Table 2.

Multivariate analysis of lymph node involvement in ESCC (logistic regression model)

Variable	β	HR (95% CI)	P
NF-κB	1.551	4.716 (1.037-21.454)	0.045
Notch1	-0.273	0.761 (0.459-1.263)	0.291
VEGF-C	0.866	2.377 (1.257-4.494)	0.008
T stage	0.117	1.125 (0.627-2.016)	0.694
Sex	-0.157	0.855 (0.160-4.566)	0.854
Age	0.030	1.030 (0.966-1.098)	0.365
Differentiation	- 0.126	0.882 (0.284-2.736)	0.828

Abbreviations: HR, hazard ratio; CI, confidence interval of the estimated HR.