How do the results fit in with previous research in this area? Make sure the study builds on other studies of a similar nature.

Again, keeper studies can be identified using handy Rapid Critical Appraisal checklists consisting of a set of simple but important questions. Below are sample questions developed for use with quantitative studies that are applicable to most appraisal situations (it’s important to note that qualitative evidence if it’s relevant to the clinical question, should not be dismissed):