Table 3. Univariable and multivariable analysis of matched node-negative GC patients.

Characteristics	Univariable analysis				Multivariable analysis
	HR	95% CI	P		HR	95% CI	P
Age	1.499	1.196–1.878	<0.001*		1.522	1.215–1.906	<0.001*
Gender	0.782	0.595–1.027	0.077
Tumor location	1.119	1.002–1.250	0.046*		1.121	1.004–1.253	0.043*
Tumor size	1.384	1.096–1.749	0.006*		1.390	1.100–1.757	0.006*
Lauren classification	1.578	1.245–2.001	<0.001*		1.539	1.216–1.949	<0.001*
pTNM stage	1.720	1.539–1.922	<0.001*		1.719	1.538–1.922	<0.001*
Gastrectomy type	0.587	0.444–0.775	<0.001*		0.577	0.437–0.762	<0.001*
ELNs	0.642	0.515–0.801	<0.001*		0.644	0.516–0.804	<0.001*

*, P<0.05. HR, hazard ratio; CI, confidence interval.