Digital Commons Network^™

Small Cell Lung Cancer In A Never-Smoking Patient: A Case Highlighting Diagnostic And Screening Gaps In Primary Care, Edward Hamilton, Alexandra She, Francis Jenney

The Journal of Integrated Primary Care

Small cell lung cancer (SCLC) is best known in relation to tobacco exposure and tends to be seen in advanced disease. Contemporary guidelines in lung cancer screening demonstrate a strong emphasis on smoking exposure, which may serve as a barrier to recognition in never-smokers who lack conventional risk factors. As a result, SCLC in never-smokers remains an important but underrecognized consideration in general and primary care settings. The current case involves a 65-year-old African American man who has never been a smoker but who presented with progressive thoracic pain, shortness of breath, and unintended weight loss, leading to the discovery …

Examining Hiv Testing In Black Americans In The Southern United States: Association Between Sexual Orientation, Gender Identity, Healthcare Access, And Hiv High-Risk Behaviors, Shavon Wolfe

Walden Dissertations and Doctoral Studies

Examining factors that affect HIV testing in the Black/African American population is important because socioeconomic hardship, stigma, and restricted access to healthcare all lead to gaps in early diagnosis and prevention treatment to prevent further spread of infection. However, most studies have focused on these factors separately, leaving less understanding of how they work together to influence HIV testing behavior. Guided by the health belief model, this study examined the relationship between sexual orientation, gender identity, healthcare access, and HIV high-risk behaviors. The study examined the relationship between sexual orientation, gender identity, healthcare access, and HIV testing, and the influence …

Community Health Workers’ Experiences Distributing Harm Reduction Supplies During Covid-19 In The Barren River Area Development District, Angel Nichole Shoemake

Walden Dissertations and Doctoral Studies

Community health workers (CHWs) distributing sterile injecting equipment help reduce infectious disease transmission among people who inject drugs; however, limited research exists regarding their experiences delivering harm reduction services during public health emergencies in rural areas. The purpose of this qualitative study was to explore CHWs’ experiences and perceptions of health risks, operational barriers, and social influences affecting harm reduction service delivery during the COVID-19 pandemic in the Barren River Area Development District. The health belief model guided this study, emphasizing perceived susceptibility, severity, barriers, benefits, and self-efficacy. Data were collected through semistructured Zoom interviews with eight purposively sampled CHWs …

Comparative Analysis Of Traditional And Deep Learning Time Series Architectures For Influenza A Infectious Disease Forecasting, Edmund Fosu Agyemang, Hansapani Rodrigo, Vincent Agbenyeavu

School of Mathematical & Statistical Sciences Faculty Publications

Influenza A remains a major cause of respiratory mortality worldwide, motivating accurate forecasting to support timely preparedness and resource allocation. This study presents a comparative evaluation of two traditional seasonal time series baselines, ARIMA and Holt–Winters exponential smoothing (ETS), and six deep learning (DL) architectures (Simple RNN, LSTM, GRU, BiLSTM, BiGRU, and a Transformer) for forecasting monthly Influenza A case counts in the United States. Data from January 2009 to December 2023 were analyzed, using January 2009 to December 2022 for training and January 2023 to December 2023 for out-of-sample testing. Models were tuned using a validation split and assessed …

Depressive Symptoms And Functional Disability Among Older Adults In Nakhon Ratchasima Province, Thailand: A Cross-Sectional Population-Based Study, Jiranya Bureemas, Atthawit Singsalasang

Journal of Health Research

Background: Depressive symptoms have been associated with activities of daily living (ADL) disability; however, evidence among Thai older adults remains limited and inconsistent. This study investigates the association between depressive symptoms and ADL disability in older Thai adults.

