title: Adding cost to number needed to treat: the COPE statistic.
authors: University of the West Indies, St Augustine, Trinidad.
authors: Rohan
authors: R
authors: Maharaj
mesh_terms: D003362:Cost-Benefit Analysis; D019317:Evidence-Based Medicine / Q000191:economics* / Q000193:education; D006801:Humans; D016032:Randomized Controlled Trials as Topic / Q000191:economics*; D018401:Sample Size