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Clinical features of CRC patients
| Characteristics | n (Frequency) |
|---|---|
| Gender | |
| Male | 20 |
| Female | 22 |
| Age (years) | |
| Average | 65 Range: 54–84 |
| Differentiation | |
| Rectal malignancy | 25 |
| Sigmoid colon cancer | 9 |
| Ascending colon malignancy | 6 |
| Transverse colon malignancy | 1 |
| Malignant tumors of the descending colon | 1 |
| AJCC stage | |
| I | 6 |
| II | 18 |
| IIA | 5 |
| III | 9 |
| IIIB | 1 |
| IIIC | 3 |
| Regional lymph node metastasis | |
| N0 | 29 |
| N1 | 9 |
| N2 | 4 |
