Weighted Mean Difference

Aka: Weighted Mean Difference

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II. Definition

  1. Weighted Mean Difference (WMD)
    1. Used in meta-analysis for continuous numerical measurements
    2. Each study in a meta-analysis is weighted based on variance

III. Interpretation

  1. Weighted Mean Difference (WMD) >0 suggests benefit to an intervention (if Confidence Interval does not the 0-line)

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Related Studies

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