Evidence synthesis is a complex approach to research that can consolidate the current understanding of a particular topic from various sources. A design hierarchy based upon reliability is described in detail. Methodology is described explicitly to provide readers with a foundation for performing and understanding published evidence synthesis. Resources that detail access to the comprehensive database are presented and explained. Special care is taken to discuss appraisal of studies prior to analysis.
Keywords: Evidence synthesis; Meta-analysis; Narrative review; Systematic review.
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