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... (cohort) ab Negative Negative (cohort) (cohort) cd In a randomized controlled trial or cohort study: Relative risk = (a/[a + b]) (c/[c + d]) In a case–control study: a × d Odds ratio = b × c Can you calculate an NNH for your PEER?

Type

Book

Publisher

BMJ Books

Publication Date

24/04/2006

Total pages

105

Keywords

Medical