Andrew O. Westfall
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View article: Contextual barriers to PrEP uptake and continuation among young Black gay and bisexual men who have sex with men living in the South
Contextual barriers to PrEP uptake and continuation among young Black gay and bisexual men who have sex with men living in the South Open
Young, Black Gay, and Bisexual men who have sex with men (YBGBM) are disproportionately impacted by HIV, especially in Southern United States. We conducted a cross-sectional survey (Feb19-Mar20). Eligibility criteria were self-reported age…
View article: Factors Associated with PMTCT Cascade Completion in Four African Countries
Factors Associated with PMTCT Cascade Completion in Four African Countries Open
Background. Many countries are working to reduce or eliminate mother-to-child transmission (MTCT) of HIV. Prevention efforts have been conceptualized as steps in a cascade but cascade completion rates during and after pregnancy are low. Me…
View article: Trends in diabetes incidence and associated risk factors among people with HIV in the current treatment era
Trends in diabetes incidence and associated risk factors among people with HIV in the current treatment era Open
Objective: To examine type 2 diabetes mellitus incidence and associated risk factors among people with HIV (PWH). Design: A retrospective clinical cohort study of PWH at a Southeastern US academic HIV clinic between 2008 and 2018. Methods:…
View article: Leveraging Technology and Gamification to Engage Learners in a Microbiology Curriculum in Undergraduate Medical Education
Leveraging Technology and Gamification to Engage Learners in a Microbiology Curriculum in Undergraduate Medical Education Open
Background Microbiology is a critical and expansive topic that many medical schools’ curriculum must teach in a constrained time frame. We implemented a microbiology question bank smart phone app enhanced with game elements and clinical pe…
View article: Trends in diabetes incidence and associated risk factors among people living with HIV in the current treatment era, 2008-2018
Trends in diabetes incidence and associated risk factors among people living with HIV in the current treatment era, 2008-2018 Open
People with HIV (PWH) have an increased risk for diabetes mellitus. Our objectives were to characterize the prevalence and incidence of diabetes in a cohort of people with HIV (PWH), and to evaluate both traditional and HIV-specific risk f…
View article: Do physicians within the same practice setting manage osteoporosis patients similarly?
Do physicians within the same practice setting manage osteoporosis patients similarly? Open
Introduction—Patients' receipt of prescription therapies are significantly influenced by their physician's prescribing patterns. If physicians in the same practice setting influence one another's prescribing, evidence implementation interv…
View article: Impact of organizational factors on adherence to laboratory testing protocols in adult HIV care in Lusaka, Zambia
Impact of organizational factors on adherence to laboratory testing protocols in adult HIV care in Lusaka, Zambia Open
Background Previous operational research studies have demonstrated the feasibility of large-scale public sector ART programs in resource-limited settings. However, organizational and structural determinants of quality of care have not been…
View article: An African Ancestry-Specific Allele of CTLA4 Confers Protection against Rheumatoid Arthritis in African Americans
An African Ancestry-Specific Allele of CTLA4 Confers Protection against Rheumatoid Arthritis in African Americans Open
Cytotoxic T-lymphocyte associated protein 4 (CTLA4) is a negative regulator of T-cell proliferation. Polymorphisms in CTLA4 have been inconsistently associated with susceptibility to rheumatoid arthritis (RA) in populations of European anc…
View article: Prevalence of and Factors Associated With Genital and Extragenital Chlamydia and Gonorrhea Among Transgender Women in HIV Care in the United States, 2005 to 2016
Prevalence of and Factors Associated With Genital and Extragenital Chlamydia and Gonorrhea Among Transgender Women in HIV Care in the United States, 2005 to 2016 Open
Background Data on testing rates and prevalence of and factors associated with genital and extragenital chlamydia and gonorrhea among transgender women with HIV in the United States are limited. Methods This retrospective cohort analysis i…
View article: Beyond Core Indicators of Retention in HIV Care: Missed Clinic Visits Are Independently Associated With All-Cause Mortality
Beyond Core Indicators of Retention in HIV Care: Missed Clinic Visits Are Independently Associated With All-Cause Mortality Open
