObjectives: To determine if open-access journal articles receive more citations, downloads, and social media attention than toll-access articles in the health sciences.Methods: Using our university’s CV database, we generated a list of faculty names and articles published between 2013-2016. The following criteria were used to refine this list: 1) the faculty member must have an active appointment in the College of Medicine, and 2) the publication must be a scholarly journal article. After our master list was generated and refined, we identified the open access articles by looking up each journal in the Directory of Open Access Journals, and in the case of hybrid journals, viewing the article’s access options on the journal’s website. We then manually retrieved article level metrics for each article on our list. These metrics included altmetric scores and the number of citations, downloads, and views each article received. Our primary source of data was the journal’s website. Secondary sources of data included Dimensions and the Altmetric bookmarklet.Results: On average, articles published open access or available in the institutional repository received at least a 20% increase in number of citations, as compared to articles published exclusively behind a paywall.Conclusions: Open-access articles receive more citations on average than their toll-access counterparts, and we expect to find a similar increase in the number of views, downloads, and altmetric scores. As such, authors and their institutions or funding agencies would benefit from utilizing open access publishing venues to increase the visibility of their research. Libraries have a role in facilitating open access to research by establishing institutional repositories as an alternative venue for freely sharing faculty-authored publications.
Show less - Date Issued
- 2020-07-22
- Identifier
- FSU_libsubv1_scholarship_submission_1597409725_dd605d03
- Format
- Citation
- Title
- Precision Doping of Polyelectrolyte Complexes: Insight on the Role of Ions.
- Creator
-
Schlenoff, Joseph
- Abstract/Description
-
The properties of polyelectrolyte complexes and coacervates, both termed PECs, are influenced strongly by their ion and water content. Water plasticizes PECs, reducing their modulus and glass transition temperature, Tg. In this work, a hydrated PEC with a Tg near room temperature, made from poly(diallyldimethylammonium), PDADMA, and poly(styrene sulfonate), PSS, was precisely doped with 22Na-labeled sodium salts along a Hofmeister series. A distinctive change in the rate of doping versus...
Show moreThe properties of polyelectrolyte complexes and coacervates, both termed PECs, are influenced strongly by their ion and water content. Water plasticizes PECs, reducing their modulus and glass transition temperature, Tg. In this work, a hydrated PEC with a Tg near room temperature, made from poly(diallyldimethylammonium), PDADMA, and poly(styrene sulfonate), PSS, was precisely doped with 22Na-labeled sodium salts along a Hofmeister series. A distinctive change in the rate of doping versus added salt concentration was observed for all salts. This transition was interpreted to reflect a change in ion-accessible volume coinciding with a change in the role of added salt from counterions for the polyelectrolytes, paired directly and within one water molecule of the charge on the polymer backbone, to a mix of counterions and co-ions, which do not have a specific location within the PEC. Isothermal calorimety for PEC made in, and doped by, NaCl showed two clear regions for enthaply change, ΔH, before and after the doping transition. The higher ΔH region was correlated with the counterion role, an indirect measure of the location of ions within the PEC
Show less - Date Issued
- 2020-06-23
- Identifier
- FSU_libsubv1_scholarship_submission_1607020488_75d87d43, 10.1021/acs.macromol.0c00965
- Format
- Citation
- Title
- Lagrangian and Eulerian Measurements in High-Speed Jets Using Multi-Pulse Shake-The-Box and Fine Scale Reconstruction (VIC#).
- Creator
-
Sellappan, Prabu, Cattafesta, Louis, Alvi, Farukh
- Abstract/Description
-
Accurate measurement of high-speed flows in the presence of elevated levels of shear and turbulence is a challenging yet necessary endeavor in order to understand ubiquitous flows that are of great engineering importance. While Eulerian methods, such as Particle Image Velocimetry, represent the traditional approach, Lagrangian alternatives, such as Particle Tracking Velocimetry, has witnessed a resurgence recently due to improved technology and interest in Lagrangian analysis methods. In this...
