Kelvin Smith Library
Much like the question formulation, search, and selection processes, the process of evaluating the quality of the literature in a systematic review should be structured. In the critical appraisal stage, the researchers analyze the design of each included study, the validity of the results in light of the design, potential for bias, and the relevance of each study to the larger literature and the research question. There are tools that researchers can use to help them approach this process systematically and objectively.
These are key issues to consider when appraising various types of medical studies.
Key Issues in Appraising Therapy Studies:
Key Issues in Appraising Diagnostic Studies:
Key Issues for Etiology/Harm Studies: