Table 3.

Cox multi-regression analysis.

Clinicopathological Features	B	Significance	Exp(B)	95% Confidence Interval for Exp(B)
				Lower	Upper
Claudin-2 difference	0.193	0.023 *	1.213	1.027	1.434
Age at diagnosis	0.005	0.893	1.005	0.937	1.077
T stage	−0.920	0.024 *	0.398	0.179	0.887
Lymph node status	1.149	0.019 *	3.154	1.212	8.212
Histological differentiation	−0.463	0.596	0.629	0.114	3.489

Claudin-2 expression difference in the healthy and tumor tissue of 49 patients; T-stage and lymph node status function as independent variables in relapse-free survival. Significant result at * p < 0.05. (B—regression coefficient, Exp(B) Odds ratio).