Table 1 Clinicopathologic characteristics of triple-negative breast cancer (TNBC)
Characteristics | n (%) |
|---|---|
Age (years) | |
< 60 | 196 (86.3%) |
≥ 60 | 31 (13.7%) |
Tumor size (cm) | |
≤ 2 | 82 (36.1%) |
> 2 | 145 (63.9%) |
Nuclear score | |
Score 1 | 0 (0%) |
Score 2 | 45 (19.8%) |
Score 3 | 182 (80.2%) |
Histologic grade | |
Grade 1 | 0 (0%) |
Grade 2 | 40 (17.6%) |
Grade 3 | 187 (82.4%) |
Ductal carcinoma in situ | |
Absent | 96 (57.7%) |
Present | 131 (42.3%) |
Lymphovascular invasion | |
Absent | 92 (40.5%) |
Present | 135 (59.5%) |
Lymph node metastasis | |
Absent | 154 (67.8%) |
Present | 73 (32.2%) |
Anatomic stage | |
Stage I | 61 (26.9%) |
Stage II | 128 (56.4%) |
Stage III | 38 (16.7%) |
Prognostic stage | |
Stage I | 0 (0%) |
Stage II | 62 (27.3%) |
Stage III | 165 (72.7%) |