Table 1.
Baseline characteristics
| N = 240 | |
|---|---|
| Age (years) | |
| < 65 | 179 (74.6) |
| ≥ 65 | 61 (25.4) |
| Sex, no. (%) | |
| Male | 157 (65.4) |
| Female | 83 (34.6) |
| Histological grade (%) | |
| Mod/well differentiated | 156 (65.0) |
| Poorly differentiated | 57 (23.8) |
| Other or missing | 27 (11.3) |
| Primary site (%) | |
| Colon | 191 (79.6) |
| Rectum | 45 (18.8) |
| Others | 4 (1.7) |
| T-stage (depth of invasion) (%) | |
| T1–3 | 144 (60.0) |
| T4 | 93 (38.8) |
| Tx | 3 (1.3) |
| N-stage (lymphatic invasion) (%) | |
| N0 | 58 (24.2) |
| N+ | 179 (74.6) |
| Nx | 3 (1.3) |
| MMR status (%) | |
| dMMR | 12 (5.0) |
| pMMR | 228 (95.0) |
| Metastasectomy (%) | |
| + | 46 (19.2) |
| − | 194 (80.8) |
| No. of metastatic organs (%) | |
| Single | 153 (63.8) |
| Multiple | 87 (36.3) |
| Adjuvant chemotherapy (%) | |
| Negative | 55 (22.9) |
| Positive | 185 (77.1) |
| Metastatic sites (%) | |
| Liver | 148 (61.7) |
| Extrahepatic disease | 92 (38.3) |
MMP mismatch repair, dMMR mismatch repair-deficient, pMMR mismatch repair-proficient