Occupational Health and Industrial Hygiene Commons^™

Reduced Physical Activity During Submarine Deployment: Health And Performance Consequences And Feasible Countermeasures—A Narrative Review, Benjamin J.C. Kirk, Georgios Mavropalias, Anthony J. Blazevich, Jodie L. Cochrane Wilkie, Aus Molan, Kazunori Nosaka

Research outputs 2022 to 2026

Objectives: Submarine environments pose unique challenges to maintaining physical activity due to space constraints, operational demands, and prolonged confinement. This review aims to synthesize existing literature on the health and performance consequences of reduced physical activity in submarine personnel and to examine feasible strategies to mitigate these effects during deployment. Methods: A narrative overview methodology was adopted, with peer-reviewed studies identified from PubMed, Scopus, and Google Scholar. Articles examining physical activity patterns, health outcomes, and exercise or movement-based interventions in submarine environments and comparable confined operational settings were included. Results: Submarine deployments are consistently associated with reduced physical activity, low …

The Basis For Recommending The Selection Of Samplers In Determining Occupational Exposures To Aerosols, Martin Harper, Pieter Bertier, Marcus Cattani, Karen Galea, Darrah Sleeth, Steven Verpaele

Research outputs 2022 to 2026

Measurements are considered to be the basis of exposure assessments used to determine risks to workers. Inhalation exposure poses the greatest risk for most airborne chemicals, and measurements are based on collecting (sampling) and analyzing air samples. Samplers have been developed for more than 120 years. Each new design has been intended to address flaws perceived in earlier designs. Users are faced with a varied array of samplers from which to choose. Comparisons are difficult to make because tests of sampler performance were not standardized until recently and have not been applied consistently. The existing large body of work does …

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 …

If Only Pickups And Vans Could Fly: Vehicle Maintenance And The Challenge Of Safely Lifting Large Vehicles On A Two-Post Lift, Damien Burlet-Vienney, Sylvie Beaugrand, Maud Gonella, Bertrand Galy, Élise Ledoux

Études primaires

The use of automotive lifts requires mechanics to work under or near a multi-ton load. Based on consultation with stakeholders, pickups and vans appear to pose problems when raised using two-post above-ground lifts (2PAG lifts), the most common type of automotive lift in garages. The aim of this study is therefore to highlight the work activity performed by mechanics when raising pickups and vans on 2PAG lifts and to describe the factors they take into account to ensure vehicle stability. Data collection took place under actual conditions in five garages. A total of 108 lifting situations were filmed and analyzed, …

Managing Complexity: Manager-Stakeholder Communication, Relational Dynamics, And The Dual Nature Of Rtw Communication, H. Bertolini, Marc Corbière, Alessia Negrini, Nadine Larivière, Patrizia Villotti, Dominic Prévost, Meryl Caiada, Jason Amorim, Fergal O'Hagan

Études primaires

Purpose

The return to work (RTW) process of worker absent due to common mental disorders (CMD) or musculoskeletal disorders (MSD) represents a complex challenge that involves multiple stakeholders. The aim of this study was to examine how managers perceive the factors that facilitate or hinder communication with other stakeholders during the RTW process.

This qualitative study was based on four focus groups conducted in Canada (Quebec and Ontario) with 18 managers.

Thematic analysis identified five themes related to facilitators and seven themes related to communication obstacles. Among the main facilitators, trust, clarity, and collaboration emerged as key elements …

Occupational Exposure To Pesticides Increases The Risk Of Amyotrophyc Lateral Sclerosis: A Systematic Review And Meta-Analysis, France Labrèche, Pamela Prudhomme, Maryse Gagnon, Nicolas Dupré, Sabrina Gravel

Études primaires

Objective To systematically review the evidence on the association between occupational exposure to pesticides and the risk of amyotrophic lateral sclerosis (ALS).

