Table 1. Prognostic factors for survival by treatment arm and primary site.

		Control (%)			Efaproxiral (%)
Prognostic factor	Level	All (N=250)	NSCLC (N=145)	Breast (N=49)	All (N=265)	NSCLC (N=146)	Breast (N=58)
RPA Class	I	10	10	8	11	10	14
	II	90	90	92	89	90	86
Primary tumour control	Yes	24	21	31	26	19	33
	No	76	79	69	74	81	67
Age	<65 years	73	69	80	72	69	79
	⩾65 years	27	31	20	28	31	21
Extra-cranial metastases	Yes	64	55	88	69	54	88
	No	36	45	12	31	46	12
KPS	<90	47	44	47	40	41	38
	90–100	53	56	53	59	58	62
Number of brain lesions	1	20	26	8	17	17	21
	2–3	32	34	18	30	36	22
	>3	47	40	73	52	46	57

NSCLC=non-small-cell lung cancer; RPA=recursive partitioning analysis; KPS=karnofsky performance status.