Table 4. Univariate analysis and multivariate analysis of liver cancer patients’ relapse-free survival.

Parameters	Univariate analysis			Multivariate analysis
	Hazard Ratio	95% CI (lower∼ upper)	P value	Hazard Ratio	95% CI (lower-upper)	P value
Age	0.90	0.63–1.28	0.550
Gender	0.99	0.7–1.41	0.966
Histological type	2.02	0.66–6.24	0.220
Histologic grade	0.98	0.8–1.21	0.883
Stage	1.66	1.38–1.99	0.000	1.14	0.88–1.48	0.326
T classification	1.78	1.49–2.12	0.000	1.57	1.19–2.05	0.001
N classification	0.97	0.67–1.4	0.874
M classification	1.17	0.79–1.74	0.432
Radiation therapy	0.74	0.26–2.16	0.584
Residual tumor	1.28	1.01–1.61	0.042	1.32	1.04–1.67	0.023
PGM5	1.92	1.36–2.7	0.000	1.67	1.18–2.36	0.004