Methods A systematic search, conducted in eight bibliographic databases for publications between 1990 and 2025, identified observational studies estimating the risk of ALS after occupational pesticide exposure. Study quality was assessed using the WHO Risk of Bias (RoB) assessment instrument for systematic reviews, with the ROBINS-E (RoB in non-randomised studies of exposure) tool domains of bias. Pooled risk estimates were produced using random-effects models with restricted maximum likelihood, heterogeneity was assessed with I² statistics, and meta-regressions and publication …

Tracking Vigilance While Driving: Pilot Study Of Heart Rate Variability Classification Under A Controlled Sleep-Deprivation Protocol, James Elber Duverger, Eli Moser, Philippe Boudreau, Marie Claude Ouimet, Diane B. Boivin, Alireza Saidi

Études primaires

Decreased vigilance associated with drowsiness is a major cause of motor vehicle crashes, but its physiological characterization and detection remain difficult due to behavioral and environmental confounding factors. This study presents an original experimental framework combining a highly controlled sleep-deprivation protocol, repeated driving simulations, and a machine-learning-based heart rate variability (HRV) analysis to study the physiological and behavioral changes in vigilance during a prolonged period of wakefulness while driving. Twelve healthy young adults participated in a 30-h sleep-deprivation constant routine protocol that included driving simulations every two hours, with data collection: electrocardiography (ECG), subjective ratings of drowsiness, psychomotor vigilance test, …

Analysis Of The Functional And Acoustical Comfort Of Earplugs Experienced By A Group Of Workers In Canadian Companies And Identification Of The Influencing Variables, Bastien Poissenot-Arrigoni, Olivier Doutres, Alessia Negrini, Djamal Berbiche, Franck Sgard

Études primaires

Earplugs are essential for hearing protection in noisy workplaces, but their effectiveness depends heavily on user comfort, which influences proper and consistent use. This study explores functional and acoustical comfort experienced by 173 workers across Canadian companies, each testing different ’disposable or reusable’ earplug models over seven weeks. Comfort is assessed using detailed questionnaires covering six subdimensions: ease of insertion and removal, noise protection, impact on work, and discomfort related to internal and external noise perception. Linear mixed-effects models are applied within a triad framework encompassing person-, earplug-, and environment-related characteristics in order to identify those with a significant influence …

Lung Inflammation From Daily Exposure To Airborne Particulate Matter In A Trade School, Kynda Tinawi, Céline Plante, Alan Da Silveira Fleck, Édith Giasson, Isabelle Valois, Caroline Couture, Eva Suarthana, Maximilien Debia, Audrey Smargiassi

Études primaires

Background Workers are exposed daily to various airborne chemical agents, however, associations between daily exposures to particulate matter and lung inflammation in occupational settings have been little explored. Objective To estimate the association between daily occupational exposure to respirable (PM4 and PM2.5), ultrafine particles, their oxidative potential, and fractional exhaled nitric oxide within apprentices in a school of construction trades. Methods We used a repeated measures design over 5 consecutive days in 56 apprentices from 3 construction trade sectors (bricklaying, welding, and carpentry). Fractional exhaled nitric oxide was measured each day post-work. Personal and work area daily PM4 were collected …

Rare Manifestation Of Scapular Cutaneous Larva Migrans Infection Among Sand Porters In Warm Climate: A Case Report, Prio Hangudi Sampurno, Tri Wisesa Soetisna

Occupational and Environmental Medicine Journal of Indonesia

Background Cutaneous larva migrans is a serpiginous helminthic infection common among certain occupations dealing with contaminated soil especially in warm climate. Most common predilections include the feet, legs, and buttocks with only a fraction of cases found on the trunk and upper extremities.

Case Presentation A rare scapular cutaneous larva migrans manifestation on a thirty-six years old sand porter with high occupational exposure was described. Physical examination revealed progressive pruritic and warm rash in a serpiginous pattern on the left shoulder.

