David Gorski, MD, PhD Retweeted Carl T. Bergstrom
An important reminder to consider…https://twitter.com/CT_Bergstrom/status/1422978581253087236 …
David Gorski, MD, PhD added,
Carl T. BergstromVerified account @CT_Bergstrom
Vaccine effectiveness (VE) is a relative measure comparing infection risk of vaccinated to unvaccinated individuals. But the risk to unvaccinated people is a moving target. As the pandemic progresses, the fraction of unvaccinated individuals with prior natural immunity increases.
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2:19 PM - 4 Aug 2021
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