| Investigations | D1 dissection | Modified D2 dissection | p value | |||
| No. | % age | No. | % age | |||
| USG abdomen | Abdominal lump | 1 | 4.3 | 2 | 7.4 | 0.649 (NS) |
| Esophagogastro-duodenoscopy (EGD) | Ulcerative lesion in stomach | 20 | 87.0 | 22 | 81.5 | 0.687 (NS) |
| Polypoid growth in stomach | 10 | 43.5 | 17 | 63.0 | ||
| Gastric outlet obstruction | 3 | 13.0 | 4 | 14.8 | ||
| CECT abdomen | Stomach thickening | 20 | 87.0 | 22 | 81.5 | 0.827 (NS) |
| Stomach growth | 17 | 73.9 | 19 | 70.4 | ||
| Perigastric lymph nodes | 15 | 65.2 | 20 | 74.1 | ||
| N2 lymph nodes | 1 | 4.3 | 3 | 11.1 | ||