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

Table 3 Univariate analysis for prognostic factors of death

Variable	Hazard ratio	95%CI	P
Age (per yr)	1.01	0.99-1.03	0.347
Female sex	0.91	0.51-1.63	0.747
Bilirubin (mmol/L)1
5.00-11.75
11.75-17.00	1.16	0.62-2.17	0.648
17.00-24.00	1.67	0.88-3.18	0.116
24.00-83.00	1.66	0.85-3.25	0.14
Albumin (g/L)1
24-33
33-37	0.72	0.38-1.37	0.31
37-41	0.92	0.50-1.69	0.786
41-50	0.4	0.20-0.81	0.011
AFP (ng/mL)1
2-14.75
14.75-81.50	1.42	0.71-2.86	0.32
81.50-366	2.3	1.16-4.57	0.017
366-11 470	1.99	1.03-3.83	0.041
Platelet count (×109/L)1
36-72
72-99	1	0.54-1.85	0.992
99-128	1.26	0.66-2.39	0.486
128-295	0.81	0.42-1.59	0.539
Bilobar disease	1.06	0.62-1.80	0.841
Largest tumor >3 cm	1.4	0.87-2.24	0.163
Child’s B grade2	1.67	0.97-2.88	0.065
AJCC TNM stage3
Stage I
Stage II	1.08	0.67-1.73	0.763
Stage IIIA	0	0.00->100	0.971
Stage IIIC	1.73	0.24-12.65	0.591

CI: confidence interval; AJCC: American Joint Committee on Cancer.

¹Hazard ratio of bilirubin, albumin, AFP, and platelet count is given relative to the lowest quartile.

²Hazard ratio of Child’s B grade is given relative to Child’s A grade.

³Hazard ratio of AJCC TNM stage is given relative to stage I.