Table 4.

Multivariate analysis on potential prognostic factors for overall survival and progression-free survival after therapy

Variables	Overall survival					Progression-free survival
	β	SE	Wald χ2	HR (95% CI)	P	β	SE	Wald χ2	HR (95% CI)	P
Location	0.060	0.350	0.030	1.06 (0.53–2.10)	0.865	−0.121	0.268	0.205	0.89 (0.52–1.50)	0.651
Sex	0.375	0.334	1.260	1.47 (0.76–2.82)	0.252	−0.179	0.255	0.493	0.84 (0.51–1.38)	0.483
Age	−0.037	0.018	4.111	0.96 (0.93–0.99)	0.043	−0.021	0.014	2.419	0.98 (0.95–1.00)	0.120
Tumor size	0.811	0.183	19.529	2.27 (1.58–3.24)	<0.001	0.764	0.147	26.965	2.15 (1.61–2.86)	<0.001
Child-Pugh	0.306	0.335	0.834	0.73 (0.38–1.41)	0.351	−0.031	0.279	0.013	0.97 (0.56–1.67)	0.910
AFP	−0.147	0.387	0.145	0.86 (0.441–1.84)	0.694	0.145	0.290	0.250	0.87 (0.49–1.53)	0.617
Complete necrosis rate	0.772	0.459	2.832	2.18 (0.89–5.36)	0.092	0.624	0.368	2.866	1.87 (0.91–3.84)	0.090

Overall survival: model χ²=25.261, P = 0.003; Progression free survival: model χ²=31.693, P < 0.001.

SE, standard error; HR, hazard ratio; CI, confidence interval; AFP, alpha fetal protein.