Incidence of severe COVID-19 among 1.2 million workers in Ontario, Canada.

ABSTRACT:

Background

The disproportionate impact of coronavirus disease (COVID-19) on healthcare workers has been highlighted; however, there is a lack of evidence regarding other high-risk occupations and industries.

Aims

This study estimated the risk of severe COVID-19 among a large cohort of workers in Ontario, Canada.

Methods

This study used a cohort of 1.2 million workers identified using workers' compensation claims records (1983-2019). Identified workers were linked with emergency department (ED) visits and hospitalizations (2020-2021). Cases coded as U0.71 (virus detected, confirmed case) were identified from ED visits and hospitalizations. Hazard ratios (HRs) and 95% confidence intervals (CI95%) for COVID-19 for each occupational group compared to all other workers in

SUBMITTER: Sritharan J 

PROVIDER: S-EPMC12257933 | biostudies-literature | 2025 Jul

REPOSITORIES: biostudies-literature