News Release 

SARS-CoV-2 positivity, mask utilization among health care workers

JAMA Network Open

Research News

What The Study Did: Researchers report their study found no association in SARS-CoV-2 positivity rates among health care workers wearing respirator masks compared with medical masks when performing nonaerosolizing routine patient care.

Authors: :Aldon Li, M.D., of the Southern California Permanente Medical Group in Riverside, California, is the corresponding author.

To access the embargoed study: https://media.jamanetwork.com/

(doi:10.1001/jamanetworkopen.2021.14325)

Editor's Note: The article includes conflict of interest disclosures. Please see the article for additional information, including other authors, author contributions and affiliations, conflict of interest and financial disclosures, and funding and support.

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Media advisory: The full study is linked to this news release.

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About JAMA Network Open: JAMA Network Open is the new online-only open access general medical journal from the JAMA Network. On weekdays, the journal publishes peer-reviewed clinical research and commentary in more than 40 medical and health subject areas. Every article is free online from the day of publication.

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