Table 1.
Clinicopathological characteristics of colorectal cancer (CRC) patients in this study.
| Characteristics | No. (%) | |
|---|---|---|
| Training cohort (n = 530) | Validation cohort (n = 405) | |
| Age | ||
| <65 | 207 (39.06) | 176 (43.45) |
| ≥65 | 323 (60.94) | 229 (56.55) |
| Gender | ||
| Female | 240 (45.28) | 188 (46.42) |
| Male | 290 (54.72) | 217 (53.58) |
| AJCC stage | ||
| I–II | 278(52.45) | 212(52.35) |
| III–IV | 252(47.55) | 193(47.65) |
| T stage | ||
| T0–T2 | 55 (10.38) | 83 (20.49) |
| T3–T4 | 475 (89.62) | 322 (79.51) |
| N stage | ||
| N0 | 290 (54.72) | 222 (54.81) |
| N+ | 240 (45.28) | 183 (45.19) |
| M stage | ||
| M0 | 470 (88.68) | 338 (83.46) |
| M1 | 60 (11.32) | 67 (16.54) |
| Event | ||
| Alive | 357 (67.36) | 350 (84.42) |
| Dead | 173 (32.64) | 55 (13.58) |
AJCC = American Joint Committee on Cancer.