Covidence Screening Tool & Risk of Bias

Covidence

We recommend using Covidence to screen your titles and abstracts. NC State has an institution-wide subscription. Set up an account here.

Other Screening and Data Extraction options

• Rayyan (free)
• DistillerSR (cost)
• EPPI-Reviewer (cost)

Risk of Bias Tools for Measuring Study Quality:

• Centre for Evidence-Based Medicine (CEBM) - Critical Appraisal Tools
• Cochrane Collaboration's Risk of Bias Tool
• GRADE (Grading of Recommendations Assessment, Development and Evaluation)
  • Cochrane GRADE Training
  • GRADE Handbook
  • GRADEpro GDT - GRADE software
  • GRADE-CERQUAL - for assessing the quality of reviews of qualitative research
• Newcastle-Ottawa Scale - quality assessment scale for non-randomized studies
• OHAT Risk of Bias Rating Tool for Human and Animal Studies
• SYRCLE's Risk of Bias Tool - for animal studies
• AMSTAR checklist: