Basic clinicopathological molecular characteristics of 240 colorectal cancer patients
| Variable | No. of patients (%) |
|---|---|
| Sex | |
| Male | 146 (60.8%) |
| Female | 94 (39.2%) |
| Age | |
| < 75 | 206 (85.8%) |
| ≥ 75 | 34 (14.2%) |
| Location | |
| Right | 66 (27.5%) |
| Left | 174 (72.5%) |
| Pathological differentiation | |
| Poor | 77 (32.1%) |
| Moderate | 159 (66.3%) |
| Well | 4 (1.7%) |
| T stage | |
| T2 | 11 (4.6%) |
| T3 | 143 (59.6%) |
| T4 | 74 (30.8%) |
| NA | 12 (5.0%) |
| N stage | |
| N0 | 73 (30.4%) |
| N1 | 71 (29.6%) |
| N2 | 70 (29.2%) |
| NA | 26 (10.8%) |
| M stage | |
| M0 | 49 (20.6%) |
| M1 | 191 (79.6%) |
| Stage | |
| I | 0 (0.0%) |
| II | 14 (5.8%) |
| III | 32 (13.3%) |
| IV | 191 (79.6) |
| MS | |
| MSS | 158 (65.8%) |
| MSI | 6 (2.5%) |
| NA | 76 (31.7%) |
| KRAS | |
| Wild-type | 48 (20.0%) |
| Mutation-type | 33 (13.7%) |
| NA | 159 (66.3%) |
| NRAS | |
| Wild-type | 46 (19.2%) |
| Mutation-type | 1 (0.4%) |
| NA | 193 (80.4%) |
| HRAS | |
| Wild-type | 46 (19.2%) |
| Mutation-type | 0 (0.0%) |
| NA | 194 (80.8%) |
| BRAF | |
| Wild-type | 59 (24.6%) |
| Mutation-type | 1 (0.4%) |
| NA | 180 (75.0%) |
NA not applicable