Table 4b. Overall survival, cohort B, multivariate analysis (N=114).

Risk factors	Categories	Hazard ratio	95 % CI	P
Serum sodium	Low/normal	2.98	1.54–5.77	0.001
Haemoglobin	Low/normal	1.69	1.08–2.63	0.021
Neutrophils	>7/<7	1.74	1.04–2.93	0.036
LDH	>1.5/<1.5 ULN	4.11	2.01–8.44	0.001
Bone metastases	+/−	1.77	1.16–2.70	0.008