Therapeutic effects and prognostic factors in three-dimensional conformal radiotherapy combined with transcatheter arterial chemoembolization for hepatocellular carcinoma

Table 3 Univariate and multivariate analyses of prognosis factors for overall survival

Univariate analysis	Multivariate analysis
	P	R (95%CI)	P
Age (yr)	0.026	2.377	0.024
Tumor size	0.000	6.183	0.000
Radiation dose	0.000	0.491	0.001
Child-Pugh classification	0.010
for cirrhosis of liver
Karnofsky performance status	0.913
Okuda stage	0.008
Gender	0.202
Tumor type	0.029
PVT	0.235
Albuminemia	0.035
Bilirubinemia	0.305
Chronic hepatitis in serum virology	0.060
Alpha-fetoprotein	0.861
TACE	0.892

HR: Hazard ratio; 95% CI: Confidence interval.