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Article

Preferred reporting items for systematic reviews and meta-analyses: the PRISMA statement

David MoherOttawa Methods Centre, Ottawa Hospital Research Institute, Ottawa, Ontario, Canada. [email protected]A. LiberatiCentro Cochrane Italiano, Istituto Ricerche Farmacologiche Mario Negri, Milan, ItalyJennifer TetzlaffOttawa Methods Centre, Ottawa Hospital Research Institute, Ottawa, Ontario, CanadaDouglas G. AltmanCentre for Statistics in Medicine, University of Oxford, Oxford, United Kingdomfor the PRISMA Group
2009en
ABI

Abstract

Structured summary 2 Provide a structured summary including, as applicable, background, objectives, data sources, study eligibility criteria, participants, interventions, study appraisal and synthesis methods, results, limitations, conclusions and implications of key findings, systematic review registration number Flow of information through the different phases of a systematic review No of records identified through database searching No of additional records identified through other sources No of records after duplicates removed No of studies included in qualitative synthesis No of studies included in quantitative synthesis (meta-analysis)

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Cited by 80 references