Results Diagnosis was established based on characteristic serpiginous rash physical findings supported by history of contact. This case needed …

Incident Of Sensorineural Hearing Disorder In Toll Road Workers Exposed To Noise And Lead, Fitria Rimadhanty Setyaningtyas, Muhammad Ilyas, Dewi Yunia Fitriani, Suryo Wibowo

Occupational and Environmental Medicine Journal of Indonesia

Background Toll road workers are exposed to traffic noise and lead, both of which may increase the risk of sensorineural hearing loss (SNHL). This study aimed to examine the association between noise and lead exposure and the occurrence of SNHL among toll road workers.

Methods A cross-sectional study was conducted using secondary data derived from medical check-up records of 1,445 toll road workers in 2022. Study variables included age, sex, length of employment, past medical history, smoking status, job position, blood lead levels and SNHL incidence. Descriptive analyses were performed, followed by bivariate analysis using the chi square test and …

Fatigue Assessment And Workplace Decision-Making: A Scoping Review, Tamio Papilika, Rony Catur Wibowo, Famelia Famelia

Occupational and Environmental Medicine Journal of Indonesia

Background Fatigue is a recognized contributor to impaired performance and increased occupational risk in safety-critical industries. Although various assessment tools are available, their real-world implementation and role in operational decision-making remain unclear.

Methods This scoping review mapped fatigue assessment methods in workplace settings and evaluated their application in operational contexts. A systematic search of PubMed and Google Scholar identified 693 records, of which 21 studies met the inclusion criteria for real-world occupational settings.

Results All included studies utilized combined subjective and objective fatigue assessment approaches; however, this finding should be interpreted in light of the search strategy. Administrative applications were …

Intratracheal Interleukin-10 Administration Reduces Acute Lung Injury Induced By Sulfur Dioxide Exposure In Mice, Amy J. Nelson, Todd A. Wyatt, Bradley W. Richmond, Belinda Diaz, Angela Gleason, Michael J. Duryee, Geoffrey M. Thiele, Ted R. Mikuls, Jill A. Poole

Journal Articles: Environmental, Agricultural & Occupational Health

Therapies capable of reducing acute high-consequence airborne chemical exposure-induced lung disease are lacking. This study seeks to determine the therapeutic potential of interleukin (IL)-10 administered following acute sulfur dioxide (SO₂) exposure in mice. C57BL/6 male and female mice were exposed to SO₂ gas at 125 ppm for 4 h and subsequently treated 2-3 h later with IL-10 (1 μg) or vehicle control by intratracheal instillation for a total of 3 doses over 2 days with comparisons to sham-treated mice (N = 20 mice/group). IL-10 treatment reduced SO₂-induced weight loss with corresponding reductions in SO_{2 …}

Exposition Professionnelle Aux Agents D'Infections Nosocomiales En Milieux De Soins : Mieux Comprendre Et Contrôler La Voie De Propagation Par Aérosols, Caroline Duchaine, Yves Longtin, Marc Veillette, Adriana Larotta, Bianka Paquet Bolduc

Rapports de recherche scientifique

Ce projet, mené dans le contexte de la pandémie de COVID-19, visait à mieux comprendre les risques liés à la présence de virus et de bactéries dans l’air des milieux de soins et à identifier les meilleures façons de protéger le personnel de la santé. Ce projet s’est articulé autour de trois grands volets de recherche complémentaires, menés en milieux réels et en laboratoire. Le premier volet visait à documenter la présence de virus comme le SARS-CoV-2 (responsable de la COVID-19), l’influenza ou le norovirus dans l’air d’hôpitaux et de centres de soins de longue durée. Des prélèvements dans les …

Effets Respiratoires De L'Exposition Journalière Aux Particules Respirables, Fines Et Ultrafines Dans Divers Milieux De Travail, Audrey Smargiassi, Maximilien Debia, Eva Suarthana

Rapports de recherche scientifique

De très nombreux travailleurs sont exposés quotidiennement à des niveaux de particules dans l’air ambiant qui dépassent largement les concentrations auxquelles la population générale est exposée. Néanmoins, très peu d’études ont porté sur l’influence de l’exposition quotidienne des travailleurs aux particules respirables sur la santé respiratoire. La majorité des études se sont intéressées aux effets des expositions prolongées sur le développement de maladies respiratoires. Pourtant, les associations entre l’exposition journalière aux particules respirables et l’inflammation pulmonaire et la fonction respiratoire sont bien documentées pour la population générale. Les effets des particules respirables pourraient différer pour les travailleurs parce que les …

