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Results suggest that vaccines offer less protection against lingering symptoms than expected.
By
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Sara Reardon
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Sara Reardon is a freelance science journalist based in Bozeman, Montana.
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Vaccination against SARS-CoV-2 lowers the risk of long COVID after infection by only about 15%, according to a study of more than 13 million people1. That’s the largest cohort that has yet been used to examine how much vaccines protect against the condition, but it is unlikely to end the uncertainty.
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doi: https://doi.org/10.1038/d41586-022-01453-0
References
Al-Aly, Z., Bowe, B. & Xie, Y. Nature Med. https://doi.org/10.1038/s41591-022-01840-0 (2022).
Yoo, S. M. et al. J. Gen. Intern. Med. https://doi.org/10.1007/s11606-022-07523-3 (2022).
Stephenson, T. et al. Preprint at Research Square https://doi.org/10.21203/rs.3.rs-798316/v1 (2021).
Xie, Y., Bowe, B. & Al-Aly, Z. Nature Commun. 12, 6571 (2021).
Antonelli, M. et al. Lancet. Infect. Dis. 22, 43–55 (2022).
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