Subgroup analyses: how to avoid being misled.
review · Level V
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- Record sourced from PubMed, PMID 17626964.
- Also identified by PMC identifier 1914513.
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Abstract
Three simple examples from recent BMJ papers illustrate how to understand subgroup analyses and why they may be misleading
Medical subject headings
- Data Interpretation, Statistical
- Randomized Controlled Trials as Topic