Life prognosis of sentinel node navigation surgery for early-stage gastric cancer: Outcome of lymphatic basin dissection

Table 4 Univariate and multivariate analysis for the factors affected to the overall survival

Factors	vs	Univariate1 (Log-rank P)	Multivariate2
			Hazard ratio	95%CI	P value
Age		< 0.0001	1.092	1.064-1.120	< 0.0001
Sex	Male:Female	0.0009	1.815	1.099-2.998	0.0199
Location		0.0978
Circumference		0.301
Macroscopic type	Elevated:Depressed	< 0.0001	1.678	1.131-2.490	0.0101
Clinical T status		0.632
Pathological type	Diff.:Undiff.	0.0001
Long axis (mm)		< 00001	0.9815	0.965-0.998	0.0287
Pathological N status		0.0033	1.785	1.288-2.473	0.0005
SNNS	SNNS:Control	0.0014	0.4892	0.298-0.802	0.0046

¹The log-rank test was used for the univariate analysis of overall survival.

²The Cox proportional hazards regression model was used for multivariate analysis of overall survival.

SNNS: Sentinel node navigation surgery; diff.: Differentiated; Undiff.: Undifferentiated; CI: Confidential interval.