Show moreAccurate measurement of high-speed flows in the presence of elevated levels of shear and turbulence is a challenging yet necessary endeavor in order to understand ubiquitous flows that are of great engineering importance. While Eulerian methods, such as Particle Image Velocimetry, represent the traditional approach, Lagrangian alternatives, such as Particle Tracking Velocimetry, has witnessed a resurgence recently due to improved technology and interest in Lagrangian analysis methods. In this research, a recently developed implementation of a volumetric Lagrangian technique for tracking particles in densely seeded flows, namely, Multi–Pulse Shake-The-Box (MP–STB) with the specific implementation referred to as Four–Pulse Shake-The-Box, is described and its performance in high-speed jet flows is evaluated. The MP–STB technique is based on recent developments in the Shake-The-Box method (Novara et al. 2019) and uses low-speed cameras combined with a double exposed image acquisition strategy and multi-pulse tracking. Its use of four laser pulses in quick succession with an uneven pulse timing scheme allows for high-accuracy estimates of velocity and acceleration, and repeated ensembles of short-duration, time-resolved measurements in realistic high-speed flows. Experiments with circular jets operating at exit Mach numbers of 0.31 and 0.59 in two different configurations, namely, free jets and jets impinging on a ground plate located 4.75 jet diameters away from the nozzle, were performed to evaluate MP–STB. Scattered four particle tracks from MP–STB were mapped onto a regular Eulerian grid through the Fine Scale Reconstruction implementation of the VIC# data assimilation method (Jeon et al. 2018). Unique information, including acceleration fields, are presented for these well-known canonical flows. Comparisons with traditional Eulerian measurements from Tomographic PIV, Stereoscopic PIV, and planar PIV are provided to validate the accuracy and comparative cost of volumetric MP–STB measurements combined with the VIC# data assimilation technique.
Show less - Date Issued
- 2020-06-22
- Identifier
- FSU_libsubv1_scholarship_submission_1607027191_f2fa4fe3, 10.1007/s00348-020-02993-9
- Format
- Citation
- Title
- A Bell-shaped Dose-response of Topical FGF-1 in Accelerating Dermal Wound Healing in Aged Female BALB/cByJ Mice.
- Creator
-
Hagerott, Brooke, Blumstein, Alli, McGarry, Lauren, Cohen, Hannah, Tenorio, Connie, Powell, Brett, Nagy, Tamas, Blaber, Michael
- Abstract/Description
-
The objective of this study was to characterize the therapeutic dose-response characteristics for topical FGF-1 in the full-thickness dermal healing of aged female BALB/cByJ mice. The approach utilized a splinted excisional model of dermal healing, and a novel fine-sampled photographic methodology, to quantify key wound healing parameters for different doses of topical FGF-1. The histology of healed wounds, representative of each dose cohort, was also evaluated by section and staining. The...
Show moreThe objective of this study was to characterize the therapeutic dose-response characteristics for topical FGF-1 in the full-thickness dermal healing of aged female BALB/cByJ mice. The approach utilized a splinted excisional model of dermal healing, and a novel fine-sampled photographic methodology, to quantify key wound healing parameters for different doses of topical FGF-1. The histology of healed wounds, representative of each dose cohort, was also evaluated by section and staining. The results show that topical FGF-1 pharmacotherapy for accelerating dermal healing in aged BALB/cByJ female mice yields a narrow dose-response curve, with diminished therapeutic effect at high concentration (i.e. “bell-shaped” dose-response). The physiological response of FGF-1 in wound healing involves a combination of cell types (including vascular endothelial cells, epidermal keratinocytes and dermal fibroblasts). These individual cells types in culture can have different FGF-1 dose-response curves; however, only the response of fibroblasts is bell-shaped. The bell-shaped dose-response in dermal healing therefore principally reflects the effect upon fibroblasts. A narrow bell-shaped dose-response requires precise dosing of FGF-1 for therapeutic benefit. The results identify the practical dose range to elicit such a benefit.
Show less - Date Issued
- 2020-06-20
- Identifier
- FSU_libsubv1_scholarship_submission_1591883645_68fa5c0c, 10.1007/s42485-020-00040-z
- Format
- Citation
- Title
- Conserved Buried Water Molecules Enable the β-Trefoil Architecture.
- Creator
-
Blaber, Michael
- Abstract/Description
-
Available high-resolution crystal structures for the family of β-trefoil proteins in the structural databank were queried for buried waters. Such waters were classified as either: 1) unique to a particular domain, family, or superfamily, or 2) conserved among all β-trefoil folds. Three buried waters conserved among all β-trefoil folds were identified. These waters are related by the threefold rotational pseudo-symmetry characteristic of this protein architecture (representing three instances...
