Occupational Health and Industrial Hygiene Commons^™

Ai-Based Pilot Fatigue Monitoring For Enhanced Aviation Safety, Joshua Henderson, Alexander Landau, Braxton Moor, Jacky Yang, Caleb Difabio

Discovery Day - Daytona Beach

Pilot fatigue remains a persistent systemic operational hazard in commercial aviation because it can degrade attention, reaction time, decision-making, and crew coordination during safety-critical phases of flight. Although regulatory duty-time limits and Fatigue Risk Management Systems provide baseline protections, these controls rely heavily on voluntary reporting and post-event analysis, which may fail to detect fatigue in real time. The purpose of this project was to design and evaluate an artificial intelligence-enabled fatigue monitoring concept intended to reduce undetected pilot fatigue risk within the airline Safety Management System framework. The study applied a structured research approach including a literature review to …

Baseline Nutrition Knowledge And Feasibility Of A Whatsapp-Delivered Nutrition Education Intervention Among California Wildland-Urban Interface Firefighters, Lauren E. Anderson

Master's Theses

Wildland firefighters perform physically demanding work under challenging environmental conditions that place substantial demands on nutritional health and occupational performance. Despite the importance of nutrition in supporting physical performance, recovery, and long-term health, limited research has examined nutrition knowledge and dietary behaviors among California wildland firefighters or evaluated the feasibility of remotely delivered nutrition education interventions within this occupational population. Therefore, the purpose of this pilot study was to assess baseline nutrition knowledge, nutrition self-efficacy, and dietary behaviors while evaluating the feasibility of a 12-week WhatsApp-delivered nutrition education intervention among California wildland firefighters.

Twenty-four firefighters completed the baseline assessment and …

Exercise Self-Efficacy And Physical Wellness In A Worksite Wellness Program: Exploring Factor Structure And Perceptions, Micah B. Mcglathery

Dissertations

Exploring Perceptions of Exercise Self-Efficacy and Physical Wellness in a Worksite Wellness Program

Abstract

Worksite wellness programs are increasingly adopted to address insufficient exercise participation and other health-related behaviors that put employees at risk of chronic disease. Although quantitative outcomes are well-documented, there is limited research exploring how employees perceive these programs' impact on personal behavior change, particularly in relation to exercise self-efficacy. Guided by the Social Cognitive Theory and the Exercise is Medicine initiative, this study qualitatively investigates employee perceptions of a worksite wellness program’s influence on physical wellness and confidence to exercise. A phenomenological approach using semi-structured interviews …

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 …

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 …

Kelelahan Kerja, Kualitas Tidur, Dan Pengetahuan Mengemudi Defensif Sebagai Faktor Risiko Perilaku Defensive Driving Pada Pengemudi Grabcar Malang, Elisa Lutfiyah Azizah, Dian Puspitaningtyas Laksana, Marji Marji, Agung Kurniawan

National Journal of Occupational Health and Safety

Online transportation activities contribute to the increasing volume of vehicles, particularly GrabCar drivers in Malang City, which has the potential to worsen traffic congestion. Identification results showed that GrabCar drivers experienced drowsiness while driving and work fatigue due to the habit of working at night and for more than eight hours per day, accompanied by limited understanding related to defensive driving. This study aimed to determine the effect of work fatigue and knowledge, as well as differences in sleep quality scores, on defensive driving behavior. This study employed an observational analytic design with a cross-sectional approach involving 87 GrabCar drivers …

Faktor Yang Berhubungan Dengan Keaktifan Pelaporan Bahaya K3 Pada Pekerja Pelabuhan Batu Bara: Studi Cross-Sectional, Samuel Adi Kristiawan, Dewi Puspito Sari, Nur Ani, Wartini Wartini

National Journal of Occupational Health and Safety

Active hazard reporting is a key indicator in preventing workplace accidents and strengthening safety culture, particularly in high-risk industries such as coal port services. This study aimed to analyze internal and external factors associated with active hazard reporting among workers in the coal port services industry. A quantitative cross-sectional study with total sampling was conducted involving all workers (N = 130). Data were collected using a structured questionnaire measuring accident history, unsafe actions, unsafe conditions, supervisor support, performance appraisal, risk level, and hazard reporting activity. Univariate and bivariate analyses were performed using the Chi-Square test. The results showed that 66.2% …

