Table 2.
Patient characteristics and clinicopatholo gical features associated with recurrent disease
| Recurrent disease | Positive | Negative | P value | |
| 8 | 38 | |||
| Age (yr) | 68.0 ± 17.2 | 65.7 ± 14.0 | 0.780 | |
| Sex | ||||
| Male | 3 | 25 | 0.278 | |
| Female | 5 | 13 | ||
| Location | ||||
| Colon | 6 | 27 | 0.795 | |
| Rectum | 2 | 11 | ||
| Histological type | ||||
| Tub | 7 | 36 | 0.451 | |
| Muc | 1 | 2 | ||
| PT category | ||||
| T 1, 2 | 0 | 11 | < 0.001 | |
| T 3, 4 | 8 | 27 | ||
| Tumor size (mm) | 44.9 ± 11.6 | 42.5 ± 20.8 | 0.679 | |
| Number of positive LNs | 2.38 ± 1.41 | 2.37 ± 2.02 | 0.906 | |
| ECI | 6 | 10 | 0.009 | |
| Lymphovascular invasion | 8 | 37 | 0.643 | |
| CEA | ≥ 3.0 | 3 | 3 | 0.093 |
| Adjuvant treatment | 5 | 31 | 0.473 |
ECI: Extracapsular invasion; CEA: Carcinoembryonic antigen.