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Pathological properties.
| Characteristics | CPSP Patients (n=21) |
|---|---|
| Circumferential resection margin positive (n) | 0 |
| Completeness of mesorectum (n) | 21 (100%) |
| Distal resection margin length (cm) | 1.1 ± 0.6 |
| Tumor differentiation (n) | |
| Well | 5 (23.8%) |
| Moderate | 12 (57.1%) |
| Poor | 4 (19.0%) |
| Pathological T category (n) | |
| T1-2 | 13 (61.9%) |
| T3-4 | 8 (38.1%) |
| Pathological N category (n) | |
| N0 | 18 (85.7%) |
| N+ | 3 (14.3%) |
