Quality assessment instruments
| Study design | Tool |
|---|---|
| RCTs | Cochrane Risk of Bias tool37 |
| Economic Evaluations | Drummond and Jefferson checklist38 |
| Case–control studies | Case–control Checklist (CRD report 4)39Newcastle Ottawa Scale40 |
| Case series | Case Series Checklist (CRD report 4)39 |
| Cohort studies | Cohort Study Checklist (CRD report 4)39 |
| Cross-sectional studies | Adapted Newcastle-Ottawa for Cross-Sectional studies, adapted by Herzog et al (2013)41 |
| Decision models | Philips Checklist42 |