Table 3.

Prognostic Factors of Patients with ≤60 by Univariate and Multivariate Analyses Based on Cox Regression Analysis

	Univariate Analysis		Multivariate Analysis
	HR(95% CI)	P value	HR(95% CI)	P value
Sex		0.934
Male	1
Female	0.979(0.594–1.614)
BMI	0.928(0.865–0.995)	0.035	1.025(0.953–1.102)	0.508
Tumor location		0.002		0.416
Upper third	1		1
Middle third	0.936(0.369–2.379)	0.890	1.525(0.585–3.977)	0.388
Lower third	0.792(0.358–1.750)	0.564	1.368(0.609–3.073)	0.448
Total stomach	4.342(1.458–12.934)	0.008	2.576(0.827–8.019)	0.103
Tumor size		<0.001		0.366
≤50	1		1
>50	3.316(2.095–5.249)		1.262(0.762–2.090)
pTNM		<0.001		<0.001
I	1		1
II	7.613(2.576–22.498)	<0.001	4.606(1.446–14.666)	0.010
III	26.409(9.534–73.157)	<0.001	12.606(3.992–39.801)	<0.001
Nerve infiltration		<0.001		0.019
No	1		1
Yes	6.592(3.616–12.019)		2.298(1.150–4.595)
Venous invasion		<0.001		0.532
No	1		1
Yes	2.294(1.446–3.640)		0.854(0.521–1.400)
GSII		<0.001		0.004
Low	1		1
High	0.331(0.205–0.535)		0.483(0.293–0.798)
Postoperative chemotherapy		0.081
No	1
Yes	1.511(0.950–2.404)