Table 1.

Predictive factors for relapse in surgical cases.

	Univariate		Multivariate
Parameter    (Unfavorable vs. Favorable)	HR (95% CI)	p-Value	HR (95% CI)	p-Value
Pathological T-factor	3.61	0.0248	2.87	0.236
(T3,4 vs. T1,2)	(1.14–87.4)		(0.57–52.16)
Pathological N-factor	3.53	<0.0001	3.959	0.0002
(Positive vs. Negative)	(1.87–7.56)		(1.83–10.00)
Lymphatic permeation	2.99	0.0011	1.14	0.767
(Positive vs. Negative)	(1.49–7.12)		(0.44–2.50)
Residual tumor	1.98	0.0194	1.52	0.156
(R1 > R0)	(1.12–3.29)		(0.84–2.61)
Completed adjuvant chemotherapy	2.47	<0.0001	2.82	<0.0001
(No > Yes)	(1.62–3.80)		(1.81–4.46)
Resectability	0.1088
(BR + UR vs. R)	(0.44–1.09)

HR: Hazard ratio, R: resectable, BR: borderline resectable, UR: unresectable.