Table 3.

Risk of death based on risk factors analysis.

Risk factor	HR	95% C.I.	p
Hb < 10 g/dL	3.4	1.26–9.1	0.01
Creatinine Cl < 40 ml/min	3.0	1.0–9.3	0.05
PS ≥ 2	2.6	0.6–12.3	0.2
Visceral involvement	1.9	0.77–4.9	0.1
≥2 risk factors	2.6	1.1–5.9	0.002

HR, Hazard Ratio; C.I. Confidence Interval; Hb, Haemoglobin; Creatinine Cl, Creatinine Clearance; PS, Performance Status.