Stuart F Quan, Matthew D Weaver, Mark É Czeisler, Laura K Barger, Lauren A Booker, Mark E Howard, Melinda L Jackson, Rashon I Lane, Christine F McDonald, Anna Ridgers, Rebecca Robbins, Prerna Varma, Shantha M W Rajaratnam, Charles A Czeisler
OBJECTIVE: This study assesses whether chronotype is related to COVID-19 infection and whether there is an interaction with shift work. METHODS: Cross-sectional survey of 19,821 U.S. adults. RESULTS: COVID-19 infection occurred in 40% of participants, 32.6% morning and 17.2% evening chronotypes. After adjusting for demographic and socioeconomic factors, shift/remote work, sleep duration and comorbidities, morning chronotype was associated with a higher (aOR: 1...
April 10, 2024: Journal of Occupational and Environmental Medicine