Critically Appraising the Quality and Credibility of Quantitative Research for Systematic Reviews
Critically Appraising the Quality and Credibility of Quantitative Research for Systematic Reviews
This chapter looks at how to evaluate the quality and credibility of various types of quantitative research that might be included in a systematic review. Various factors that determine the quality and believability of a study will be presented, including, • assessing the study’s methods in terms of internal validity • examining factors associated with external validity and relevance; and • evaluating the credibility of the research and researcher in terms of possible biases that might influence the research design, analysis, or conclusions. The importance of transparency is highlighted.
Keywords: critical appraisal, validity, reliability, credibility, efficacy, effectiveness, bias, treatment fidelity, effect size
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