Yuhang Liu, Michael J Conner, J Jay Dawes, Jacob Mota, Brian Newman, Steven E Martin, Drew E Gonzalez
{"title":"Central Adiposity and Cardiometabolic Risk in Occupational Personnel: Nonlinear Associations with Lipid Risk and Aerobic Capacity.","authors":"Yuhang Liu, Michael J Conner, J Jay Dawes, Jacob Mota, Brian Newman, Steven E Martin, Drew E Gonzalez","doi":"10.1097/JOM.0000000000003881","DOIUrl":"https://doi.org/10.1097/JOM.0000000000003881","url":null,"abstract":"<p><strong>Objective: </strong>To examine whether DXA-derived android-to-gynoid fat ratio (A/G) relates to cardiometabolic risk and aerobic capacity in first responders beyond BMI-based phenotypes.</p><p><strong>Methods: </strong>In this cross-sectional study, 170 first responders were categorized into four BMI-body fat phenotypes. Group differences in VO₂peak, A/G, and cardiometabolic markers were examined using ANCOVA. A/G was modeled continuously using linear regression, generalized additive models, and exploratory structural equation modeling.</p><p><strong>Results: </strong>VO₂peak, TG/HDL, and estimated pulse wave velocity differed across phenotypes. A/G showed nonlinear associations with TG/HDL (edf = 3.22, F = 13.7, p < 0.01) and AOPP (edf = 2.89, F = 5.25, p < 0.01). A/G showed a modest nonlinear association with VO₂peak, but indirect pathways were unsupported.</p><p><strong>Conclusions: </strong>Central adiposity may better reflect cardiometabolic heterogeneity than aerobic capacity in first responders.</p>","PeriodicalId":94100,"journal":{"name":"Journal of occupational and environmental medicine","volume":" ","pages":""},"PeriodicalIF":1.4,"publicationDate":"2026-09-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149027192","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"A Retrospective Comparative Analysis of Sperm Count and Semen Parameters among White-Collar and Blue-Collar Workers: Influence of Occupational and Lifestyle Factors.","authors":"Papitha P Anand, Scindiya Mariappan, Hetal Shukla","doi":"10.1097/JOM.0000000000003891","DOIUrl":"https://doi.org/10.1097/JOM.0000000000003891","url":null,"abstract":"<p><strong>Objective: </strong>To compare semen quality characteristics and associated occupational and lifestyle characteristics in white- and blue-collar workers.</p><p><strong>Methods: </strong>This retrospective study was carried out on 2,555 individuals (1,383 white-collar and 1,172 blue-collar) aged 20 to 50 years. Parameters of semen quality were measured based on WHO (2010) guidelines.</p><p><strong>Results: </strong>Smoking, drinking alcohol, heat, and chemical exposure were more frequent among blue-collar workers, while stress and sedentary lifestyle prevailed among white-collar workers. There was a difference in the semen quality parameters by categories of abnormalities. Progressive motility and morphology proved their significant discriminating power concerning the high level of stress in white-collar workers, with area under the curve of 0.924 and 0.878, respectively.</p><p><strong>Conclusion: </strong>Occupational and lifestyle characteristics were linked with differences in semen quality characteristics.</p>","PeriodicalId":94100,"journal":{"name":"Journal of occupational and environmental medicine","volume":" ","pages":""},"PeriodicalIF":1.4,"publicationDate":"2026-09-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149027255","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Early Versus Delayed Bronchoalveolar Lavage in Hospitalized Patients With Coal Workers' Pneumoconiosis and Pneumonia: A Retrospective Cohort Study of Inflammatory and Radiographic Outcomes.","authors":"Zhengjun Wen, Liang Chen, Jianhong Zhang","doi":"10.1097/JOM.0000000000003888","DOIUrl":"https://doi.org/10.1097/JOM.0000000000003888","url":null,"abstract":"<p><strong>Objective: </strong>Assess whether BAL timing (≤72 h vs. >72 h) affects inflammation, radiographic outcomes, and resource use in patients with CWP complicated by pneumonia.