Search strategy (description with enough detail to rerun the search)
Study selection and screening method (PRISMA flow diagram from the study selection process)
Inclusion/Exclusion Criteria
Data collection (method used to screen and appraise articles) and Analysis (tool used to assess quality of articles)
Data items
Results
Study selection (i.e., reporting results of the search from each database, studies included, excluded, duplicates). Describe results with PRISMA flow diagram (include the n’s) from the study selection process.
Study characteristics (participants, relevant methodology, and quality).