Outcome of transarterial chemoembolization in patients with inoperable hepatocellular carcinoma eligible for radiofrequency ablation

Table 4 Multivariate analysis for prognostic factors of death

Variable	Hazard ratio	95%CI	P
Age (per yr)	0.98	0.95-1.00	0.044
Albumin (g/L)1
24-33
33-37	0.83	0.42-1.63	0.586
37-41	1.14	0.61-2.13	0.685
41-50	0.21	0.09-0.49	<0.0005
AFP (ng/mL)1
2-14.75
14.75-81.50	1.57	0.77-3.17	0.209
81.50-366	4.61	2.13-9.98	<0.0005
366-11 470	3.72	1.77-7.85	0.001
Largest tumor >3 cm2	1.64	1.00–2.69	0.049

CI: confidence interval.

¹Hazard ratio of albumin and AFP is given relative to the lowest quartile.

²Hazard ratio is given relative to the size of the largest tumor smaller than 3 cm in diameter.