Identifying, documenting, and examining heterogeneity in systematic reviews of complex interventions
Pigott T;Shepperd S;;
journal of clinical epidemiology2013Vol. 66pp. -
235
t2013journalidentifying,
Abstract
This article describes approaches for planning, dealing, and analyzing heterogeneity in a systematic review of complex interventions. Approaches aim to generate a priori hypotheses of the mechanism of action of a complex intervention to identify the key variables that might contribute to variation a …