What is "quality of evidence" and why is it important to clinicians?

BMJ. 2008 May 3;336(7651):995-8. doi: 10.1136/bmj.39490.551019.BE.


Guideline developers use a bewildering variety of systems to rate the quality of the evidence underlying their recommendations. Some are facile, some confused, and others sophisticated but complex

Publication types

  • Review

MeSH terms

  • Evidence-Based Medicine*
  • Outcome Assessment, Health Care
  • Practice Guidelines as Topic / standards*
  • Publication Bias
  • Quality Assurance, Health Care
  • Quality Indicators, Health Care
  • Reproducibility of Results
  • Research Design / standards