Methods: A cross-sectional analytic study was conducted among 312 older adults in Nakhon Ratchasima, Thailand, who were selected using a multistage sampling method. Data were collected between April and July 2023 using structured questionnaires covering demographic and environmental variables. Depressive symptoms were assessed using the 15-item Geriatric Depression Scale. ADL disability was measured using the Barthel and Chula ADL Indices. Multiple logistic …

Healthcare Access And The Persistent Racial Disparities In Low Birth Weight, Zaheda A. Hussain, Yadanar Moe

DePaul Discoveries

Low birth weight (LBW), defined as less than 2,500 grams, is an influential factor contributing to infant mortality in the United States, with significant racial disparities between Black and White mothers. This study analyzed data from 3,054 Black and White mothers collected from the 2018 National Health Interview Survey to explore the association between access to medical care and LBW within different racial groups. The prevalence of LBW was 8.0%. Overall, mothers without a usual place of medical care had, on average, an 18% higher risk of LBW than those with a usual place (OR = 1.18, 95% CI: 0.80–1.74). …

Clearing The Air: Tracking Spatial And Temporal Pm2.5 Variability Along A Biking Transect In Chicago, Beau R. Rass

DePaul Discoveries

Fine particulate matter (PM₂.₅) poses significant risks to human health and disproportionately affects marginalized communities in urban environments (World Health Organization [WHO], 2021; Tessum et al., 2021). Using low-cost mobile sensors, this study explored spatiotemporal PM₂.₅ concentration patterns along a north–south transect of Halsted Street in Chicago. A 2B Technologies Portable Aerosol Monitor (PAM) mounted on a bicycle was used to continuously record PM₂.₅ concentrations with associated GPS coordinates at approximately two-second intervals during 16 sampling events between 08-12-2025 and 10-05-2025. PM₂.₅ concentrations did not differ significantly among the South Side, West Loop, and North Side regions, contrary to the …

Fertility And Birth Rates In The Mountain West, 2024, Sydney Mitchell, Maisoon Faris, Caitlin J. Saladino, William E. Brown Jr.

Health

This fact sheet reports 2024 data on the overall birth rate and birth-related health measures in the five Mountain West states of Arizona, Colorado, New Mexico, Nevada, and Utah using data from the Centers for Disease Control and Prevention (CDC) website. This fact sheet includes information from the National Center for Health Statistics, “Statistics by State” subsection related to birth. This subsection focuses on fertility rates, teen birth rates, infant mortality rates, births to unmarried mothers, cesarean deliveries, pre-term births, and infants with low birth weight.

Llm-As-A-Judge For Infection Prevention And Control And Antimicrobial Resistance Impact: Comparing Three Main Llms Vs. Human Experts' Assessment, Marcello Di Pumpo, Leonardo Villani, Maria Rosaria Gualano, Danilo Buonsenso, Francesca Raffaelli, Daniele Donà, Patrizia Laurenti, Vittorio Maio, Stefania Boccia, Walter Ricciardi

College of Population Health Faculty Papers

BACKGROUND: Large language models (LLMs) are increasingly used to generate health information, yet their reliability as evaluators remains unclear. This study investigated the feasibility of an LLM-as-a-judge methodology in the context of infection prevention and antimicrobial resistance (AMR), comparing automated ratings with human expert benchmarks.

METHODS: We performed a secondary analysis of an expert-annotated dataset of health messages. Three leading LLMs (ChatGPT, Claude, Gemini) independently evaluated the same messages using an adapted DISCERN tool across five domains: information reliability, quality, AMR impact, persuasiveness, and overall score. We utilized descriptive statistics, intra-rater reliability tests, and mixed-effects ordinal regression to analyze divergence …

Brief Of Public Health And Health Law Scholars As Amici Curiae Urging Affirmance In Support Of Plaintiffs-Appellees, Rachel L. Zacharias, Zeinab Bakhet, Kevin Costello, Maya Manian

Amicus Briefs & Court Filings

INTRODUCTION: Physicians’ use of their judgment and expertise to prescribe drugs and devices for purposes other than those approved by the Food and Drug Administration (“FDA”)—colloquially known as off-label use—is an indispensable feature of modern medicine. The FDA approves drugs as “safe and effective for specific indications.” Christopher M. Wittich, Christopher M. Burkle & William L. Lanier, Ten Common Questions (and Their Answers) About OffLabel Drug Use, 87 Mayo Clinic Procs. 982, 982 (2012). Federal law then generally leaves prescribing decisions, including off-label use of FDA-approved drugs and devices for a patient’s particular indication, to physicians acting under state law …

