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Full-Text Articles in Medicine and Health Sciences

The Impact Of Covid-19 On Hiv Treatment And Research: A Call To Action, Tiffany Chenneville, Kemesha Gabbidon, Patricia Hanson, Cashea Holyfield Jan 2020

The Impact Of Covid-19 On Hiv Treatment And Research: A Call To Action, Tiffany Chenneville, Kemesha Gabbidon, Patricia Hanson, Cashea Holyfield

USF St. Petersburg campus Faculty Publications

The impact of the COVID-19 pandemic is far reaching, with devastating effects on individuals, communities, and societies across the world. People with chronic health conditions may be at greater risk of contracting or experiencing complications from COVID-19. In addition to illness or death for those who contract the virus, the physical distancing required to flatten the curve of new cases is having a negative impact on the economy, the effects of which intersect with mental health and other existing health concerns, thus affecting marginalized communities. Given that HIV also has a disproportionate impact on marginalized communities, COVID-19 is affecting people …


First-Time Characterization Of Viable But Non-Culturable Proteus Mirabilis: Induction And Resuscitation, Reham Wasfi, G. R. Abdellatif, H. M. Elshishtawy, Hossam M. Ashour Jan 2020

First-Time Characterization Of Viable But Non-Culturable Proteus Mirabilis: Induction And Resuscitation, Reham Wasfi, G. R. Abdellatif, H. M. Elshishtawy, Hossam M. Ashour

USF St. Petersburg campus Faculty Publications

Pathogenic bacteria can enter into a viable but non-culturable (VBNC) state under unfavourable conditions. Proteus mirabilis is responsible for dire clinical consequences including septicaemia, urinary tract infections and pneumonia, but is not a species previously known to enter VBNC state. We suggested that stress-induced P. mirabilis can enter a VBNC state in which it retains virulence. P. mirabilis isolates were incubated in extreme osmotic pressure, starvation, low temperature and low pH to induce a VBNC state. Resuscitation was induced by temperature upshift and inoculation in tryptone soy broth with Tween 20 and brain heart infusion broth. Cellular ultrastructure and gene …


Does Survival Vary For Breast Cancer Patients In The United States? A Study From Six Randomly Selected States, Hafiz Mohammad Rafiqullah Khan, Lisaann S. Gittner, Abhilash Perisetti, Anshul Saxena, Aamrin Rafiq, Kemesha Gabbidon, Sarah Mende, Maria Lyuksyutova Jan 2017

Does Survival Vary For Breast Cancer Patients In The United States? A Study From Six Randomly Selected States, Hafiz Mohammad Rafiqullah Khan, Lisaann S. Gittner, Abhilash Perisetti, Anshul Saxena, Aamrin Rafiq, Kemesha Gabbidon, Sarah Mende, Maria Lyuksyutova

USF St. Petersburg campus Faculty Publications

Background . Breast cancer is the most common cancer in women. Disparities in some characteristics of breast cancer patients and their survival data for six randomly selected states in the US were examined. Materials and Methods . A probability random sampling method was used to select the records of 2,000 patients from each of six randomly selected states. Demographic and disease characteristics were extracted from the Surveillance Epidemiology and End Results (SEER) database. To evaluate relationships between variables, we employed a Cox Proportional Regression to compare survival times in the different states. Results . Iowa had the highest mean age …


Role Of Healthcare Providers' Recommendation Style In Hpv Vaccine-Decision-Making Among Haitian Parents And Female Patients, Dudith Pierre-Victor, Dionne P. Stephens, Rachel Clarke, Kemesha Gabbidon, Purnima Madhivanan Jan 2017

Role Of Healthcare Providers' Recommendation Style In Hpv Vaccine-Decision-Making Among Haitian Parents And Female Patients, Dudith Pierre-Victor, Dionne P. Stephens, Rachel Clarke, Kemesha Gabbidon, Purnima Madhivanan

USF St. Petersburg campus Faculty Publications

Background and Purpose: The strong influence of physician recommendation on vaccine uptake is well established in the literature. However, its influence on HPV vaccine decision-making among young Haitian women is understudied. This study investigated the role of healthcare providers’ recommendation style in Haitian parents’ and female patients’ HPV vaccine decision-making. Methods: Thirty selfidentified Haitian women aged 17-26 years were recruited from a large university campus in the Southeastern United States (N=30). They completed in-depth face-to-face interviews regarding their HPV vaccine decision-making process. Transcripts were analyzed using thematic analysis. Results: Provider recommendation was cited as a major factor that influenced HPV …


