Table 2. Prognostic factors retained at multivariate analysis by Cox model.

Variables	B	SE	Wald	Df	Sig.	Exp(B)	95.0% CI*
Tumor size(cm)	0.072	0.055	1.698	1	0.022	1.074	1.065–1.397
Depth of invasion	0.294	0.106	7.667	1	0.006	1.342	1.090–1.653
Borrmann type	0.186	0.208	0.0798	1	0.372	1.205	0.801–1.812

*95%CI, 95% Confidence interval.