Fitted Filtration Efficiency of Double Masking During the COVID-19 Pandemic

JAMA Intern Med. 2021 Aug 1;181(8):1126-1128. doi: 10.1001/jamainternmed.2021.2033.

Authors

Emily E Sickbert-Bennett¹, James M Samet², Steven E Prince², Hao Chen³, Kirby L Zeman⁴, Haiyan Tong², William D Bennett⁴

Affiliations

¹ Infection Prevention Department, UNC Medical Center, Chapel Hill, North Carolina.
² Center for Public Health and Environmental Assessment, US Environmental Protection Agency, Research Triangle Park, North Carolina.
³ Oak Ridge Institute for Science Education, Oak Ridge, Tennessee.
⁴ Center for Environmental Medicine, Asthma and Lung Biology, University of North Carolina at Chapel Hill School of Medicine, Chapel Hill.

Abstract

This quality improvement study compares the fitted filtration efficiency of commonly available face masks worn singly, doubled, or in combinations.

Publication types

Research Support, Non-U.S. Gov't
Research Support, U.S. Gov't, P.H.S.

MeSH terms

COVID-19 / epidemiology*
COVID-19 / transmission
Disease Transmission, Infectious / prevention & control*
Equipment Design
Female
Healthy Volunteers
Humans
Male
N95 Respirators*
Pandemics*
SARS-CoV-2

Grants and funding

U54 CK000483/CK/NCEZID CDC HHS/United States