Show moreAvailable high-resolution crystal structures for the family of β-trefoil proteins in the structural databank were queried for buried waters. Such waters were classified as either: 1) unique to a particular domain, family, or superfamily, or 2) conserved among all β-trefoil folds. Three buried waters conserved among all β-trefoil folds were identified. These waters are related by the threefold rotational pseudo-symmetry characteristic of this protein architecture (representing three instances of an identical structural environment within each repeating trefoil-fold motif). The structural properties of this buried water are remarkable and include: residing in a cavity space no larger than a single water molecule, exhibiting a positional uncertainty (i.e., normalized B-factor) substantially lower than the average Cα atom, providing essentially ideal H-bonding geometry with three solvent-inaccessible main chain groups, simultaneously serving as a bridging H-bond for three different β-strands at a point of secondary structure divergence, and orienting conserved hydrophobic sidechains to form a nascent core-packing group. Other published work supports an interpretation that these interactions are key to the formation of an efficient folding nucleus and folded thermostability. The fundamental threefold symmetric structural element of the β-trefoil fold is therefore, surprisingly, a buried water molecule.
Show less - Date Issued
- 2020-06-12
- Identifier
- FSU_libsubv1_scholarship_submission_1591989294_c7b69320, 10.1002/pro.3899
- Format
- Citation
- Title
- Scientific practice in the time of COVID-19: It's time to commit to change.
- Creator
-
Dunleavy, Daniel J., Tennant, Jonathan, Francuzik, Wojciech
- Abstract/Description
-
In order to make progress on society's most pressing problems, we argue that scientists will need to continue to foster the open and transparent research practices taken during the current Coronavirus pandemic.
- Date Issued
- 2020-06-02
- Identifier
- FSU_libsubv1_scholarship_submission_1591199815_e415fb55, 10.5281/zenodo.3873630
- Format
- Citation
- Title
- Evaluation of the Florida Tax Credit Scholarship Program Participation, Compliance and Test Scores in 2018-19.
- Creator
-
Kisa, Zahid, Dyehouse, Melissa, Benz, Marisa, Herrington, Carolyn
- Abstract/Description
-
To expand educational opportunities for children of families that have limited financial resources and to enable children in this state to achieve a greater level of excellence in their education, the Florida Legislature created the Florida Tax Credit Scholarship Program in 2001. This report examines the effectiveness of the Tax Credit Scholarship Program for the 2018-2019 school year in general as well as at various sub-group levels.
- Date Issued
- 2020-06-01
- Identifier
- FSU_libsubv1_scholarship_submission_1604001971_326f11f6
- Format
- Citation
- Title
- Political corruption and the congestion of controllability in social networks.
- Creator
-
Solimine, Philip C
- Abstract/Description
-
By viewing political and social corruption through the lens of the control theory of complex systems, this paper will provide some insight into the effects of corruption and outside control on incentives which direct the formation and evolution of social networks, and the intrinsic hierarchies which they encode. This paper proposes and tests the hypothesis that changes in the rate of competition among nodes to raise their control capacity, incentivized by the anticipation of payment through...
Show moreBy viewing political and social corruption through the lens of the control theory of complex systems, this paper will provide some insight into the effects of corruption and outside control on incentives which direct the formation and evolution of social networks, and the intrinsic hierarchies which they encode. This paper proposes and tests the hypothesis that changes in the rate of competition among nodes to raise their control capacity, incentivized by the anticipation of payment through political corruption opportunities, can be identified by changes in an indicator of the controllability of the network at points where the network undergoes a structural change. A theoretical model of control input preference is formulated which leads to a testable hypothesis about the direction of correlation between controllability of a network and the presence of corruption. Results support the hypothesis that as corruption increases, the network becomes more difficult to control as all members alter their linking strategies to ensure that they get a piece of the action. We describe this novel effect as “hierarchical congestion”, to reflect the emergent phenomenon in which individuals making effort to move themselves to the top of the controllability hierarchy increase the number of driver nodes required to fully control the network.
Show less - Date Issued
- 2020-05-04
- Identifier
- FSU_libsubv1_scholarship_submission_1603169569_eb3ee178, 10.1007/s41109-020-00263-5
- Format
- Citation