Pengaruh Intervensi Sigo Terhadap Perbaikan Postur Kerja Dan Penurunan Keluhan Musculoskeletal Disorders Pada Pekerja Sewing Di Cv X Sukoharjo, Sumardiyono Sumardiyono, Tiara Damar Pratiwi, Warda Yussy Rha

National Journal of Occupational Health and Safety

Sewing workers in the garment industry are at high risk of developing non-ergonomic working postures that may lead to musculoskeletal disorders (MSDs), due to prolonged static postures and the use of chairs that are not compatible with workers’ anthropometry. Preliminary surveys indicated complaints of pain in the back, neck, and waist (90%), shoulders and forearms (85%), and upper arms (80%). An ergonomic intervention that can be implemented is the use of ergonomic chairs. This study aims to analyze the effect of using SIGO (Seat Improvement for Garment Operators) as an ergonomic intervention on improving working posture and reducing MSD complaints …

Determinants Of Musculoskeletal Disorder In Formal And Informal Workers In Indonesia, Herlina J. El-Matury, Nabila Syahlan, Mohd Rafee B. Baharuddin

Kesmas

Musculoskeletal disorders (MSDs) are a leading cause of disability globally and are strongly influenced by occupational conditions. Evidence comparing MSD risk between formal and informal workers remains limited, particularly in developing countries. This study examined the association between individual and job-related factors with MSD symptoms among formal and informal workers in Indonesia. A cross-sectional study was conducted among 1,089 workers in North Sumatra Province, Indonesia, from August 2024 to December 2025. Participants were recruited using stratified convenience sampling from both the formal (office and health workers) and informal (drivers, traders, and farmers) sectors. MSD symptoms were assessed using the Nordic …

The Legacy Of Lead: Lead Exposure's Harmful Effects And Its Concentration In Poc Communities, Layla Sophronia Barber

Student Theses 2015-Present

This thesis examines the disproportionate burden of lead exposure carried by low income, POC communities. The systemic nature of this problem is a symptom of a longstanding legacy of environmental injustice in the United States. Decades of federal neglect are reflected in the higher statistics of lead exposure and poisoning in predominantly black communities. While it is understood that lead exposure poses a serious threat to physical health and early cognitive development, there is a discouraging lack of urgency to remove the toxin from non-wealthy communities. The material covered by this thesis aims to identify and correct the discriminatory social …

Occupational Stressors And Health Impacts Among First Responders, Mason N. Roach

Honors College Theses

The United States 911 emergency response system is an interconnected web of public services that seeks to provide its community with care, resources, and safety in times of need. However, the impact of this support on the employees providing the service often goes unnoticed. This review identifies and analyzes the unique strains on first responders' physical and mental health using the Job Demand-Control Model and the Allostatic Load Model. A review of available research literature supports the conclusion that occupational-related stress, including trauma exposure, shift work, poor leadership, and inadequate communication, can have long-lasting negative impacts on provider health.

Spectral Frequency And Broadband Noise Analysis Of The Firefighter Environment: Potential Implications For Cardiac Health, James Blando, Catherine Reed, Amya Turner

Epidemiology, Biostatistics, & Environmental Health Faculty Publications

Firefighters are well known to have elevated risk of adverse health outcomes across a wide range of diseases and injuries, including cancer, hearing loss, fatal cardiac events, post-traumatic stress disorder (PTSD), sleep disorders, and many other adverse outcomes. It has been speculated that the noise environment is a significant risk factor for several of these diseases. In particular, the impact of noise on cardiac outcomes has recently been identified. An environmental survey of noise that included spectral and broadband analysis was conducted across all 14 firehouses in a southeastern city in the United States as a first step to investigate …

Exploring The Impact Of Adverse Childhood Experiences On Preventive Healthcare Utilization In Rural Georgia, Ryan R. Traylor

College of Graduate Studies: Theses & Dissertations

This study examines the relationship between Adverse Childhood Experiences (ACEs) and preventive healthcare use among adults in Georgia, specifically within rural populations facing structural barriers. Using 2023 Georgia Behavioral Risk Factor Surveillance System (BRFSS) data, the research analyzes associations between ACE exposure, rural residence, and preventive care outcomes, including physical exams and flu vaccinations. Guided by an intersectionally adapted version of Andersen’s Behavioral Model of Health Services Use, the study evaluates how predisposing factors, enabling resources, and perceived barriers relate to healthcare engagement. Logistic regression analyses assess the correlation of ACE exposure, cost barriers, provider access, and sociodemographics with preventive …

