Subgroup analysis refers to repeating the
analysis
Analysis (: analyses) is the process of breaking a complex topic or substance into smaller parts in order to gain a better understanding of it. The technique has been applied in the study of mathematics and logic since before Aristotle (38 ...
of a study within
subgroups of subjects defined by a subgrouping variable. For example:
smoking
Smoking is a practice in which a substance is combusted, and the resulting smoke is typically inhaled to be tasted and absorbed into the bloodstream of a person. Most commonly, the substance used is the dried leaves of the tobacco plant, whi ...
status defining two subgroups: smokers and non-smokers.
See also
*
Post hoc analysis
In a scientific study, post hoc analysis (from Latin ''post hoc'', "after this") consists of statistical analyses that were specified after the data were seen. They are usually used to uncover specific differences between three or more group mean ...
References
Statistical analysis
Design of experiments
Medical statistics
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