Table 5.

Multivariate analysis for survival.

Parameter	HR (95% CI)	p Value
Gender
Male	Ref
Female	1.074 (0.618–1.868)	0.800
Neoadjuvant Chemotherapy
Yes	Ref
No	1.307 (0.567–3.011)	0.530
Resection
Conventional	Ref
Complex	1.219 (0.643–2.309)	0.544
Exploration	1.873 (0.775–4.525)	0.163
Resection Margin
R0	Ref
No R0	2.964 (1.638–5.363)	<0.001
UICC
Stage I	Ref
Stage II	4.160 (1.171–14.780)	0.028
Stage III	4.335 (1.107–16.986)	0.035
Stage IV	5.329 (1.604–17.705)	0.006