Table 2.

Univariate and multivariate analysis of risk factors in 3520 patients with gastric cancer.

	Univariate analysis				Multivariate analysis
Variable	SE	HR	95% CI	P valve	SE	HR	95% CI	P valve
Gender	0.046	0.990	0.905-1.084	.834	—	—	—	—
Age	0.041	1.368	1.262-1.482	<.001	0.041	1.318	1.215-1.429	<.001
Tumor location	0.027	0.988	0.936-1.042	.649	—	—	—	—
Histologic type	0.033	0.951	0.891-1.015	.133	—	—	—	—
Tumor size	0.041	1.974	1.822-2.139	<.001	<.001	1.100	1.008-1.200	<.032
T stage	0.022	1.694	1.621-1.771	<.001	0.033	1.193	1.118-1.273	<.001
N stage	0.018	1.625	1.569-1.682	<.001	0.027	1.365	1.294-1.440	<.001
M stage	0.042	2.316	2.132-2.516	<.001	0.100	0.855	0.703-1.040	0.117
No. of retrieved lymph node	0.042	0.766	0.705-0.831	<.001	0.048	0.713	0.648-0.783	<.001
Resection type	0.055	4.022	3.612-4.479	<.001	0.061	2.251	1.997-2.538	<0.01
Time period	0.026	0.831	0.789-0.874	<.001	0.030	0.969	0.914-1.026	0.281