Establishing claims of effectiveness

Implausible Modelled Estimates of Covid Vaccines

The BBC reported that AstraZeneca and Pfizer saved over 12 million lives in the first year of covid vaccination. To substantiate this claim, the BBC refers to Airinifinity, a Disease Forecasting Company.

Airinifnity used an Imperial College London study,  which calculated COVID vaccines saved 20 million lives between December 2020 and December 2021. 

Usin…