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NUR106 - Fundamentals of Nursing: Welcome to the Library!

Guide to library resources and techniques for NUR106


Levels of Evidence

picture of pyramid of evidence from expert opinon and case studies on the lowest level to systematic reviews and randomized controlled trials at the top

©Jessica Bell, Pyramid: Levels of Evidence used under a Creative Commons Attribution License

Study Design 101, a tutorial from SUNY Downstate Medical Center, covers the basics. Note the top levels of the pyramid —

are the gold standard for evidence. These are the types of study you will want to look for first in the library databases.

Additional information, including MEDLINE terms for types of studies, is at Evidence-Based Practice in Applied Health: Levels of Evidence, a tutorial from the University of Illinois at Chicago

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