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

Covariate	Univariate analysis		Multivariate analysis
	χ2	P-value	HR	(95% CI)		P-value
Age	1.600	0.206	1.321	0.384	3.989	0.721
Gender	1.165	0.280	1.645	0.381	5.542	0.285
Race	0.990	0.320	1.725	0.426	5.892	0.361
AFP	0.093	0.761	0.895	0.325	2.462	0.829
Cirrhosis	1.080	0.299	1.895	0.578	6.200	0. 291
Tumor size	28.902	<0.001*	0.135	0.042	0.052	<0.001*
Lymph node metastasis	0.163	0.686	0.285	0.426	1.892	0.648
Distant metastasis	4.031	0.045*	0.047	0.232	0.067	0.011*
Differentiation grade	0.192	0.661	0.296	0.431	1.910	0.653
Child–Pugh Grade	8.018	0.005*	1.103	0.061	0.461	0.015*
Tumor stage	24.084	<0.001*	0.723	0.057	1.201	0.061
miR-27a-3p	6.088	0.014*	1.117	0.013	0.291	0.010*

^*P<0.05.