Recovery From Diffuse Brain Injuries: Two Case Studies., Alejandro E. Brice, Roanne G. Brice Jan 2017

Recovery From Diffuse Brain Injuries: Two Case Studies., Alejandro E. Brice, Roanne G. Brice

USF St. Petersburg campus Faculty Publications

Subarachnoid hemorrhages (SAHs) are grave medical emergencies, whereas 30–50% of all SAHs may ultimately result in death. Subarachnoid hemorrhages share many resemblances with other neurological traumas such as a cerebral vascular accident, meningitis, and/or traumatic brain injury. Autoimmune encephalopathies (AE) occur when human antibodies assault the body’s cell surfaces and/or synaptic proteins. Consequently, widespread nervous system and diffuse brain involvement may occur. With subarachnoid hemorrhages and autoimmune encephalopathies, multiple areas of cognition and language can be impaired. Case studies in communication sciences and disorders are underutilized, yet are important in evidenced‐based practice. Speech-language pathologists in medical settings have worked with …


Does Breast Cancer Drive The Building Of Survival Probability Models Among States? An Assessment Of Goodness Of Fit For Patient Data From Seer Registries, Hafiz Mohammad Rafiqullah Khan, Anshul Saxena, Abhilash Perisetti, Aamrin Rafiq, Kemesha Gabbidon, Sarah Mende, Maria Lyuksyutova, Kandi Quesada, Summre Blakely, Tiffany Torres, Mahlet Afesse Jan 2016

Does Breast Cancer Drive The Building Of Survival Probability Models Among States? An Assessment Of Goodness Of Fit For Patient Data From Seer Registries, Hafiz Mohammad Rafiqullah Khan, Anshul Saxena, Abhilash Perisetti, Aamrin Rafiq, Kemesha Gabbidon, Sarah Mende, Maria Lyuksyutova, Kandi Quesada, Summre Blakely, Tiffany Torres, Mahlet Afesse

USF St. Petersburg campus Faculty Publications

Background:

Breast cancer is a worldwide public health concern and is the most prevalent type of cancer in women in the United States. This study concerned the best fit of statistical probability models on the basis of survival times for nine state cancer registries: California, Connecticut, Georgia, Hawaii, Iowa, Michigan, New Mexico, Utah, and Washington.

Materials and Methods:

A probability random sampling method was applied to select and extract records of 2,000 breast cancer patients from the Surveillance Epidemiology and End Results (SEER) database for each of the nine state cancer registries used in this study. EasyFit software was utilized …


Survival Analysis For White Non-Hispanic Female Breast Cancer Patients, Hafiz Mohammad Rafiqullah Khan, Anshul Saxena, Kemesha Gabbidon, Tiffanie Shauna-Jeanne Stewart, Chintan Bhatt Jan 2014

Survival Analysis For White Non-Hispanic Female Breast Cancer Patients, Hafiz Mohammad Rafiqullah Khan, Anshul Saxena, Kemesha Gabbidon, Tiffanie Shauna-Jeanne Stewart, Chintan Bhatt

USF St. Petersburg campus Faculty Publications

Background: Race and ethnicity are significant factors in predicting survival time of breast cancer patients. In this study, we applied advanced statistical methods to predict the survival of White non-Hispanic female breast cancer patients, who were diagnosed between the years 1973 and 2009 in the United States (U.S.). Materials and Methods: Demographic data from the Surveillance Epidemiology and End Results (SEER) database were used for the purpose of this study. Nine states were randomly selected from 12 U.S. cancer registries. A stratified random sampling method was used to select 2,000 female breast cancer patients from these nine states. We compared …


Model-Based Survival Estimates Of Female Breast Cancer Data, Hafiz Mohammad Rafiqullah Khan, Anshul Saxena, Kemesha Gabbidon, Sagar Rana, Nasar Uddin Ahmed Jan 2014