Comments Re: Regulation For Federal Financial Assistance, Fred D. Ledley, Edward Zhou, Brian C. Fox

CISI Publication

This comment focuses on the proposed modifications to §200.205 “Federal Agency Merit Review of Proposals” and §200.340 “Termination and suspension” of Title 2 of the Code of Federal Regulations. We argue that the pre-issuance review, discretionary termination provisions, and other constraints of federal research support that would be established under this proposal create impediments to the scientifically-driven process of discovery and innovation that has long provided the foundation for advances in American prosperity, influence, health, and wellbeing. Our comments focus specifically on federal support for biomedical research by the National Institutes of Health (NIH) for the purpose of advancing healthcare …

Metabolic Syndrome Is Associated With Increased Mortality In Patients With Breast Or Prostate Cancer, Jessica P Hwang, Ning Zhang, Mercy W Misoi, Sabhi Gull, Zayd A Razouki, Justin R Gregg, Natalia I Heredia, Sharon H Giordano

Faculty, Staff and Student Publications

We investigated the association of metabolic syndrome (MetS) with mortality in patients with breast and prostate cancer. Breast and prostate cancer cohorts were created retrospectively using the SEER-Medicare database. Patients with first primary breast or prostate cancer diagnosed in 2008-2019 were identified using ICD-O-3 site and histology codes. Among those, patients with MetS were identified using ICD-9/10-CM codes, CPT/HCPCS codes, and prescription drug use from Medicare claims files. We defined continuous enrollment from 12 months before through 12 months after diagnosis, exposure during the first 12 months after diagnosis, and survival follow-up starting 12 months after diagnosis. We used multivariable …

Leveraging Health Information Exchange (Hie) Data To Demonstrate The Impact On Health Outcomes Of Community Based Organization Interventions: Case Studies Of Housing Placement And Medically Tailored Meal Program, Kevin Kramer, Harm Scherpbier, William Marella

College of Population Health Faculty Papers

Objective

Methods

Exploring Lifestyle Transitions And Perceptions Of Weight And Health Among College Students In Huntsville, Texas, Keyonna Nicole Thomas

Walden Dissertations and Doctoral Studies

College students aged 18–25 transitioning to independent living often experience changes in diet, physical activity, stress, and time management that increase health risks. These challenges may be amplified in semi-urban communities by limited access to healthy food, transportation barriers, and scheduling constraints. This qualitative phenomenological study explored how college students in Huntsville, Texas, perceived and interpreted these lifestyle changes and their influence on perceptions of health and weight. Guided by the social ecological model, the study included 12 participants who were 18–25 years old, enrolled in college, living independently in Huntsville, Texas, and able to describe their experiences with lifestyle …

Antropometri Tangan Penduduk Kota Ambon Sebagai Dasar Perancangan Ergonomis, Puan Maryam Leaongso, Wilma Latuny, Aminah Soleman

National Journal of Occupational Health and Safety

The limited availability of hand anthropometric data for the Indonesian population, particularly for the residents of Ambon City, may affect the accuracy of designing ergonomic products, work equipment, and public facilities. This study aimed to measure and analyze 25 hand dimensions of the Ambon City population based on gender and age, and to compare the measurement results with national anthropometric data. This research employed a quantitative method with a descriptive design through an anthropometric approach. Data were collected directly from 200 respondents, consisting of 100 females (aged 18–40 years) and 100 males (aged 20–40 years). Data analysis was performed using …

Transjugular Intrahepatic Portosystemic Shunt (Tips) Outcomes For Variceal Hemorrhage During And After Covid-19: Racial, Payer, And Income Disparities - A National Retrospective Cohort Study With Stratified Sensitivity Analyses, Nakul Ganju, Shubham Gupta, Sahak Hovsepian, Samay Shah, Shaunak Ganju, Farshad Aduli

Student Papers, Posters & Projects

BACKGROUND AND AIMS: Transjugular intrahepatic portosystemic shunt (TIPS) reduces mortality in esophageal variceal hemorrhage. Whether the COVID-19 pandemic worsened existing disparities in outcomes among patients undergoing TIPS remains unclear. We aimed to characterize racial, payer-based, and income-based disparities in post-TIPS outcomes before and after the COVID-19 pandemic.

