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Effective Literature Searching: PEO Framework

Learn how to perform an effective literature search by translating a research question into a search strategy in a database such as PubMed

Other Question Development Frameworks

PEO Framework

The PEO framework is useful for both qualitative research questions and research questions dealing with risk or etiology.

P E O
Population Exposure Outcome
Section/Group/Type of Person Issue of Interest Outcomes to Examine

PEO Example: Do children (P) who experience bullying at school (E) have higher instances of suicidal ideation (O)?