Figure 1From: Are multifaceted interventions more effective than single-component interventions in changing health-care professionals' behaviours? An overview of systematic reviews Article screening and selection. *Some reviews include more than one level of evidence. Therefore, the cumulative number of reviews is greater than the included number of reviews. N =7 of the reviews reporting indirect comparisons also reported direct comparisons, and N =2 of the reviews reporting indirect comparisons also reported dose-response/effect-based statistical analyses.Back to article page