Model-Based Survival Estimates Of Female Breast Cancer Data, Hafiz Mohammad Rafiqullah Khan, Anshul Saxena, Kemesha Gabbidon, Sagar Rana, Nasar Uddin Ahmed

USF St. Petersburg campus Faculty Publications

Background: Statistical methods are very important to precisely measure breast cancer patient survival times for healthcare management. Previous studies considered basic statistics to measure survival times without incorporating statistical modeling strategies. The objective of this study was to develop a data-based statistical probability model from the female breast cancer patients’ survival times by using the Bayesian approach to predict future inferences of survival times. Materials and Methods: A random sample of 500 female patients was selected from the Surveillance Epidemiology and End Results cancer registry database. For goodness of fit, the standard model building criteria were used. The Bayesian approach …


Health Disparities Between Black Hispanic And Black Non-Hispanic Cervical Cancer Cases In The Usa, Hafiz Mohammad Rafiqullah Khan, Kemesha Gabbidon, Faheema Abdool-Ghany, Anshul Saxena, Esneider Gomez, Ts Stewart Jan 2014

Health Disparities Between Black Hispanic And Black Non-Hispanic Cervical Cancer Cases In The Usa, Hafiz Mohammad Rafiqullah Khan, Kemesha Gabbidon, Faheema Abdool-Ghany, Anshul Saxena, Esneider Gomez, Ts Stewart

USF St. Petersburg campus Faculty Publications

Background: Globally, cervical cancer is a major public health concern. Cervical cancer is the second most common cancer among women, resulting in approximately 500,000 cases per year. The purpose of this study is to compare disease characteristics between Black Hispanic (BH) and Black non-Hispanic (BNH) women in the US. Materials and Methods: We used stratified random sampling to select cervical cancer patient records from the SEER database (1973-2009). We used Chi-square and independent samples t-test to examine differences in proportions and means. Results: The sample included 2,000 cervical cancer cases of Black non-Hispanic and 91 Black Hispanic women. There were …


Statistical Applications For The Prediction Of White Hispanic Breast Cancer Survival, Hafiz Mohammad Rafiqullah Khan, Anshul Saxena, Kemesha Gabbidon, Elizabeth Ross, Alice Shrestha Jan 2014

Statistical Applications For The Prediction Of White Hispanic Breast Cancer Survival, Hafiz Mohammad Rafiqullah Khan, Anshul Saxena, Kemesha Gabbidon, Elizabeth Ross, Alice Shrestha

USF St. Petersburg campus Faculty Publications

Background: The ability to predict the survival time of breast cancer patients is important because of the potential high morbidity and mortality associated with the disease. To develop a predictive inference for determining the survival of breast cancer patients, we applied a novel Bayesian method. In this paper, we propose the development of a databased statistical probability model and application of the Bayesian method to predict future survival times for White Hispanic female breast cancer patients, diagnosed in the US during 1973-2009. Materials and Methods: A stratified random sample of White Hispanic female patient survival data was selected from the …


Black Hispanic And Black Nonhispanic Breast Cancer Survival Data Analysis With Half-Normal Model Application, Hafiz Mohammad Rafiqullah Khan, Anshul Saxena, Veronica Vera, Faheema Abdool-Ghany, Kemesha Gabbidon, Nancy Perea Perea, Ts Stewart, Venkataraghavan Ramamoorthy Ramamoorthy Dec 2013

Black Hispanic And Black Nonhispanic Breast Cancer Survival Data Analysis With Half-Normal Model Application, Hafiz Mohammad Rafiqullah Khan, Anshul Saxena, Veronica Vera, Faheema Abdool-Ghany, Kemesha Gabbidon, Nancy Perea Perea, Ts Stewart, Venkataraghavan Ramamoorthy Ramamoorthy

USF St. Petersburg campus Faculty Publications

Background: Breast cancer is the second leading cause of cancer death for women in the United States. Differences in survival of breast cancer have been noted among racial and ethnic groups, but the reasons for these disparities remain unclear. This study presents the characteristics and the survival curve of two racial and ethnic groups and evaluates the effects of race on survival times by measuring the lifetime data-based half-normal model. Materials and Methods: The distributions among racial and ethnic groups are compared using female breast cancer patients from nine states in the country all taken from the National Cancer Institute’s …