</p><p><strong>Methods: </strong>This single-center cohort included 204 patients treated from 2020 to 2024. Associations were evaluated using GEE, multivariable regression, and IPTW.</p><p><strong>Results: </strong>Patients receiving early BAL had higher baseline inflammation and showed steeper CRP and WBC declines in adjusted and weighted analyses. Radiographic estimates were imprecise, and no clear adjusted differences were observed in length of stay or total cost.</p><p><strong>Conclusions: </strong>Early BAL (≤72 h) was associated with greater short-term inflammatory improvement. However, residual confounding, regression to the mean, missing data, and survival/immortal-time biases limit causal interpretation. Benefits for radiographic outcomes and healthcare resource use remain uncertain.</p>","PeriodicalId":94100,"journal":{"name":"Journal of occupational and environmental medicine","volume":" ","pages":""},"PeriodicalIF":1.4,"publicationDate":"2026-09-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149027250","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Atrial fibrillation is associated with low occupational physical activity and long occupational sedentary time: A national multicenter hospital-based case-control study.","authors":"Kosuke Sakai, Shoko Nakazawa, Yuko Furuya, Kota Fukai, Kei Sano, Keika Hoshi, Noriko Kojimahara, Akihiro Toyota, Masayuki Tatemichi","doi":"10.1097/JOM.0000000000003889","DOIUrl":"https://doi.org/10.1097/JOM.0000000000003889","url":null,"abstract":"<p><strong>Objective: </strong>We examined associations of occupation, industry, occupational physical activity (OPA), and occupational sedentary time (OST) with atrial fibrillation (AF).</p><p><strong>Methods: </strong>We conducted a national hospital-based case-control study in Japan. AF cases (N=7,013), identified using ICD-10 codes I47/I48 and catheter ablation (ICD-9-CM 37.34), were matched 1:1 to controls by sex, age, admission year, and hospital. OPA was classified from the longest-held occupation and OST using an occupation-by-industry job-exposure matrix.</p><p><strong>Results: </strong>Some manual occupations and service/construction industries had lower AF odds. Moderate/low OPA had higher odds than high OPA (OR 1.34, 95% CI 1.19-1.50; 1.46, 1.30-1.63), and intermediate/long OST than short OST (1.21, 1.11-1.32; 1.15, 1.06-1.24).</p><p><strong>Conclusions: </strong>Lower OPA and longer OST were associated with higher AF odds. Occupation-related activity may inform prevention targeting prolonged sitting and low physical activity.</p>","PeriodicalId":94100,"journal":{"name":"Journal of occupational and environmental medicine","volume":" ","pages":""},"PeriodicalIF":1.4,"publicationDate":"2026-09-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149027201","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Brett Shannon, Chibuzor Abasilim, Hannah Matzke, Dana Madigan, Lee S Friedman
{"title":"Incidence of musculoskeletal diagnoses for workers' compensation cases presenting to hospitals in Illinois (USA), 2017-2024.","authors":"Brett Shannon, Chibuzor Abasilim, Hannah Matzke, Dana Madigan, Lee S Friedman","doi":"10.1097/JOM.0000000000003887","DOIUrl":"https://doi.org/10.1097/JOM.0000000000003887","url":null,"abstract":"<p><strong>Objectives: </strong>The goal of this study was to characterize the incidence of musculoskeletal conditions presenting to Illinois hospitals that are billed to workers' compensation.</p><p><strong>Methods: </strong>Musculoskeletal conditions were defined as those with M codes in the International Classification of Diseases (ICD-10-CM) with and without concurrent acute injuries (S & T codes).</p><p><strong>Results: </strong>From 2017-2024, there were 319,775 hospital presentations for work-related musculoskeletal diagnoses, of which 229,295 (69.5%) did not have a concurrent acute traumatic injury. Of those without a concurrent acute injury, 29.8% (n=66,210) had a musculoskeletal pain diagnosis without a specific non-pain musculoskeletal diagnosis, 8.5% (N=18,799) had a diagnosis of non-specific lower back pain, and 61.8% (N=137,286) had a specific musculoskeletal diagnosis.