Table 1.
Patients and treatment characteristics
| No. | Age (yr) | Preoperative stage | Surgical treatment | Postoperative stage |
| 1 | 56 | cT3N2M0 | LAR | ypT0N1M0 |
| 2 | 57 | cT4N2M0 | LAR | ypT3N0M0 |
| 3 | 46 | cT3N2M0 | LAR | ypT3N1M0 |
| 4 | 69 | cT4N1M0 | APR | ypT2N0M0 |
| 5 | 40 | cT3N2M0 | APR | ypT3N2M0 |
| 6 | 40 | cT3N1M0 | APR | ypT0N0M0 |
| 7 | 58 | cT4N1M0 | APR | ypT2N0M0 |
| 8 | 57 | cT3N2M0 | APR | ypT0N0M0 |
| 9 | 51 | cT4N2M0 | Exploratory laparotomy | ypT4N2M0 |
| 10 | 55 | cT3N1M0 | APR | ypT3N1M0 |
| 11 | 68 | cT3N2M0 | APR | ypT3N0M0 |
| 12 | 58 | cT3N2M0 | APR | ypT3N1M0 |
| 13 | 61 | cT3N2M0 | LAR | ypT1N1M0 |
| 14 | 32 | cT4N2M0 | APR | ypT3N1M0 |
| 15 | 55 | cT3N1M0 | APR | ypT3N1M0 |
LAR: Low anterior resection; APR: Abdominal perineal resection.