METHODS: Using the 2016-2022 National Inpatient Sample, we conducted a retrospective cohort analysis of 31,860 weighted hospitalizations of adults with cirrhosis and esophageal variceal hemorrhage who underwent TIPS. Admissions were stratified as pre-COVID (2016-2019) and post-COVID (2020-2022). Primary outcomes were in-hospital mortality, length of stay, and total hospital charges. Multivariable regression models with …

The Association Between Food Insecurity, Housing Insecurity, Self-Care Practice And Depression Among Black Immigrants In The United States, Beatrice Ngozi Mbaocha

Walden Dissertations and Doctoral Studies

The prevalence and poor prognosis of depressive symptoms remain significant among adult Black immigrants in the United States. This study examined the complex interplay between food insecurity, housing insecurity, self-care practices, and depression among adult Black immigrants in the United States. Grounded in the socioecological model, this quantitative cross-sectional study analyzed data from N = 469 noninstitutionalized Black immigrant adults (54.2% female, 45.8% male) using the 2023 National Health Interview Survey. Binary logistic regression was employed to assess the probability of depressive symptoms as a function of food insecurity, housing insecurity, and self-care practices, controlling for age, gender, and employment …

Promoting Equity For Children And Adolescents Through Implementation Processes In Health And Social Care: A Scoping Review, Michelle Gooey, Heather Morris, Rebecca Madill, Callie Walsh-Bailey, Ahlia Griffiths, Melissa Savaglio, Claire Blewitt, Amanda O'Connor, Sara Holton, Helia Khalesi, Sofia Grage-Moore, Maria Fernandez, Echezona E Ezeanolue, Allison Metz, Ana Baumann, Helen Skouteris

Faculty, Staff and Student Publications

Background: Despite the many existing implementation methods, theories, and frameworks, implementation science is insufficiently closing the research-to-practice gap. Bridging this gap is critical to achieving healthy and thriving communities globally, and requires implementation processes that promote equity and reach diverse populations, especially those most in need. The aim of this scoping review was to identify, thematically analyse, categorise, and provide examples of implementation processes described in equity-focused literature, with a focus on health and social care interventions for children and adolescents from birth to 18 years of age.

Methods: A comprehensive search of literature was undertaken across six electronic databases …

Lgbtq+: What Utahns Need To Know, Susan R. Madsen, Deborah Lin

Marketing and Strategy Faculty Publications

LGBTQ+ Utahns who identify as girls and women thrive when they are valued and accepted for who they are. Creating environments where they feel safe, welcomed, and empowered to participate fully strengthens their health, wellbeing, and sense of belonging. Communities also benefit when LGBTQ+ women and girls are encouraged to share their perspectives, talents, and leadership. When diverse voices are welcomed into dialogue and collaborative decision-making, organizations and communities are better equipped to serve everyone. By fostering belonging, representation, and meaningful participation, Utah can create communities where every person has the opportunity to thrive.

Eating Disorders: What Utahns Need To Know, Brie Sparks, Susan R. Madsen

Marketing and Strategy Faculty Publications

Eating disorders are serious mental health conditions characterized by persistent disturbances in eating behaviors and related thoughts and emotions. They affect individuals of all ages, backgrounds, body sizes, and life stages, often occurring alongside other mental health challenges. Eating disorders can have profound impacts on physical health, emotional wellbeing, relationships, educational attainment, and workforce participation. Understanding the prevalence, risk factors, and barriers to treatment in Utah is essential for developing effective prevention, intervention, and recovery efforts.

