Tag Archives: Turkish study revises down Sinovac COVID-19 vaccine efficacy to 83.5%

ISTANBUL: The COVID-19 vaccine developed by China’s Sinovac Biotech has an efficacy of 83.5% based on final results of Phase III trials, Turkish researchers said on Wednesday, a downward revision from a preliminary finding of 91.25%. The final efficacy rate was based on 41 infections, 32 of which had received a placebo, said Murat Akova, head of the Phase III …

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