. Author manuscript; available in PMC: 2017 Mar 1.

Published in final edited form as: Clin Gastroenterol Hepatol. 2015 Oct 26;14(3):369–377.e3. doi: 10.1016/j.cgh.2015.10.020

Table 3.

Univariate and Multivariate Association of Individual Pathologic Variables with Nodal Metastasis at Esophagectomy

	Univariate (Unadjusted) Odds Ratio (95% CI)	Multivariate (Adjusted) Odds Ratio (95% CI)

Pathologic Tumor Stage
Intramucosal, pT1a	Ref	Ref
Submucosal, pT1b	8.7 (2.6-29.5)	2.6 (0.7-13.5)

Histologic Tumor Grade
Low Grade	Ref	Ref
High Grade	6.0 (2.8-12.6)	3.1 (1.4-7.0)

Angiolymphatic Invasion
Absent	Ref	Ref
Present	5.6 (2.6-12.2)	2.5 (1.0-6.2)

Tumor Size
<2 cm	Ref	Ref
≥2 cm	5.6 (2.4-12.8)	2.2 (0.9-4.9)