A Study Of Perceptions, Readiness, Benefits, And Barriers Related To Exoskeleton Adoption In New Jersey’S Warehousing Sector, Terry Asante

Theses

The warehousing industry in New Jersey remains a vital component of the region's logistics network, employing more than 200,000 workers who routinely engage in lifting, bending, overhead reaching, and other physically demanding activities. These exposures contribute to musculoskeletal disorder (MSD) rates that exceed national averages, particularly affecting the low back and shoulders. Nationally, MSDs account for an estimated $420 billion in combined direct and indirect costs each year, underscoring the need for interventions that can effectively reduce biomechanical strain. Industrial exoskeletons have emerged as a potential solution, with prior research demonstrating reductions in muscle activation, perceived exertion, and fatigue during …

Evaluasi Keselamatan Alat Permainan Edukatif (Ape) Dan Penataan Area Bermain Outdoor Di Dua Taman Kanak-Kanak, Auri Willyado, Novrikasari Novrikasari, Mona Lestari, Dina Waldani, Desheila Andarini

National Journal of Occupational Health and Safety

Educational Play Equipment (APE) is one of the facilities provided by Early Childhood Education (PAUD) institutions to support the learning process through play. This study aims to assess the compliance of APE and the arrangement of outdoor play areas with the 2018 Guidelines for Managing PAUD Classroom Space, SNI 9169:2023, the Ministry of Education and Culture’s 2021 Safe APE Guidelines for Early Childhood, and Ministerial Regulation No. 3 of 2022. The study employs a qualitative design with a descriptive approach through facility observations, interviews with teaching staff, and a review of school documents. The data analysis process includes data reduction, …

Efektivitas Pemberian Buah Pisang Raja Untuk Menurunkan Kelelahan Kerja Pada Operator Sewing Umkm Garmen X Karanganyar, Virginia Bernardine Gavra Prachristma Sujudi, Tyas Lilia Wardani, Rizqy Kartika Sari

National Journal of Occupational Health and Safety

Work fatigue is a common problem that can reduce productivity and increase the risk of workplace accidents. At UMKM Garmen X Karanganyar, the lack of supplementary food intake causes energy deficits and fatigue among workers. This condition underlies the research to analyze the effectiveness of giving banana raja (Musa paradisiaca L.) as an additional snack in reducing work fatigue among sewing operators at UMKM Garmen X Karanganyar. The research was conducted using a true experimental method with a pre-test and post-test design with a control group. 42 sewing operators were selected from 47 workers using simple random sampling, divided into …

Behind The Badge: Effects Of Stress And Trauma In Policing -- Understanding The Importance Of Evidence-Based Prevention, Early Intervention, And Wellness Programs, Jessica Rolshouse

Master of Arts in Human Services

Law enforcement officers are exposed to occupational stress and trauma routinely and at rates that far exceed the general population. This chronic exposure places them at risk for physical and psychological injury and negative outcomes to include mental health disorders including burnout, anxiety, depression, and PTSD. Prolonged exposure to occupational stress and trauma also increases the risk of suicidal ideation and dying by suicide, the most tragic outcome of the stress law enforcement officers face. This literature review focuses on individual risk factors, occupational stress, and trauma, and the development of mental health disorders in law enforcement officers. It also …

Assessing U.S. Fatal & Nonfatal Injury Trends By Worker Age, Alexander Mcdaniel

All-Inclusive List of Electronic Theses and Dissertations

Occupational injuries and fatalities in the United States have declined over time; however, meaningful differences by worker age remain a concern for employers and safety professionals. Younger workers often experience higher non-fatal injury rates due to limited experience and developing hazard-recognition skills, while older workers face increased risk of severe and fatal outcomes related to age-associated physical changes. The purpose of this study was to analyze long-term injury and fatality trends by age group and determine whether differences exist over time. National injury data from the Census of Fatal Occupational Injuries (1992–2023) and the Survey of Occupational Injuries and Illnesses …

The Road To Regulation: A Literature Review Of The Influences On The Updated Silica Standards, Skye M. Medcraft

Capstone Experience: Master of Public Health

Silica is a hazardous compound that poses a risk to human health resulting from dust creating activities across various industries. Several agencies, including OSHA (Occupational Health and Safety Administration) and MSHA (Mine Safety and Health Administration) have adopted regulatory oversight of silica exposure in the workplace. As more research has been conducted on silica exposure, the health effects are becoming better described, which has led to the creation and updating of exposure regulations to protect worker health. The objective of this literature study is to review the data presented to the Department of Labor and discuss how the factors that …

E-Counseling Platform For Seafarers’ Sound Mental Health : Prospects And Challenges To Implement Globally On-Board Ships, Farzana Yasmin

World Maritime University Dissertations

No abstract provided.

