Table 1.
Clinical characteristics of CC patients involved in the study.
| Total N = 304 |
Testing set n = 152 |
Training set n = 152 |
P-value | ||
|---|---|---|---|---|---|
| Age | ≤ 65 | 269 (88.49%) | 135 (88.82%) | 134 (88.16%) | 1 |
| Age | > 65 | 35 (11.51%) | 17 (11.18%) | 18 (11.84%) | |
| Grade | G1 | 18 (5.92%) | 7 (4.61%) | 11 (7.24%) | 0.5572 |
| Grade | G2 | 135 (44.41%) | 70 (46.05%) | 65 (42.76%) | |
| Grade | G3 | 118 (38.82%) | 59 (38.82%) | 59 (38.82%) | |
| Grade | G4 | 1 (0.33%) | 0 (0%) | 1 (0.66%) | |
| Grade | Unknow | 32 (10.53%) | 16 (10.53%) | 16 (10.53%) | |
| Stage | Stage I | 162 (53.29%) | 74 (48.68%) | 88 (57.89%) | 0.3226 |
| Stage | Stage II | 69 (22.7%) | 33 (21.71%) | 36 (23.68%) | |
| Stage | Stage III | 45 (14.8%) | 27 (17.76%) | 18 (11.84%) | |
| Stage | Stage IV | 21 (6.91%) | 12 (7.89%) | 9 (5.92%) | |
| Stage | Unknow | 7 (2.3%) | 6(3.95%) | 1 (0.66%) | |
| T | T1 | 140 (46.05%) | 68 (44.74%) | 72 (47.37%) | 0.3438 |
| T | T2 | 71 (23.36%) | 35 (23.03%) | 36 (23.68%) | |
| T | T3 | 20 (6.58%) | 7 (4.61%) | 13 (8.55%) | |
| T | T4 | 10 (3.29%) | 7 (4.61%) | 3 (1.97%) | |
| T | Unknow | 63 (20.72%) | 35 (23.03%) | 28 (18.42%) | |
| M | M0 | 116 (38.16%) | 59 (38.82%) | 57 (37.5%) | 0.8219 |
| M | M1 | 10 (3.29%) | 6 (3.95%) | 4 (2.63%) | |
| M | Unknow | 178 (58.55%) | 87 (57.24%) | 91 (59.87%) | |
| N | N0 | 133 (43.75%) | 67 (44.08%) | 66 (43.42%) | 0.5919 |
| N | N1 | 60 (19.74%) | 27 (17.76%) | 33 (21.71%) | |
| N | Unknow | 111 (36.51%) | 58 (38.16%) | 53 (34.87%) |