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Subgroup analysis: Revision history

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4 June 2025

27 March 2025

  • curprev 22:1222:12, 27 March 2025 Lawrence talk contribs 3,206 bytes +3,206 Created page with "= Subgroup analysis = '''Subgroup analysis''' in RCTs explores whether treatment effects differ across specific patient groups—such as by age, sex, or disease severity. While such analyses can provide insight into effect heterogeneity, they must be conducted and interpreted carefully to avoid false or misleading conclusions. == 1. When to Conduct Subgroup Analysis == * '''Pre-specified vs. Post-hoc''': Pre-specified subgroup analyses—planned before data collection..."