Stephen J.LurieMD, PhD, Contributing EditorIndividualAuthor
To the Editor: Dr Kumana and colleagues1 explained that "another useful comparative term
is the number (of persons) needed to treat over a given period to prevent
1 person from experiencing an event . . . ." The critical word "additional"
should be added before the word "person," and the phrase "in comparison with
control treatments" should be added at the end of the phrase.
Fontanarosa PB, Lam TH. Assessing Prevention Interventions by "Number Needed to Treat". JAMA. 2000;284(3):303-305. doi:10.1001/jama.284.3.303