Table 3 Clinical features of breast cancer patients in TCGA database
Feature | Type | Total | Test | Train | Pvalue |
|---|---|---|---|---|---|
Age |  <  = 65 | 701 (72.72%) | 339 (70.33%) | 362 (75.1%) | 0.1116 |
Age |  > 65 | 263 (27.28%) | 143 (29.67%) | 120 (24.9%) |  |
Gender | FEMALE | 964 (100%) | 482 (100%) | 482 (100%) | 1 |
Stage | Stage I | 167 (17.32%) | 88 (18.26%) | 79 (16.39%) | 0.8233 |
Stage | Stage II | 541 (56.12%) | 265 (54.98%) | 276 (57.26%) | Â |
Stage | Stage III | 215 (22.3%) | 107 (22.2%) | 108 (22.41%) | Â |
Stage | Stage IV | 18 (1.87%) | 8 (1.66%) | 10 (2.07%) | Â |
Stage | unknow | 23 (2.39%) | 14 (2.9%) | 9 (1.87%) | Â |
T | T1 | 262 (27.18%) | 137 (28.42%) | 125 (25.93%) | 0.3644 |
T | T2 | 545 (56.54%) | 271 (56.22%) | 274 (56.85%) | Â |
T | T3 | 121 (12.55%) | 53 (11%) | 68 (14.11%) | Â |
T | T4 | 33 (3.42%) | 19 (3.94%) | 14 (2.9%) | Â |
T | unknow | 3 (0.31%) | 2 (0.41%) | 1 (0.21%) | Â |
M | M0 | 799 (82.88%) | 395 (81.95%) | 404 (83.82%) | 0.5436 |
M | M1 | 20 (2.07%) | 8 (1.66%) | 12 (2.49%) | Â |
M | unknow | 145 (15.04%) | 79 (16.39%) | 66 (13.69%) | Â |
N | N0 | 442 (45.85%) | 233 (48.34%) | 209 (43.36%) | 0.2108 |
N | N1 | 329 (34.13%) | 152 (31.54%) | 177 (36.72%) | Â |
N | N2 | 106 (11%) | 57 (11.83%) | 49 (10.17%) | Â |
N | N3 | 69 (7.16%) | 31 (6.43%) | 38 (7.88%) | Â |
N | unknow | 18 (1.87%) | 9 (1.87%) | 9 (1.87%) | Â |