Table 2.

Summary of univariate and multivariate Cox regression analysis of overall survival duration

	Univariate analysis			Multivariate analysis
Parameter	P	HR	95%CI	P	HR	95%CI
Age
> 45 vs. ≤ 45 years	0.497	1.252	0.655-2.391
Gender
Male vs. female	0.966	1.015	0.516-1.997
Smoking
No vs. Yes	0.239	0.628	0.290-1.362
T classification
T1-T2 vs. T3-T4	0.122	1.631	0.877-3.031
N classification
N0-N1 vs. N2--N3	0.032	2.034	1.062-3.898	0.455	1.393	0.584-3.323
M classification
M0 vs. M1	0.492	1.662	0.390-7.073
Clinical stage
I-II vs. III-IV	0.023	2.465	1.132-5.368	0.360	1.629	0.572-4.638
EIF4G1 expression
High expression vs. Low expression*	0.014	3.678	1.308-10.344	0.027	3.251	1.147-9.214

*High expression: medium and high expression; Low expression: negative and low expression;