Experts estimate 1.4 million lives saved by COVID vaccines in Europe through March 2023 Most lives (67%) were saved during the Omicron period. CIDRAP

A new preprint study published on the preprint server medRxiv estimates how many lives were directly saved by vaccinating adults against COVID-19 in Europe from December 2020 through March 2023. Overall, the authors said the vaccines reduced deaths by 57% and saved an estimated 1.4 million lives in Europe.

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