Tag Archives: external validity

Internal Validity: Evaluating the Credibility of Research Results

I frequently emphasize in this blog that to use research and evidence in practice the nurse must be able to critically appraise a research study to ensure that the research methods were strong so, therefore, the results can be trusted. Threats to internal validity can erode confidence in the research

Critical Appraisal Questions for Evidence-Based Practice: Can I Apply the Results to Practice?

All month I’ve been discussing the major questions you need to ask when critically appraising a research study. In this post, I’ll review the subquestions you need to ask when determining whether you can apply the results to your patient or patient population. Using Evidence to Make Clinical Decisions The