Exploring Workplace Mental Health And Counseling Needs In Open University Staff: A Mixed-Methods Study, Pathanin Sangaroon, Oranuch Kanjanaprakorn, Araya Prasertchai, Worrawit Nakpan

Journal of Health Research

Background: Workplace mental health is a growing concern in higher education, especially in open and distance learning (ODL) settings, where staff face unique stressors. This study examines the mental health and counseling needs of academic and support staff at Sukhothai Thammathirat Open University (STOU), Thailand, using a biopsychosocial lens.

Methods: An explanatory sequential mixed-methods design was used. In the quantitative phase, 332 staff completed a questionnaire on mental health and biopsychosocial factors. Twelve participants then took part in interviews to explore their experiences and counseling preferences. Quantitative data were analyzed using stepwise regression, and qualitative data through thematic analysis. …

Engaging In Movement At Work: Exploring Engagement And Physical Activity., Spencer A. Cavan

Electronic Theses and Dissertations

High levels of employee engagement provide organizations competitive advantages such as increased customer satisfaction, profits, and employee productivity. Despite potential benefits, the number of engaged employees is declining and organizations need to find innovative ways to enhance engagement. Emerging evidence suggests workplace physical activity may generate organizational benefits extending beyond health improvement. Therefore, the purpose of this study was to investigate perceptions of engagement among employees participating in a physical activity intervention at work. A qualitative design, guided by phenomenology, examined perceptions of workplace physical activity and perceived levels of engagement, as well as constraints related to involvement among university …

Evaluation Of Physical, Mental, And Mechanical Aspects Of An Extreme Military Training Event: A Continuous Monitoring Approach, Tirthankar Chatterjee, Debojyoti Bhattacharyya, Roshani Meena

Journal of Human Performance in Extreme Environments

Soldiers receive extensive training at extremes of environments and simulated terrains to improve their battle efficiency. A study was designed to evaluate the actual cost of a military physical efficiency test consisting of several physically engaging activities to quantify physiological, mechanical, and subjective demands. Sixteen Indian soldiers participated in a military training session consisting of events such as a 5-km run, 4-m vertical rope climbing, a 2.75-m jump, a 60-m dash, and a 9-m horizontal rope climbing with 6.5 kg of equipment in a hot dry environment. Their physiological status was monitored continuously. National Aeronautics and Space Administration Task Load …

Faktor Yang Berhubungan Dengan Keluhan Heat Strain Pada Pekerja Overhaul Tangki Di Pt. X Kota Balikpapan, Bratarini Hassya Chilwindwi, Iwan Muhamad Ramdan, Dewi Novita Hardianti, Muhammad Sultan, Ida Ayu Indira Dwika Lestari

National Journal of Occupational Health and Safety

Heat strain is a physiological reaction of the body that functions to release excess heat through sweat output, increased body temperature, heart rate, blood pressure, and weight loss. PT X is a company that operates in the oil and gas sector. The results of the study found that the workload was not appropriate and the incidence of work accidents that occurred due to fatigue. This study was conducted to see the heat strain complaints experienced by tank overhaul workers in the Oil Refinery Area of PT. X Balikpapan City and the associated factors. This research applied quantitative method with analytical …

Hubungan Repetitive Motion, Beban Kerja, Shift Kerja, Dan Kualitas Tidur Dengan Kelelahan Kerja Pada Petugas Aviation Security, Cindy Puspita Sari, Anita Sulistyorini, Marji Marji, Erianto Fanani, Tika Dwi Tama

National Journal of Occupational Health and Safety

The aviation sector is one of the work areas that requires the implementation of Occupational Health and Safety (OHS). Work in the aviation sector also presents various risks, one of which can occur in work accidents caused by fatigue. Based on preliminary studies conducted on Aviation Security Officers (AVSEC), there are symptoms of work fatigue. The study aims to determine the relationship of repetitive motion, workload, work shifts, and sleep quality with job fatigue in AVSEC officers. The research used a quantitative observational study with an analytic design through a cross-sectional approach with a total of 76 AVSEC officers. The …

