原发肿瘤部位(%) |
|
|
|
|
|
|
右半结肠 | 315 (30.7) | 43 (51.2) |
| 56 (53.3) | 29 (52.7) |
|
左半结肠 | 712 (69.3) | 41 (48.8) | <0.001* | 49 (46.7) | 26 (47.3) | 0.942 |
KRAS突变(%) |
|
|
|
|
|
|
野生型 | 587 (56.4) | 47 (55.3) |
| 59 (56.2) | 29 (52.7) |
|
突变型 | 454 (43.6) | 38 (44.7) | 0.845 | 46 (43.8) | 26 (47.3) | 0.676 |
NRAS突变(%) |
|
|
|
|
|
|
野生型 | 1000 (96.1) | 82 (96.5) |
| 103 (98.1) | 52 (94.5) |
|
突变型 | 41 (3.9) | 3 (3.5) | 1.000 | 2 (1.9) | 3 (5.5) | 0.340 |
BRAF突变(%) |
|
|
|
|
|
|
野生型 | 932 (89.5) | 62 (72.9) |
| 76 (72.4) | 39 (70.9) |
|
突变型 | 109 (10.5) | 23 (27.1) | <0.001* | 29 (27.6) | 16 (29.1) | 0.844 |