Table 2 Quality appraisal tool used in this systematic review
Type of study | Quality appraisal tool used |
|---|---|
Quantitative | |
 Randomised controlled trial | Cochrane collaboration risk-of-bias tool for randomized trials (RoB 2) [37] |
 Cross-sectional | Appraisal tool for Cross-Sectional Studies (AXIS) [38] |
 Case-control | Critical Appraisal Skills Programme (CASP) case-control study checklist [39] |
 Non-randomised studies of interventions, including time-series analysis | Cochrane Risk Of Bias In Non-randomised Studies of Interventions (ROBINS-I) [40] |
Qualitative | CASP Qualitative Study Checklist [39] |
Mixed methods | Mixed methods scoring system [41] |