Table 2. Univariate and multivariate Cox regression analyses of overall survival in 84 patients with HCC.

Tumor characteristic	HR (95% CI)	p-value
Univariate Analysis (Cox: Enter)
Gender(Female / Male)	1.158(0.640-2.095)	0.628
Age(<50 / ≥50)	1.036(0.634-1.691)	0.889
Liver cirrhosis(Absence / Presence)	1.494(0.848-2.633)	0.165
Tumor size (≤5cm / >5cm)	1.543(0.942-2.527)	0.085
Tumor number(Single / Multiple)	1.588(0.926-2.722)	0.093
Differentiation(High / Low)	1.587(0.939-2.681)	0.084
Venous invasion(− / +)	6.880(3.912-12.102)	<0.001*
Metastasis(− / +)	10.115(4.949-20.671)	<0.001*
TNM stage(I, II / III, IV)	6.427(3.642-11.343)	<0.001*
miR-150 (Low / High)	2.363(1.429-3.907)	0.001*
Multivariate Analysis (Cox: Forward LR)
Metastasis(− / +)	3.413(1.593-7.315)	0.002*
TNM stage(I, II / III, IV)	4.888(2.562-9.326)	<0.001*
miR-150 (Low / High)	2.048(1.209-3.468)	0.008*

^*Statistically significant difference; CI: confidence interval.