The next stage is asking them what the number needed to treat is for the drugs: https://en.wikipedia.org/wiki/Number_needed_to_treat https://en.wikipedia.org/wi

The next stage is asking them what the number needed to treat is for the drugs: https://en.wikipedia.org/wiki/Number_needed_to_treat https://en.wikipedia.org/wiki/Number_needed_to_treat > ... average number of patients who need to be treated to prevent one additional bad outcome ... Here is an example for aspirin preventing a first heart attack or stroke (NNT is ~1,667): http://www.thennt.com/nnt/aspirin-to-prevent-a-first-heart-attack-or-stroke/ http://www.thennt.com/nnt/aspirin-to-prevent-a-first-heart-a...