Table 3.

Multivariate analysis of factors associated with overall survival (OS) and disease-free survival (DFS) for gastric cancer.

	OS			DFS
Variable	HR	95%CI	P	HR	95%CI	P
Intratumoral CD57 cells ( high vs. low)	0.528	0.358–0.779	0.001	0.556	0.383–0.807	0.002
Stage(III+IV vs. I+II)	4.522	2.727–7.499	0.000	4.909	3.029–7.955	0.000