Analysis of Predictors for Lymph Node Metastasis in Patients with Superficial Esophageal Carcinoma

Table 2

Multivariate analysis of risk factors for lymph node metastasis.

Variable			OR (95% CI)
Differentiation	0.140	0.822	1.151 (0.338–3.915)
Tumor size	−0.384	0.476	0.681 (0.237–1.958)
Macroscopic type	−0.434	0.503	0.648 (0.182–2.309)
Depth of invasion	0.839	0.048	2.313 (1.006–5.319)
Lymphvascular infiltration	1.992	0.038	7.330 (1.117–48.083)
Constant	−5.469	0.016	0.004