Akses Jaminan Kesehatan Terhadap Pekerja Perempuan Rentang Umur 25-29 Tahun Pada Setiap Provinsi Di Indonesia Tahun 2017: Studi Cross-Sectional, Rahma Rosita Dewi, Sabrina Putri Fatonah, Zahra Amalia, Intan Silmi Alya Mahmud, Rayhan Ramadhan

National Journal of Occupational Health and Safety

Health insurance is a fundamental right guaranteed by the Indonesian government. However, coverage among female workers aged 25–29 remains low with significant disparities across regions. This cross-sectional study aims to analyze access to health insurance among female workers aged 25–29 in Indonesia and identify factors contributing to these gaps. The study used secondary data from the 2017 Indonesian Demographic and Health Survey (SDKI), involving 8,394 women who met the inclusion criteria, focusing on health insurance ownership status. Descriptive analysis was conducted to assess the distribution of coverage proportions across regions, with bias control performed through data selection and multi-layered validation …

Pengaruh Penerapan Teknik Relaksasi Otot Progresif Berbasis Musik Instrumental Terhadap Gejala Stres Kerja Pada Pegawai Di Dinas Kesehatan Kabupaten Probolinggo, Salwa Isna Barlian, Anita Sulistyorini, Marji Marji, Agung Kurniawan

National Journal of Occupational Health and Safety

Work stress symptoms are a condition where there is a mismatch between a person's condition and work demands, resulting in mental (psychological), physical, and behavioral disorders. Government employees are among those who are vulnerable to experiencing work stress symptoms. Based on preliminary study results, the Probolinggo Regency Health Office is one of the type A offices with a high workload, and several employees have been found to experience symptoms of work stress. The purpose of this study was to determine the effect of applying instrumental music-based progressive muscle relaxation techniques on work stress symptoms in employees at the Probolinggo Regency …

Faktor-Faktor Yang Berhubungan Dengan Kecelakaan Kerja Pada Operator Dump Truck Di Pt. X Kabupaten Kutai Timur, Anindya Sashi Kirana, Muhammad Sultan, Ida Lestari, Iwan Muhamad Ramdan, Dewi Novita Hardianti

National Journal of Occupational Health and Safety

Coal mining is one of the industries that has a high level of danger and risk of work accidents. In 2023, in PT X department Z there were 36 work accidents with the most units occurring in the dump truck unit. The purpose of this study was to determine the factors associated with work accidents in dump truck operators at PT X East Kutai Regency in 2025. This study used a cross sectional study design with 78 respondents who were dump truck operators taken by stratified random sampling. Data collection using questionnaires and CMR (Compliance Monitoring Report) observation sheets that …

Using Industry-Level Characteristics To Assess The Degree To Which Interventions Engage An Employee Population, Haley C. Trust, Brett Amazon, Anthony Puline, Evan Sassenberger, Kristin Horan

The Kennesaw Journal of Undergraduate Research

Participation is an essential component in workplace health and safety programs or interventions. While those who conduct interventions often report participation rates among the overall organization, it could be useful to compare participants to industry statistics, given that health and safety risks can diverge widely among industries. Research students from Kennesaw State University analyzed a sample of published papers that focus on occupational health psychology interventions. This narrative review analyzed existing studies to look for similarities or dissimilarities between a sample of intervention participants and employees of their industry as a whole. The students considered demographic, socioeconomic, job-related, and health-related …

Beyond The Label: Understanding And Addressing Occupational Stigma In Psychiatry, Mahesh Vasudevan, Madeeha Sheriff

Rowan-Virtua Research Day

Introduction:Stigma is a social classification that devalues individuals or groups, and occupational stigma targets entire professions. Psychiatry is particularly affected, often viewed by the public and medical community as lacking scientific rigor and prestige. This negative perception has far-reaching consequences.

Methods:A narrative literature review was conducted to explore the scope, sources, and impact of occupational stigma toward psychiatrists. Peer-reviewed articles and professional resources published between 2002 and 2023 were selected based on relevance to psychiatric stigma, education, and public perception. Databases searched included PubMed, Google Scholar, and professional association websites using keywords such as “psychiatry stigma” and “psychiatrist …