Background. The continuum of care is at the forefront of the domestic human immunodeficiency virus (HIV) agenda, with the Institute of Medicine (IOM) and Department of Health and Human Services (DHHS) recently releasing clinical core indic…
View article: Radiographic severity of Rheumatoid Arthritis in African Americans: Results from a multicenter observational study
Radiographic severity of Rheumatoid Arthritis in African Americans: Results from a multicenter observational study Open
To describe radiographic changes in African-Americans with rheumatoid arthritis (RA) from the CLEAR (Consortium for the Longitudinal Evaluation of African-Americans with Early Rheumatoid Arthritis) Registry, a multicenter observational stu…
View article: Most Common SNPs Associated with Rheumatoid Arthritis in Subjects of European Ancestry Confer Risk of Rheumatoid Arthritis in African-Americans
Most Common SNPs Associated with Rheumatoid Arthritis in Subjects of European Ancestry Confer Risk of Rheumatoid Arthritis in African-Americans Open
Large-scale genetic association studies have identified over 20 rheumatoid arthritis (RA) risk alleles among individuals of European ancestry. The influence of these risk alleles has not been comprehensively studied in African-Americans. W…
View article: The HLA–DRB1 shared epitope is associated with susceptibility to rheumatoid arthritis in African Americans through European genetic admixture
The HLA–DRB1 shared epitope is associated with susceptibility to rheumatoid arthritis in African Americans through European genetic admixture Open
To determine whether shared epitope (SE)–containing HLA–DRB1 alleles are associated with rheumatoid arthritis (RA) in African Americans and whether their presence is associated with higher degrees of global (genome-wide) genetic admixture …
View article: Complementary and Alternative Medicine Use in African Americans With Rheumatoid Arthritis: Prevalence of CAM in an African American Cohort
Complementary and Alternative Medicine Use in African Americans With Rheumatoid Arthritis: Prevalence of CAM in an African American Cohort Open
Racial/ethnic differences with regard to complementary and alternative medicine (CAM) use have been reported in the US. However, specific details of CAM use by African Americans with rheumatoid arthritis (RA) are lacking.
View article: Prompt Outpatient Care For Older Adults Discharged From The Emergency Department Reduces Recidivism
Prompt Outpatient Care For Older Adults Discharged From The Emergency Department Reduces Recidivism Open
Both primary care and subspecialty care visits among older adults who are seen in the ED and discharged are associated with less frequent repeat ED visits within 30 days.
View article: 137. Applying Gamification to Microbiology Core Curriculum in Undergraduate Medical Education
137. Applying Gamification to Microbiology Core Curriculum in Undergraduate Medical Education Open
Background Gamification uses elements of game design to enhance learner engagement. We introduced a microbiology “trivia game” for first year medical students (MS1), leveraging principles of gamification (self-efficacy, points, leaderboard…
View article: Factors Associated with HIV Disclosure Status Among iENGAGE Cohort of New to HIV Care Patients
Factors Associated with HIV Disclosure Status Among iENGAGE Cohort of New to HIV Care Patients Open
HIV disclosure is an important behavior with implications for HIV treatment and prevention but understudied among new to HIV care patients who face unique challenges adjusting to a new diagnosis. This study evaluated the factors associated…
View article: Brief Report: Factors Associated With the Selection of Initial Antiretroviral Therapy From 2009 to 2012
Brief Report: Factors Associated With the Selection of Initial Antiretroviral Therapy From 2009 to 2012 Open
We examined factors associated with selection of initial antiretroviral regimen in the CNICS cohort. Patients initiating antiretroviral therapy (ART) between July 2009 and Dec 2012 were classified as receiving an NNRTI, boosted-PI, or ralt…
View article: Comparative effectiveness of single versus multiple tablet antiretroviral therapy regimens in clinical HIV practice
Comparative effectiveness of single versus multiple tablet antiretroviral therapy regimens in clinical HIV practice Open
We determined risk of virologic failure (VF) in individuals initiating tenofovir/emtricitabine/efavirenz as single versus multiple tablet regimens (MTR). We found no significant difference in the risk of VF, though did observe a trend towa…
View article: Transmission Risk Among Youth Living With HIV in the U.S.
