News Release

Association of receipt of fourth Pfizer-BioNTech vaccine dose with Omicron infection, COVID-19 hospitalizations among residents of long-term care facilities

JAMA Internal Medicine

Peer-Reviewed Publication

JAMA Network

About The Study: The results of this study suggest that receipt of a fourth dose of the Pfizer-BioNTech vaccine conferred high protection against COVID-19 hospitalizations and deaths among long-term care facility residents in Israel during a substantial Omicron variant surge but protection was modest against infection.

Authors: Khitam Muhsen, Ph.D., of Tel Aviv University in Tel Aviv, Israel, is the corresponding author.

To access the embargoed study: Visit our For The Media website at this link https://media.jamanetwork.com/

(doi:10.1001/jamainternmed.2022.2658)

Editor’s Note: 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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