Now that you know how to limit your results to peer-reviewed journals and how to identify peer-reviewed articles, it is time to learn about the different LEVELS OF EVIDENCE among peer-reviewed articles. Evidence-based nursing seeks to make decisions based on the best available evidence, and all research designs and methodologies are NOT created equal. Watch this brief video to learn about the evidence pyramid.
Levels of evidence
Image used with permission of University of Massachusetts Lamar Soutter Library.