4 ms·

>>Booster effectiveness relative to primary series was 26·2% (95% CI 23·6–28·6) against infection Sorry, maybe I'm an idiot, but what does this mean? "Effectiv

• fauxpause_ 3y ago
  > For example, an effectiveness of 40% means that incidence of infection in the three-dose cohort was 40% less than that in the two-dose cohort. It’s a relative hazard ratio. % less likely to get COVID vs. the cohort with just the vaccine