Current Standards in the Management of Cerebral Metastases

Table 1

RTOG (RPA) recursive partitioning analysis [6] (modified by age).

Class	Variables
Class I	KPS ≥ 70, controlled primary tumor, metastases to brain only, age < 76 years
Class II	KPS ≥ 70, but uncontrolled primary tumor, age < 76 years
	KPS ≥ 70, primary controlled, but metastases to brain and other sites, age < 76 years
Class III	KPS < 70