Comparison Of Push-Pull Air Curtain To Overhead Downdraft Systems On Aerosol Containment And Distribution In Controlled Environments, Manal Mutairi

Graduate Theses, Dissertations, and Problem Reports (ETD)

Abstract

Comparison of Push-Pull Air Curtain to Overhead Downdraft Systems on Aerosol Containment and Distribution in Controlled Environments.

This dissertation looks at the ongoing issue of tiny airborne particles created during medical and dental procedures and evaluates ways to reduce the risk of exposure for healthcare workers and patients to these particles. The first study focuses on the size, how long particles stay in the air, and how far they travel from common medical procedures that create aerosols, showing that tiny particles (less than 5 µm) can stay in the air long enough to escape basic droplet controls. As a …

Health Risk Assessment (Hra) In Home-Based Ironing Businesses: Risk Identification, Intervention, And Evaluation In Johar Baru District, Central Jakarta, Heru Alfares, Irawadi Darmaputra, Marsen Isbayuputra, Muhammad Ilyas

Occupational and Environmental Medicine Journal of Indonesia

Background Home-based ironing businesses in Johar Baru District, Central Jakarta, are part of the informal sector, vulnerable to health risks due to suboptimal working conditions. This study aims to identify, assess, and control health risks through a Health Risk Assessment (HRA) approach.

Methods Research methods include direct observation, interviews, environmental measurements, health screenings, and ergonomic surveys using the BRIEF (Baseline Risk Identification of Ergonomic Factor) instrument.

Results The results indicate that the temperature in the ironing area reaches 33°C, exceeding the comfort standard, and that 80% of workers have dark yellow urine, indicating a high risk of dehydration. Risk assessment …

Returning To Work On Chef With Graves’ Disease: A Case Report, Izzatul Abadiyah, Dewi Sumaryani Soemarko

Occupational and Environmental Medicine Journal of Indonesia

Background Graves’ disease has adverse effects on quality of life, because of somatic psychiatric symptoms and an inability to work. Chefs face many occupational hazards that can aggravate certain medical conditions, worsen the disease, and pose safety risks at work. This case report aims to assess the returning-to-work evaluation and program for a chef with Graves’ disease.

Case Description A forty-seven-year-old Indonesian male who was diagnosed with Graves’ disease from characteristic clinical features and biochemical abnormalities was admitted to the hospital with shortness of breath. TSH concentration was 0.001mU/L, FT4 concentration was 2.85 ng/dL, hemoglobin level was 10.6 g/dL, and …

Burden Of Musculoskeletal Disorders, Associated Risk Factors And Perceptions On Prevention Among Airport Baggage Handlers, Ashish A. Trivedi Md, Alice Lai, Mahmud Tasim, Nik Tuah

Occupational and Environmental Medicine Journal of Indonesia

Background Airport baggage handlers are involved in manual handling of heavy loads, predisposing them to the risk of developing work-related musculoskeletal disorders (MSDs). This study aimed to determine the burden of self-reported MSDs and their associated factors among airport baggage handlers in Brunei Darussalam.

Methods In this cross-sectional study, we used a self-administered questionnaire to collect demographic and work profile data. We also incorporated the Nordic Musculoskeletal Questionnaire to assess body-part MSD symptoms over a 12-month period. Baggage handlers’ perceptions of the likelihood of specific work tasks related to MSDs and of preventative measures were also sought.  The data were …

From Medical Check-Ups To Risk-Based Health Governance: Reframing Fitness-For-Work And Preventive Health In Modern Health Systems, Kasyunnil Kamal, Iqbal Mochtar

Occupational and Environmental Medicine Journal of Indonesia

-