The process of assessing and interpreting evidence systematically considering its validity, results, and relevance. For more information, consult the User's Guides.
Critical appraisal considers research in terms of: quality (methods used to minimise bias in study design) relevance (outcome measures used and applicability of study results to other treatments, settings and patients) strength (magnitude, precision and reproducibility of results). (Gowing, 2001).
The process of assessing and interpreting medical research results systematically paying particular attention to their validity and relevance.