Assertion: risk stratification | /r/CapableOf | reflect an ad hoc
Facets:
Source sentences:
text: The Prostate Cancer Risk Stratification (ProCaRS) risk groups offer improved granularity within the D'Amico/NCCN intermediate- and high-risk groups, but still reflect an ad hoc, rather than mathematically derived model, and do not perform well as linear predictors.