biostudies-literatureUnknown12(1)Al-Hajj S<h4>Background</h4>Occupational injury accounts for the highest rate of morbidity and mortality among firefighters, surpassing other occupations. Canada is particularly susceptible to fires and consequently increased health burden. This study examines trends in firefighters' injury and death claims across Canada, focusing on claim characteristics, mechanisms of injury and disease, and geographic distribution across provinces and territories.<h4>Methods</h4>Data on accepted fatality and time-loss injury claims were collected from the Association of Workers' Compensation Boards of Canada (AWCBC) and WorkSafeBC over 15 years (2007-2021). Linear regression models were used to assess trends in time-loss injury and fatality claims. Chi-square tests were conducted to analyze the distribution of fInjury epidemiology85https://www.ebi.ac.uk/biostudies/studies/S-EPMC12709765biostudies-literatureOccupational injury among firefighters in Canada: a trends analysis of fatality and time-loss injury claims (2007-2021).PMC12709765Pike IThomas LAl-Hajj SGaris LEl-Hajj FEl-Asmar KfalseOccupational injury among firefighters in Canada: a trends analysis of fatality and time-loss injury claims (2007-2021).<h4>Background</h4>Occupational injury accounts for the highest rate of morbidity and mortality among firefighters, surpassing other occupations. Canada is particularly susceptible to fires and consequently increased health burden. This study examines trends in firefighters' injury and death claims across Canada, focusing on claim characteristics, mechanisms of injury and disease, and geographic distribution across provinces and territories.<h4>Methods</h4>Data on accepted fatality and time-loss injury claims were collected from the Association of Workers' Compensation Boards of Canada (AWCBC) and WorkSafeBC over 15 years (2007-2021). Linear regression models were used to assess trends in time-loss injury and fatality claims. Chi-square tests were conducted to analyze the distribution of f2025-01-01T00:00:00Z2025 Dec2026-06-08T05:08:55.012Z2026-06-08T03:09:10.884ZS-EPMC127097654140858610.1186/s40621-025-00639-0