How Pfizer Lies with Statistics: A Second Look at Pfizer’s Efficacy Claim

The announcement came on November 18, 2020. Having studied the effects of its novel mRNA vaccine for about eight months, Pfizer, with great fanfare, announced that its drug was “95% effective against COVID-19″. In support of this claim, Pfizer submitted an article to the New England Journal of Medicine (NEJM) which summarized the data collected …