</p><p><strong>Conclusions: </strong>Hospital data provide important information on work-related clinically significant conditions that may not be captured through other surveillance systems.</p>","PeriodicalId":94100,"journal":{"name":"Journal of occupational and environmental medicine","volume":" ","pages":""},"PeriodicalIF":1.4,"publicationDate":"2026-09-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149027245","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"A Transparent Method for Medicolegal Decision-Making: The FAIR Framework for Individualized Attribution in Occupational Disease.","authors":"Eytan Ellenberg, Akshaya Bhagavathula, Julie Cwikel, Nadav Davidovitch, Jalees Razavi, Eldad Katorza, Tee Guidotti","doi":"10.1097/JOM.0000000000003883","DOIUrl":"https://doi.org/10.1097/JOM.0000000000003883","url":null,"abstract":"<p><strong>Objective: </strong>To present and evaluate Factor Attribution for Integrated Risk (FAIR), a framework for proportional attribution of excess disease risk in occupational medicine. FAIR aligns epidemiologic evidence with medicolegal thresholds (>50%, ≥20%) and distinguishes population-level causal evidence from case-level apportionment.</p><p><strong>Methods: </strong>FAIR integrates structured evidence appraisal, extraction of relative risks and baseline incidence, and Shapley value-based partitioning of excess risk across determinants. Attribution outputs are interpreted against medicolegal thresholds. The framework was applied to three exposure-disease pairs: mesothelioma, cutaneous squamous cell carcinoma, and bladder cancer.</p><p><strong>Results: </strong>FAIR reproduced established attribution hierarchies: asbestos >50%, occupational ultraviolet radiation 30-40%, and solvents 20-25%. Sensitivity analyses varying baseline incidence and model specification showed stable attribution (<±7%).</p><p><strong>Conclusions: </strong>FAIR provides a transparent approach for translating epidemiologic evidence into threshold-aligned individual attribution in occupational disease assessment.</p>","PeriodicalId":94100,"journal":{"name":"Journal of occupational and environmental medicine","volume":" ","pages":""},"PeriodicalIF":1.4,"publicationDate":"2026-09-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148964178","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Ako Shimizu, Kiyohide Tomooka, Setsuko Sato, Akihito Shimazu, Takeshi Tanigawa
{"title":"Association between Work Engagement and Obesity among Workers in a Large Japanese Company.","authors":"Ako Shimizu, Kiyohide Tomooka, Setsuko Sato, Akihito Shimazu, Takeshi Tanigawa","doi":"10.1097/JOM.0000000000003885","DOIUrl":"https://doi.org/10.1097/JOM.0000000000003885","url":null,"abstract":"<p><strong>Objective: </strong>To clarify the association between work engagement and obesity among workers.</p><p><strong>Methods: </strong>This cross-sectional study assessed 20,611 workers in a large Japanese company. We assessed work engagement, obesity (BMI ≥ 30 kg/ m 2 ), and overweight (BMI ≥ 25 kg/ m 2 ). Multivariable-adjusted logistic regression analyses were performed to examine the associations between work engagement and obesity and overweight after adjusting for potential confounders.</p><p><strong>Results: </strong>The multivariable-adjusted odds ratios (ORs) and 95% confidence intervals (CIs) for obesity for moderate and highest tertile of work engagement were 0.93 (0.80-1.1) and 0.78 (0.67-0.92), respectively (p for trend < 0.01). The respective ORs (95% CIs) for overweight were 0.96 (0.89-1.04) and 0.91(0.84-0.98) (p for trend = 0.02).</p><p><strong>Conclusions: </strong>Workers with high work engagement had a lower prevalence of obesity and overweight.</p>","PeriodicalId":94100,"journal":{"name":"Journal of occupational and environmental medicine","volume":" ","pages":""},"PeriodicalIF":1.4,"publicationDate":"2026-09-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148964150","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Michael Kenneth Lemke, Chi Tian, Andrea Ixchel Gonzales Melinger, John F Nally, James J Yang, Bovorn Sirikul, Susana Zavala, Geethika Yalavarthy, Joshua Lattao, Maulik Saraiya, William Brett Perkison
