Table 1.
Demographic and clinical features for all patients
| Variable | value |
|---|---|
| Patients number | 96 |
| Age (range) | 54.93 (29, 69) |
| Gender | |
| Male | 66 |
| Female | 30 |
| Distance from anal verge | |
| Low(0-5cm) | 67 |
| Middle(5.1-10cm) | 28 |
| High(10.1-12cm) | 1 |
| Pretreatment CEA(range) | 16.90 (0.4, 427.8) |
| Pretreatment CA19-9(range) | 42.70 (0.6, 721.20) |
| cT | |
| cT1 | 0 |
| cT2 | 6 |
| cT3 | 37 |
| cT4 | 53 |
| cN- | 20 |
| cN+ | 76 |
| Radiation | |
| 3D-CRT | 57 |
| IMRT | 39 |
| Surgery | |
| LAR | 75 |
| APR | 15 |
| Hartmann | 6 |
| Median time between CRT and surgery(range) | 55 (35,91) |
| Median number of resected nodes | 12 (0-34) |
| Median fellow-up time(year) | 4.24 (0.53, 6.02) |