Penilaian Safety Climate Di Area Quarry Pada Pabrik Semen Di Indonesia, Andrizqa Andrizqa, Mufti Wirawan, Raden Ismail Haq, Asep Zaenal Muttaqien, Muhammad Arifin Ramzy Lubis

National Journal of Occupational Health and Safety

Work in the quarry area of the cement industry has a high risk of occupational accidents. Workers' understanding of the safety climate is important to prevent workplace accidents and injuries. This study aimed to assess the safety climate in the quarry area of a cement plant in Indonesia while identifying aspects that still require improvement. This study employed a descriptive quantitative approach using a questionnaire adapted from the Loughborough Safety Climate Assessment Toolkit (LSCAT). The sample consisted of all workers in the quarry area, including 49 permanent workers and 90 contract workers. The results showed that the average safety climate …

The Impact Of Social Determinants Of Health On Alcoholism Among African American Communities Aged 65 And Older, Kymberly Williams

Walden Dissertations and Doctoral Studies

Alcohol use disorder among African American older adults (aged ≥65) remains an underrecognized contributor to preventable morbidity and diminished quality of life. Although previous research has identified individual risk factors for alcohol misuse, little is known about how social determinants of health shape alcohol use among this population. The purpose of this descriptive phenomenological study was to explore how family support, experiences of racial discrimination, religious engagement, and economic stability influence late-life alcohol use. Cultural Resilience Theory guided the exploration of how cultural resources and structural stressors influence alcohol use. Five African American adults aged 65 years and older were …

Sleep Disturbances Affect Sleep Quality Of Hospitalized Adults, Tonjia Hardesty

Dissertations

Abstract

Background: Sleep disturbances affect the quality of sleep hospitalized adults experience, possibly extending patient recovery time. Treatment of insomnia frequently includes pharmacological interventions exposing patients to potential side effects, leading to negative patient outcomes.  The purpose of this project was to determine if a sleep hygiene toolkit including eye masks, earplugs, advocacy cards, and removal of nicotine patches at bedtime would improve patient sleep quality without use of pharmacological interventions.

Methods: A descriptive observational design was used in this quality improvement (QI) project. A convenience sample of 37 (N =37) participants over the age of 18 years and …

Identification Of Prognostic Factors For Disease Recurrence-Free Survival (Drfs) In Breast Cancer Patients Using The Cox Proportional Hazards Model, Dwi Cahyaning Putri, Veny Prabaningrum, Samsul Arifin

Jurnal Biostatistik, Kependudukan, dan Informatika Kesehatan

Breast cancer remains one of the most common malignancies among women worldwide, with recurrence remaining a major clinical challenge. Despite various treatment efforts, the mortality rate from breast cancer remains high, particularly among patients with worse clinical and molecular conditions. This study aims to identify factors influencing the survival of breast cancer patients using the Cox proportional hazards model. The study analyzes clinical and molecular data of breast cancer patients to identify key risk factors affecting Disease Recurrence-Free Survival (DRFS). Analysis was conducted using Kaplan-Meier, the Log Rank test, and the Cox proportional hazards model. The results showed that nodal …

Fecal Fatty Acids And Other Risk Factors Associated With Multiple Sclerosis Score, Progression And Diagnosis Among Hispanic Adults, Juliana Ayala-Viqueira

Walden Dissertations and Doctoral Studies

Multiple sclerosis (MS) is a chronic neurological condition with insufficient research regarding risk factors influencing MS severity score (MSSS), progression and diagnosis among Hispanic adults living in the United States. This cross-sectional study assessed factors associated with MS score, progression and diagnosis using secondary data from the International Multiple Sclerosis Microbiome Study (iMSMS). Guided by the ecological model, the study included N = 576 participants with MS. Manuscript 1 explored the association between body mass index (BMI), sodium consumption, and the MS severity score in a Hispanic adult population. A multiple linear regression was conducted to examine whether age and …

Cytoskeletal Protein Expression In Autism Spectrum Disorder: A Psychoneuroimmunological Perspective On Sars-Cov-2, James Birch