{"title":"The Effectiveness of Cooling Vests in Reducing Physiological Strains of Occupational Heat Stress Among Construction Workers.","authors":"Michael Kenneth Lemke, Chi Tian, Andrea Ixchel Gonzales Melinger, John F Nally, James J Yang, Bovorn Sirikul, Susana Zavala, Geethika Yalavarthy, Joshua Lattao, Maulik Saraiya, William Brett Perkison","doi":"10.1097/JOM.0000000000003884","DOIUrl":"https://doi.org/10.1097/JOM.0000000000003884","url":null,"abstract":"<p><strong>Objective: </strong>To determine if construction workers have a lower BR and a higher HRV while wearing cooling vests.</p><p><strong>Methods: </strong>A prospective, pragmatic cross-over design took place in June 2023 across a two-day period. Twelve participants were assigned into two equal-sized groups in a counterbalanced design. Each participant served as their own control at baseline. The Mann-Whitney U test was used to test the cooling vest's effect on workers' HRV and BR, and separate Wilcoxon rank-sum tests were used to evaluate the cooling vests' effectiveness over time.</p><p><strong>Results: </strong>Across the whole data collection period, workers wearing cooling vests showed significantly lowered BR, but it did not significantly increase HRV. During the initial period (10-20 minutes), wearing a cooling vest resulted in a significantly lower BR.</p><p><strong>Conclusions: </strong>Cooling vests may constitute one solution to occupational heat-related illnesses.</p>","PeriodicalId":94100,"journal":{"name":"Journal of occupational and environmental medicine","volume":" ","pages":""},"PeriodicalIF":1.4,"publicationDate":"2026-09-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148946421","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Kiran Ganga, Emilio Del Toro, Jeffrey R Wunderlich, Benoit J Gosselin, Jason R Pettus, Karen L Huyck
{"title":"Post-traumatic Pleomorphic Adenoma of the Scalp: A Case Report and Proposal for Updated Diagnostic Criteria for Trauma-related Neoplasia.","authors":"Kiran Ganga, Emilio Del Toro, Jeffrey R Wunderlich, Benoit J Gosselin, Jason R Pettus, Karen L Huyck","doi":"10.1097/JOM.0000000000003879","DOIUrl":"https://doi.org/10.1097/JOM.0000000000003879","url":null,"abstract":"<p><strong>Objective: </strong>Pleomorphic adenomas classically arise from salivary gland epithelial tissue and may occur after trauma. Criteria for establishing trauma-tumor causation are outdated. This case presents a patient with two separate post-traumatic pleomorphic adenomas and proposes updated criteria for evaluating trauma-related tumor causation.</p><p><strong>Methods: </strong>A 59-year-old presented with a frontotemporal scalp lesion one year after workplace head trauma. Nine years earlier she underwent parotidectomy of a pleomorphic adenoma following jaw trauma.</p><p><strong>Results: </strong>The excised scalp lesion was a benign mixed tumor of skin. Histopathologic differences between the scalp and parotid lesions established them as separate primary tumors. The case was evaluated for causation during a workers' compensation claim.</p><p><strong>Discussion: </strong>The case demonstrates a rare occurrence of multiple post-traumatic benign mixed tumors. We propose an updated and comprehensive set of criteria for objectively assessing trauma-tumor causation.</p>","PeriodicalId":94100,"journal":{"name":"Journal of occupational and environmental medicine","volume":" ","pages":""},"PeriodicalIF":1.4,"publicationDate":"2026-09-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148914804","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}