September 3, 2019, Vol 322, No. 9, Pages 795-900
N95 Respirators vs Medical Masks for Preventing Influenza Among Health Care PersonnelA Randomized Clinical Trial
Lewis J. Radonovich Jr, MD; Michael S. Simberkoff, MD; Mary T. Bessesen, MD; et al.
JAMA. 2019;322(9):824-833. doi:10.1001/jama.2019.11645
This cluster randomized clinical trial compares the effect of N95 respirators vs medical masks worn by health care personnel for prevention of workplace-acquired influenza and other viral respiratory infections in geographically diverse, high-exposure outpatient settings.