Table 1.
Clinical characteristics of the BC patients based on TCGA
| Characteristic | Low expression of NDUFAF6 | High expression of NDUFAF6 | P value |
|---|---|---|---|
| n | 541 | 542 | |
| T stage, n (%) | 0.944 | ||
| T1 | 135 (12.5%) | 142 (13.1%) | |
| T2 | 314 (29.1%) | 315 (29.2%) | |
| T3 | 72 (6.7%) | 67 (6.2%) | |
| T4 | 18 (1.7%) | 17 (1.6%) | |
| N stage, n (%) | 0.004 | ||
| N0 | 271 (25.5%) | 243 (22.8%) | |
| N1 | 186 (17.5%) | 172 (16.2%) | |
| N2 | 40 (3.8%) | 76 (7.1%) | |
| N3 | 39 (3.7%) | 37 (3.5%) | |
| M stage, n (%) | 0.130 | ||
| M0 | 448 (48.6%) | 454 (49.2%) | |
| M1 | 6 (0.7%) | 14 (1.5%) | |
| Pathologic stage, n (%) | 0.058 | ||
| Stage I | 90 (8.5%) | 91 (8.6%) | |
| Stage II | 325 (30.7%) | 294 (27.7%) | |
| Stage III | 109 (10.3%) | 133 (12.5%) | |
| Stage IV | 5 (0.5%) | 13 (1.2%) | |
| Race, n (%) | 0.043 | ||
| Asian | 22 (2.2%) | 38 (3.8%) | |
| Black or African American | 100 (10.1%) | 81 (8.1%) | |
| White | 387 (38.9%) | 366 (36.8%) | |
| Age, n (%) | 0.104 | ||
| < = 60 | 314 (29%) | 287 (26.5%) | |
| > 60 | 227 (21%) | 255 (23.5%) | |
| Histological type, n (%) | 0.001 | ||
| Infiltrating ductal carcinoma | 359 (36.7%) | 413 (42.3%) | |
| Infiltrating lobular carcinoma | 122 (12.5%) | 83 (8.5%) | |
| PR status, n (%) | < 0.001 | ||
| Negative | 205 (19.8%) | 137 (13.2%) | |
| Indeterminate | 3 (0.3%) | 1 (0.1%) | |
| Positive | 309 (29.9%) | 379 (36.7%) | |
| ER status, n (%) | < 0.001 | ||
| Negative | 162 (15.7%) | 78 (7.5%) | |
| Indeterminate | 0 (0%) | 2 (0.2%) | |
| Positive | 356 (34.4%) | 437 (42.2%) | |
| HER2 status, n (%) | 0.116 | ||
| Negative | 283 (38.9%) | 275 (37.8%) | |
| Indeterminate | 3 (0.4%) | 9 (1.2%) | |
| Positive | 71 (9.8%) | 86 (11.8%) | |
| PAM50, n (%) | < 0.001 | ||
| Normal | 34 (3.1%) | 6 (0.6%) | |
| LumA | 294 (27.1%) | 268 (24.7%) | |
| LumB | 40 (3.7%) | 164 (15.1%) | |
| Her2 | 46 (4.2%) | 36 (3.3%) | |
| Basal | 127 (11.7%) | 68 (6.3%) | |
| Menopause status, n (%) | 0.145 | ||
| Pre | 122 (12.6%) | 107 (11%) | |
| Peri | 23 (2.4%) | 17 (1.7%) | |
| Post | 331 (34.1%) | 372 (38.3%) | |
| Anatomic neoplasm subdivisions, n (%) | 0.288 | ||
| Left | 272 (25.1%) | 291 (26.9%) | |
| Right | 269 (24.8%) | 251 (23.2%) | |
| radiation_therapy, n (%) | 1.000 | ||
| No | 219 (22.2%) | 215 (21.8%) | |
| Yes | 280 (28.4%) | 273 (27.7%) | |
| Age, median (IQR) | 56 (48, 66) | 59 (49, 68) | 0.048 |