Transmission Risk Among Youth Living With HIV in the U.S. Open
View article: In-Hospital Illicit Drug Use and Patient-Directed Discharge: Barriers to Care for Patients With Injection-Related Infections
In-Hospital Illicit Drug Use and Patient-Directed Discharge: Barriers to Care for Patients With Injection-Related Infections Open
Background Hospitalized persons who inject drugs are at a greater risk of adverse hospital outcomes including discharge against medical advice, inpatient illicit drug use, overdose, and death. However, there are limited data on the frequen…
View article: Physical activity trends and metabolic health outcomes in people living with HIV in the US, 2008–2015
Physical activity trends and metabolic health outcomes in people living with HIV in the US, 2008–2015 Open
View article: Sexually transmitted infections and sexual behaviors of men who have sex with men in an American Deep South PrEP clinic
Sexually transmitted infections and sexual behaviors of men who have sex with men in an American Deep South PrEP clinic Open
HIV pre-exposure prophylaxis (PrEP) effectively prevents HIV acquisition among men who have sex with men (MSM), but PrEP uptake has been associated with sexually transmitted infections (STIs). The effect of PrEP on STIs in MSM in the Deep …
View article: Peripheral CD4 T follicular cells induced by a conjugated pneumococcal vaccine correlate with enhanced opsonophagocytic antibody responses in younger individuals
Peripheral CD4 T follicular cells induced by a conjugated pneumococcal vaccine correlate with enhanced opsonophagocytic antibody responses in younger individuals Open
View article: Intersecting Epidemics: Incident Syphilis and Drug Use in Women Living With Human Immunodeficiency Virus in the United States (2005–2016)
Intersecting Epidemics: Incident Syphilis and Drug Use in Women Living With Human Immunodeficiency Virus in the United States (2005–2016) Open
Background Rates of early syphilis in US women are steadily increasing, but predictors of infection in this group are not clearly defined. Methods This retrospective analysis focused on women enrolled in the US CFAR Network of Integrated C…
View article: Mental health disorders and alcohol use are associated with increased likelihood of smoking relapse among people living with HIV attending routine clinical care
Mental health disorders and alcohol use are associated with increased likelihood of smoking relapse among people living with HIV attending routine clinical care Open
Background People living with HIV (PLWH) have a high level of interest in quitting smoking, but only a small proportion have sustainable abstinence 6 months after cessation. Few investigations have focused on relapse to smoking among PLWH.…
View article: 344. HIV and Diabetes in the Era of Antiretroviral Therapy
344. HIV and Diabetes in the Era of Antiretroviral Therapy Open
Background With advancements in ART, non-AIDS comorbidities are becoming more common among people living with HIV (PWH). In this analysis, we identified PWH followed at a single Ryan White HIV Clinic in Alabama and determined the overall p…
View article: 1282. A Major Hurdle for HIV Elimination: How Do We Promote Pre-Exposure Prophylaxis Persistence among Men Who Have Sex with Men in the Deep South?
1282. A Major Hurdle for HIV Elimination: How Do We Promote Pre-Exposure Prophylaxis Persistence among Men Who Have Sex with Men in the Deep South? Open
Background Pre-Exposure Prophylaxis (PrEP) effectively prevents HIV acquisition in men who have sex with men (MSM), if taken appropriately. Effective PrEP requires persistence in PrEP care. We defined the PrEP care continuum in a Deep Sout…
View article: Creating and testing a GCP game in an asynchronous course environment: The game and future plans
Creating and testing a GCP game in an asynchronous course environment: The game and future plans Open
Introduction: The National Institute of Health has mandated good clinical practice (GCP) training for all clinical research investigators and professionals. We developed a GCP game using the Kaizen-Education platform. The GCP Kaizen game w…
View article: P554 Adherence and sexually transmitted infections among MSM receiving care in a community-based HIV PrEP clinic in the deep south
P554 Adherence and sexually transmitted infections among MSM receiving care in a community-based HIV PrEP clinic in the deep south Open
Background We have previously identified PrEP adherence as a risk factor for STIs in an academically affiliated Deep South PrEP clinic. In this analysis of a community-based Deep South PrEP clinic, we hypothesized that PrEP adherence and h…