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| N (%) | ||
| Sex | Female | 7 (33) |
| Male | 14 (67) | |
| Age | 50–60 years | 2 (10) |
| 60–70 years | 9 (43) | |
| 70–80 years | 7 (33) | |
| >80 years | 3 (14) | |
| Site of primary tumor | Colon | 15 (71) |
| Rectum | 6 (29) | |
| Tumor differentiation | Grade 1 | 3 (14) |
| Grade 2 | 17 (81) | |
| Grade 3 | 1 (5) | |
| TNM stage | T2N0M0 | 3 (14) |
| T3N0M0 | 10 (48) | |
| T3N1M0 | 1 (5) | |
| T3N1M1 | 1 (5) | |
| T3N2M0 | 2 (10) | |
| T3N2M1 | 1 (5) | |
| T4N0M0 | 1 (5) | |
| T4N1M0 | 1 (5) | |
| T4N2M0 | 1 (5) |
