Table 3: Results of multivariate analyses showing relationships among clinicopathological characteristics of the specimens.

Lymph node metastasisRemnant of primary tumor
Variables valueVariables value

Endoscopic treatment0.264Endoscopic treatment0.071
Pathological tumor size0.482Pathological tumor size0.836
Depth of tumor invasion0.300Depth of tumor invasion0.015*
Macrotype0.121Lymphatic invasion0.159
Lymphatic invasion0.269Venous invasion0.091
Venous invasion0.017*Horizontal margin0.013*
Vertical margin0.482Vertical margin0.072