Statistical power of clinical trials increased while effect size remained stable: an empirical analysis of 136,212 clinical trials between 1975-2014

Title
Statistical power of clinical trials increased while effect size remained stable: an empirical analysis of 136,212 clinical trials between 1975-2014
Authors
Keywords
Statistical power, Clinical trial, Randomized
Journal
JOURNAL OF CLINICAL EPIDEMIOLOGY
Volume -, Issue -, Pages -
Publisher
Elsevier BV
Online
2018-07-06
DOI
10.1016/j.jclinepi.2018.06.014

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