Table 5: Histological findings.

Group A Group B value

Tumor size15.3 ± 9.7 24.6 ± 14.1 0.081
Depth of invasion
 Mucosa 5 7 1.130
 Fibromuscular layer 2 5
 Subserous layer 1 9
 Serosa 1 7
 Serosa infiltrating 9
 Subserous layer—deeper 2 (22%)25 (68%) 0.022
Differentiation
 Papillary 0 3 0.087
 Well 9 20
 Moderately 0 11
 Poorly 0 3
Lymph node involvement113 0.240