システマティックレビュー

systematic reviews と narrative reviewsの違い1)

Feature Systematic review Narrative review
Question A focused clinical question Often broad in scope
Sources and search Comprehensive sources and explicit search strategy Not usually specifed, potentially biased
Selection Criterion-based selection, uniformly applied Not usually specifed, potentially biased
Appraisal Rigorous critical appraisal Variable
Synthesis Qualitative summary that often includes statistical synthesis (meta analysis) Often a qualitative summary
Inferences Evidence-based Sometimes evidence-based
1)
Cook, D., Mulrow, C., & Haynes, R. (1997). Systematic reviews: synthesis of best evidence for clinical decisions. Annals of Internal Medicine, 126, 376–80.