Subject Guides: Nursing: Evidence-based Sources

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Betsy Hopkins

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betsy_hopkins@byu.edu
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Evidence-based Sources

Cochrane Library (Wiley) This link opens in a new window
Search here to find systematic reviews that will give you reliable and up-to-date information on the effects of interventions in health care.
Trip Database This link opens in a new window
Search here to find a variety of evidence, which you can filter by evidence category.
MCG CareWeb This link opens in a new window
MCG provides healthcare guidelines that allow fast access to evidence-based best practices and care-planning tools across the entire care journey.

About Evidence

Many sources provide evidence to support a conclusion, but some evidence is better than others. Check out the links below to learn about levels of evidence.

PICOT Questions

Writing a PICOT question will help focus your search for evidence-based sources.

P-Patient population

I-Intervention or Issue of interest

C-Comparison intervention or group

O-Outcome

T-Timeframe

Strong PICOT question: In teenagers, how does cognitive-behavioral skills building compared to yoga affect anxiety after 6 weeks of treatment?

Poorly designed question: What is the best type of intervention to use with teenagers who are anxious?

(Examples from Evidence-based Practice in Nursing & Healthcare: A Guide to Best Practice, 2nd ed., by Melnyk and Fineout-Overholt.)