Walden Dissertations and Doctoral Studies

The COVID-19 pandemic heightened concerns about health disparities among individuals with autism spectrum disorder (ASD). Limited understanding of the biological factors underlying health variability may hinder efforts to reduce disparities and improve care for neurodivergent populations. Guided by the psychoneuroimmunology framework, this quantitative study investigated whether cytoskeletal gene expression was associated with neuroimmune variability in ASD and SARS-CoV-2 populations. Three genes –Nck-associated protein 1 (NCKAP1), WAS/WASL-interacting protein family member 1 (WIPF1), and actin-related protein 2/3 complex subunit 1B (ARPC1B)—were evaluated using two publicly available Gene Expression Omnibus datasets GSE212645 (ASD vs. sibling-matched controls, N = 40) and GSE152641 (SARS-CoV-2-positive vs. …

Longitudinal Genomic Surveillance Of Sars-Cov-2 In A University Microcosm Reflects Global Evolutionary Trends, Sankar Prasad Chaki, Melissa M Kahl-Mcdonagh, Benjamin W Neuman, Loni A Taylor, Rebecca S B Fischer, Blake M Hanson, Marlisa S Hardy, Jo Ann Culpepper, Eric Boerwinkle, Kurt A Zuelke

Faculty, Staff and Student Publications

SARS-CoV-2 transmission has declined, yet ongoing viral evolution continues to pose public health challenges. This study conducted long-term (2020-2024) genomic surveillance within a large and globally diverse university community. Viral genomes obtained from clinical (n = 1,786) and surveillance (n = 888) testing samples were classified under clade, lineage, and variant systems, and compared with global genomic data sets. Local patterns broadly paralleled global evolutionary trends, including the phased emergence of major variants, episodic introductions of new lineages, and shifts in dominant clades. Lineage diversity peaked during fall semesters and was highest among undergraduate-aged individuals, with similar distributions …

Women Refugees & Immigrants: What Utahns Need To Know, Susan R. Madsen, Deborah Lin

Marketing and Strategy Faculty Publications

Refugee and immigrant women are an integral part of Utah’s communities, contributing as neighbors, workers, entrepreneurs, caregivers, and advocates. They enrich our state through their diverse perspectives, experiences, and talents. Utah has a long tradition of welcoming newcomers, and our communities are stronger when everyone has the opportunity to belong and contribute. At the same time, research shows that many of the challenges facing Utah women and girls disproportionately affect refugee and immigrant women. Understanding the experiences, needs, and contributions of these women is essential to fostering welcoming, supportive communities so that all Utah women and girls can thrive.

Global Trends In School Disaster Preparedness Research: Bibliometric Analysis Impacts On Public Health And Safety, Muhammad Farid, Muhammad Agita Hutomo, Oktomi Wijaya, Dian Ika Puspitasari

Chulalongkorn Medical Journal

Background: Disasters disrupt daily human activities, arising from natural or artificial triggers, with varying impacts based on community vulnerability and resource capacity. Effective disaster management involves a cycle of mitigation, preparedness, response, and recovery. One of the mitigation measures is to establish school disaster preparedness that integrate education and capacity building.

Objective: The aim of this research is to conduct a bibliometric analysis based on Scopus publications regarding school disaster preparedness.

Methods: A bibliometric analysis was performed on publications indexed in Scopus from 1965 to 2024. Data were processed and visualized using VOSviewer to explore trends in annual outputs, contributing …

Mammography: What Utahns Need To Know, Brie Sparks, Susan R. Madsen

Marketing and Strategy Faculty Publications

Mammography is a critical preventative health tool that enables early detection of breast cancer and improves the likelihood of successful treatment. In Utah, screening behaviors are shaped by access to care, personal perceptions, healthcare experiences, and broader social and structural factors. Understanding both measurable trends and attitudes toward preventative care provides essential context for improving screening rates. Together, these factors influence how, when, and whether Utah women utilize mammography services, ultimately impacting early detection outcomes across the state.