References

• 2016ROBINS-I: a tool for assessing risk of bias in non-randomised studies of interventions20,225 cited
• 2014The Newcastle-Ottawa Scale (NOS) for Assessing the Quality of Nonrandomised Studies in Meta-Analyses17,633 cited
• 2009The PRISMA statement for reporting systematic reviews and meta-analyses of studies that evaluate healthcare interventions: explanation and elaboration17,627 cited
• 1998The feasibility of creating a checklist for the assessment of the methodological quality both of randomised and non-randomised studies of health care interventions.8,247 cited
• 2000Research guidelines for the Delphi survey technique5,943 cited
• 2004Improving the Reporting Quality of Nonrandomized Evaluations of Behavioral and Public Health Interventions: The TREND Statement2,804 cited
• 2015The methodological quality assessment tools for preclinical and clinical studies, systematic review and meta‐analysis, and clinical practice guideline: a systematic review2,079 cited
• 2007Tools for assessing quality and susceptibility to bias in observational studies in epidemiology: a systematic review and annotated bibliography1,532 cited
• 2013Testing a tool for assessing the risk of bias for nonrandomized studies showed moderate reliability and promising validity1,164 cited
• 2018GRADE guidelines: 18. How ROBINS-I and other tools to assess risk of bias in nonrandomized studies should be used to rate the certainty of a body of evidence907 cited
• 2000Data collection instrument and procedure for systematic reviews in the guide to community preventive services11The names and affiliations of the Task Force members are listed on page v of this supplement and at http://www.thecommunityguide.org