Table 3.

Multivariate analysis for the incidence of esophageal fistula.

Factors	Crude OR (95%CI)	Adj. OR (95%CI)	p (Wald’s test)	p (LR-test)
Diabetes	0.1 (0.02, 0.45)	0 (0, 0.14)	0.007	<0.001
Tumor length	1.32 (1.02, 1.72)	4.18 (1.64, 10.66)	0.003	<0.001
Tumor thickness	6.13 (1.82, 20.61)	8.51 (0.81, 89.63)	0.075	0.05
ACT	0.08 (0.01, 0.61)	0 (0, 0.07)	0.004	<0.001
Eosinophil	0 (0, 1.52)	0 (0, 0.02)	0.022	0.003
MLR	13.31 (0.45, 390.03)	3,719.41 (1.68, 8,232,448.12)	0.036	0.021

OR, odds ratio; CI, confidence interval; ACT, adjuvant chemotherapy; MLR, monocyte-to-lymphocyte ratio.