Table 1.
Clinicopathologic parameters of 160 TNBC patients
| Variables | Number (100%) |
|---|---|
| Age (years) | |
| ≤35 | 23 (14.4) |
| >35 | 137 (85.6) |
| T stage | |
| pT1 | 38 (23.8) |
| pT2 | 93 (58.1) |
| pT3 | 25 (15.6) |
| pT4 | 4 (2.5) |
| Pathology | |
| Invasive ductal carcinoma | 121 (75.6) |
| Invasive lobular carcinoma | 39 (24.4) |
| Tumor differentiation | |
| G1 | 12 (7.5) |
| G2 | 93 (58.1) |
| G3 | 53 (33.1) |
| Unknown | 2 (1.3) |
| Ki-67 | |
| ≤30% | 86 (53.8) |
| >30% | 74 (46.2) |
| Chemotherapy | |
| Adjuvant | 128 (80.0) |
| Neoadjuvant | 32 (20.0) |
| Adjuvant radiotherapy | |
| Yes | 103 (64.4) |
| No | 57 (35.6) |
| Type of surgery | |
| Breast-conserving surgery | 31 (19.4) |
| Radical mastectomy | 129 (80.6) |
| N stage | |
| pN0 | 71 (44.4) |
| pN1 | 51 (31.9) |
| pN2 | 23 (14.4) |
| pN3 | 15 (9.4) |
| AJCC stage | |
| I | 26 (16.3) |
| II | 85 (53.1) |
| III | 49 (30.6) |
| SII | |
| ≤557 | 80 (50.0) |
| >557 | 80 (50.0) |
Abbreviations: TNBC, triple-negative breast cancer; AJCC, American Joint Committee on Cancer; SII, systemic immune-inflammation index.