Table 4.

Univariate and multivariate analysis of variables affecting overall survival (post-PSM)

Variable	Univariate			Multivariate
	P value	HR	95% CI	P value	HR	95% CI
Sex	0.840	1.162	0.269–5.015
Maximum tumor diameter (<3/3–5/>5 cm)	0.064	2.326	0.953–5.676
Number of tumors (single/multiple)	0.135	1.963	0.811–4.750
MVI	0.133	2.174	0.789–5.989
Cirrhosis	0.046a	7.771	1.038–58.161	0.056	7.340	0.951–56.646
IHC (HBsAg) (−/+)	0.046a	2.485	1.015–6.081	0.018a	3.579	1.240–10.333
C-reactive protein	0.031a	2.863	1.098–7.463	0.466	1.482	0.514–4.270
HBV DNA level, 10 000 IU/ml	0.320	1.671	0.607–4.600
Ascites	0.012a	3.183	1.295–7.822	0.004a	4.287	1.589–11.565
AFP (ng/ml, ≤400/>400)	0.021a	2.817	1.166–6.807	0.001a	4.777	1.907–11.966

AFP, alpha-fetoprotein; CI, confidence interval; HBV, hepatitis B virus; HR, hazard ratio; MVI, microvascular invasion.

^aStatistically significant.