Reporting Characteristics of systematic reviews.

hReported as either “systematic review” or “meta-analysis”.
iIncludes 100% verification.
jControl Group: GRADE [37]; AHRQ Guidance [41]; Egger’s tool [44]; Downs and Black [22]; Zaza et al. [23]; publication bias only assessed; International Society of Pharmacoeconomics and Outcomes Research [45]; The Delphi list [46]; US Preventative Services Task Force criteria [47]; Cho and Bero [48]; Sauerland [49]; America academy of neurology [50]; PEDro [51]; COREQ [52]; West [53]; Schulz’s Allocation concealment [54]; outcome reporting bias only; Centre of evidence-based medicine at the University of Oxford [55]; MINORS [24]; DTA assessment; “assessed based on study design”; labelled sensitivity analysis as quality assessment; adjusted analysis by characteristics calling it quality assessment; CAM Group: GRADE [37]; NICE [40]; EPC based [41]; Downs and Black [22]; Delphi list [46]; PEDro [51]; Allocation concealment [54]; Centre of Evidence-Based Medicine at the University of Oxford [55]; McMaster Quality Assessment Scale of Harms (McHarm) [56]; Oxman and Guyatt [57]; Centre for reviews and dissemination [58]; MINORS [24]; CASP [59]; Scottish Intercollegiate Guidelines Network [60]; Stetler’s Evidence Ranking system [61]; Tulder Score [62]; MINORS [24]; Wilson and Lawrence Scores; RAC; Ostello.
kGray Literature searching refers to systematic review search methods to identify primary studies which are not identified via standard searching methods [63].
lIndependent of I2.