Table 2.
Relationship between clinical pathological features and nodal metastases in 70 patients
| Parameters | Patients with nodal metastases | P | ||
|---|---|---|---|---|
| Total (n = 70) | Negative (n = 34) | Positive (n = 36) | ||
| Age,median (range) | 60 (31-80) | 60 (31-76) | 61 (42-80) | 0.155 |
| Gender | 0.469 | |||
| Male | 36 (51.4%) | 19 (55.9%) | 17 (47.2%) | |
| Female | 34 (48.6%) | 15 (44.1%) | 19 (52.8%) | |
| Location | 0.055 | |||
| Low | 33 (47.1%) | 21 (61.8%) | 12 (33.3%) | |
| Middle | 27 (38.6%) | 10 (29.4%) | 17 (47.2%) | |
| High | 10 (14.3%) | 3 (8.8%) | 7 (19.4%) | |
| Differentiation | 0.052 | |||
| Well | 2 (2.9%) | 2 (5.9%) | 0 (0.0%) | |
| Moderately | 56 (80.0%) | 29 (85.3%) | 27 (75.0%) | |
| Poorly | 12 (17.1%) | 3 (8.8%) | 9 (25.0%) | |
| T stage | < 0.001 | |||
| pT1 | 5 (7.1%) | 5 (14.7%) | 0 (0.0%) | |
| pT2 | 16 (22.9%) | 13 (38.2%) | 3 (8.3%) | |
| pT3 | 22 (31.4%) | 9 (26.5%) | 13 (36.1%) | |
| pT4 | 27 (38.6%) | 7 (20.6%) | 20 (55.6%) | |
Notes: According to the distance from the most caudal border of the rectal tumor to the anal verge on MRI: low, < 5 cm; middle, 5-10 cm; high, > 10 cm; p pathological