News Release

Stroke risk after COVID-19 bivalent vaccination among US older adults

JAMA

Peer-Reviewed Publication

JAMA Network

About The Study: Among 11,000 Medicare beneficiaries age 65 or older who experienced stroke after receiving either brand of the COVID-19 bivalent vaccine, there was no evidence of a significantly elevated risk for stroke during the days immediately after vaccination. 

Authors: Yun Lu, Ph.D., of the Food and Drug Administration in Silver Spring, Maryland, 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/jama.2024.1059)

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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