Table 3.
Clinical parameters of TNBC with basal-like breast cancer (BLBC) or non-BLBC phenotype
| Parameter | Information available* | Non-BLBC (n = 107, 27.2%) |
BLBC (n = 287, 72.8%) |
Total (n = 394) | P-value | |
|---|---|---|---|---|---|---|
| lymph node status | n = 308 | LNN | 50 (64.9%) | 190 (82.3%) | 240 | |
| N1 | 27 (35.1%) | 41 (17.7%) | 68 | 0.002 | ||
| Age 50 yrs | n = 309 | ≤ 50 yr | 27 (34.6%) | 124 (53.7%) | 151 | |
| > 50 yr | 51 (65.4%) | 107 (46.3%) | 158 | 0.004 | ||
| Tumor size | n = 309 | ≤ 2 cm | 16 (20.5%) | 69 (29.9%) | 85 | |
| > 2 cm | 62 (79.5%) | 162 (70.1%) | 224 | 0.14 | ||
| Histological grade | n = 309 | G3 | 45 (57.0%) | 182 (79.1%) | 227 | |
| G1&2 | 34 (43.0%) | 48 (20.9%) | 82 | < 0.001 |
* Number of cases with available information on the specific parameter in the finding cohort-A