Critical Appraisal of Research Evidence for Its Validity and Usefulness

Step 3 in the evidence-based practice approach involves critical appraisal of the validity and usefulness of evidence. This process can be broken down into three sequential subcomponents having to do with validity, generalizability, and recommendation strength. Critical appraisal focuses on determining whether individual study conclusions are valid. This process can be assisted by the use of critical of appraisal forms, a wide variety of which …