Table 1.
Summary of patient and tumor characteristics
| Feature | Frequency, n (%) |
|---|---|
| Age (year; mean, max, min, n = 347) | 75 (47–97) |
| Gender (n = 347) | |
| Male | 161 (46.4) |
| Female | 186 (53.6) |
| pT (n = 347) | |
| pT1 | 23 (6.6) |
| pT2 | 39 (11.2) |
| pT3 | 206 (59.4) |
| pT4 | 79 (22.8) |
|
pN (n = 347) pN0 pN1 pN2 |
198 (57.1) |
| 82 (23.6) | |
| 67 (19.3) | |
| M (n = 347) | |
| M0 | 292 (84.1) |
| M1 | 55 (15.9) |
|
TNM stage (n = 347) I II III IV |
|
|
51 (14.7) 140 (40.3) 97 (28.0) | |
| 59 (17.0) | |
|
Tumor location (right/left, n = 347) |
|
| Right | 238 (68.6) |
| Left | 109 (31.4) |
| Grading (WHO 2019, n = 347) | |
| Low grade | 277 (79.8) |
| High grade | 70 (20.2) |
| Venous invasion (n = 347) | |
| V0 | 274 (79.0) |
| V1 | 73 (21.0) |
| Lymphatic invasion (n = 347) | |
| L0 | 211 (60.8) |
| L1 | 136 (39.2) |
| Mucinous (y/n; n = 347) | |
| y | 24 (6.9) |
| n (NOS) | 323 (93.1) |
| MMR status (n = 312) | |
| MMR proficient | 239 (76.6) |
| MMR deficient | 73 (23.2) |
| KRAS (n = 93) | |
| Wild type | 49 (52.7) |
| Mutated | 44 (47.3) |
TNM tumor node metastasis, WHO World Health Organization, NOS not otherwise specified, MMR mismatch repair, KRAS Kirsten rat sarcoma