Preferred Label : Stratification;
NCIt definition : The process of classifying patients into a sequence of grades or ranks as part of
the randomization process or for purposes of data analysis.;
Alternative definition : CDISC-GLOSS: Grouping defined by important prognostic factors measured at baseline.
[ICH E9]; CDISC: Grouping defined by important prognostic factors measured at baseline. (ICH
E9);
Origin ID : C25689;
UMLS CUI : C1514983;
Semantic type(s)
- concept_is_in_subset
