Critical appraisal of nonrandomized studies-A review of recommended and commonly used tools

There were large discrepancies in risk of bias tool judgments when a randomized controlled trial appeared in more than one systematic review

(2017) Vanessa M.B. Jordan et al.   JOURNAL OF CLINICAL EPIDEMIOLOGY

Policies for Use of Real-World Data in Health Technology Assessment (HTA): A Comparative Study of Six HTA Agencies

(2017) Amr Makady et al.   VALUE IN HEALTH

ROBINS-I: a tool for assessing risk of bias in non-randomised studies of interventions

(2016) Jonathan AC Sterne et al.   BMJ-British Medical Journal

ROBINS-I: a tool for assessing risk of bias in non-randomised studies of interventions

(2016) Jonathan AC Sterne et al.   BMJ-British Medical Journal

The clinical effectiveness and cost-effectiveness of peginterferon alfa and ribavirin for the treatment of chronic hepatitis C in children and young people: a systematic review and economic evaluation

(2014) Debbie Hartwell et al.   HEALTH TECHNOLOGY ASSESSMENT

Quality assessment of observational studies in a drug-safety systematic review, comparison of two tools: the Newcastle–Ottawa Scale and the RTI item bank

(2014) Andrea V Margulis et al.   Clinical Epidemiology

Testing the Newcastle Ottawa Scale showed low reliability between individual reviewers

(2013) Lisa Hartling et al.   JOURNAL OF CLINICAL EPIDEMIOLOGY

An introduction to methodological issues when including non-randomised studies in systematic reviews on the effects of interventions

(2013) Barnaby C. Reeves et al.   Research Synthesis Methods

Critical evaluation of the Newcastle-Ottawa scale for the assessment of the quality of nonrandomized studies in meta-analyses

(2010) Andreas Stang   EUROPEAN JOURNAL OF EPIDEMIOLOGY

A review of critical appraisal tools show they lack rigor: Alternative tool structure is proposed

(2010) Michael Crowe et al.   JOURNAL OF CLINICAL EPIDEMIOLOGY