MEANING
An analysis estimating or comparing effects within defined subsets of participants, such as age or disease-severity groups.
Use it for
Use when effects are examined within planned participant subgroups.Describe a focused comparison among defined groups without overstating it.
Words that belong together
- prespecified subgroup analysis
- conduct subgroup analyses
- treatment effect by subgroup
On the page
The subgroup analysis compared outcomes by baseline severity, a split specified before the trial began.
Nearby words
Word forms
- Base
- subgroup analysis
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Usage notes
Prefer prespecified subgroups and formal interaction tests; a significant result in one subgroup but not another does not alone prove different effects.
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