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Diseases and surgery modes of experimental group and control group.
| Experimental group | Control group | |
| Gastric carcinoma | ||
| Distal gastrectomy D2 | 8 | 8 |
| Proximal gastrectomy D2 | 2 | 2 |
| Total gastrectomy D3 | 2 | 2 |
| Carcinoma of the colon | ||
| Sigmoid colon D3 excision | 4 | 4 |
| Right-half colon D3 excision | 2 | 2 |
| Left-half colon D3 excision | 1 | 1 |
| Transverse colon D3 excision | 1 | 1 |
| Rectal carcinoma | ||
| Dixon procedure | 4 | 4 |
| Miles procedure | 2 | 2 |
