So vaxing 883 to prevent ONE asymptomatic SARSCOV2 infection, causes 80 to experience “mod→severe symptoms”, incl “fever, fatigue, myalgia-arthralgia, and lymphadenopathy”
1/ NNT/NNH calc for even partially C19 vaxing the previously SARSCOV2 infected reveal that for ea. n=883 previously infected persons spared an asymptomatic C19 infection, ~ 80 would experience “mod→severe symptoms”, incl “fever, fatigue, myalgia-arthralgia, and lymphadenopathy”
2/ Active links to Israeli https://doi.org/10.1101/2021.08.24.21262415
and UK https://medrxiv.org/content/10.1101/2021.04.15.21252192v1
data used for calculations
https://twitter.com/andrewbostom/status/1437041516908793861