Table 2.
Clinicopathological features of BC patients
| Variables of BC (n. = 135) | n. | (%) | |
|---|---|---|---|
| Age at diagnosis (mean years) | 52.15 | ||
| ≤ 40 | 22 | 16.30 | |
| > 40 | 113 | 83.70 | |
| Family BC | |||
| Sporadic | 76 | 56.30 | |
| Familial | 59 | 43.70 | |
| Laterality | |||
| Bilateral | 11 | 8.15 | |
| Unilateral | 124 | 91.85 | |
| Menopausal status (at diagnosis) | |||
| premenopausal | 72 | 53.33 | |
| postmenopausal | 63 | 46.66 | |
| Histologic type | |||
| IDC | 115 | 85.18 | |
| ILC | 10 | 7.40 | |
| D or L in situ | 7 | 5.18 | |
| Other | 3 | 2.22 | |
| Histologic grade | |||
| G1 | 12 | 8.89 | |
| G2 | 79 | 58.52 | |
| G3 | 43 | 31.85 | |
| missing | 1 | 0.74 | |
| Hormonal receptor | |||
| ER | pos | 98 | 72.59 |
| neg | 37 | 27.41 | |
| PgR | pos | 91 | 67.40 |
| Neg | 44 | 32.60 | |
| Her-2 | |||
| pos | 42 | 31.11 | |
| neg | 88 | 65.18 | |
| missing | 5 | 3.70 | |
| Ki67 | |||
| ≤ 30% | 103 | 76.30 | |
| > 30% | 31 | 22.96 | |
| missing | 1 | 0.74 | |
| Tumor size (T) | |||
| T0-Tis | 7 | 5.18 | |
| T1-T2 | 96 | 71.11 | |
| T3-T4 | 32 | 23.70 | |
| Lymph nodes grade (N) | |||
| N0 | 59 | 43.70 | |
| N1 | 40 | 29.62 | |
| N2 | 19 | 14.08 | |
| N3 | 7 | 5.18 | |
| Nx | 10 | 7.41 | |
| Distant Metastasis | |||
| M0 | 111 | 82.22 | |
| M1 | 22 | 16.30 | |
| missing | 2 | 1.48 | |
| Clinical stages | |||
| 0 | 12 | 8.88 | |
| I | 43 | 31.85 | |
| II | 34 | 25.18 | |
| III | 19 | 14.10 | |
| IV | 21 | 15.55 | |
| missing | 6 | 4.44 | |
| Luminal A | 57 | 42.22 | |
| Luminal B-like Her-2 neg | 21 | 15.55 | |
| Luminal B-like Her-2 pos | 21 | 15.55 | |
| Her-2 overexpressing | 21 | 15.55 | |
| Triple negative | 15 | 11.11 | |