Research Article
Polymorphisms in Survivin (BIRC5 Gene) Are Associated with Age of Onset in Breast Cancer Patients
Table 1
Patient clinicopathological characteristics.
| Characteristic | No. of patients (%) |
| Age at diagnosis (years) | |
| < 40 | 1 (3.8) | 40-50 | 9 (34.6) | 50-60 | 8 (30.8) | > 60 | 8 (30.8) |
| Years since operation | |
| 5 | 8 (30.8) | 10 | 15 (57.7) | 15 | 3 (11.5) |
| Histological grade | |
| 1 | 4 (14.8) | 2 | 12 (44.4) | 3 | 10 (37.0) | N.A | 1 (3.7) |
| Tumour size | |
| 1 (≤ 2 cm) | 20 (74.1) | 2 (> 2 ≤ 5 cm) | 6 (22.2) | 3 (> 5 cm) | 1 (3.7) |
| Oestrogen receptor status | |
| Positive | 21 (77.8) | Negative | 6 (22.2) |
| Progesterone receptor status | |
| Positive | 16 (59.3) | Negative | 11 (40.7 |
| Her2 status | |
| Positive | 2 (7.4) | Negative | 22 (81.5) | N.A. | 3 (11.1) |
| Lymph node status | |
| Positive | 11 (40.7) | Negative | 16 (59.3) |
| Pathologic Characteristics | |
| Invasive ductal carcinoma | 22 (81.5) | Medullary carcinoma | 2 (7.4) | Invasive lobular carcinoma | 1 (3.7) | Mixed invasive ductal/lobular carcinoma | 1 (3.7) | Papillary carcinoma | 1 (3.7) |
| Ki67 status | |
| Positive | 12 (44.4) | Negative | 12 (44.4) | N.A. | 3 (11.1) |
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Patient data not available. |