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Patients’ characteristics
| Characteristic | N | % |
|---|---|---|
| Age | ||
| <50 | 24 | 24 % |
| 50-59 | 23 | 23 % |
| >60 | 53 | 53 % |
| Histology | ||
| DCI | 75 | 75 % |
| LCI | 15 | 15 % |
| Others | 10 | 10 % |
| Pathological tumor stage | ||
| pTis | 2 | 2 % |
| pT1 | 51 | 51 % |
| pT2 | 38 | 38 % |
| pT3 | 2 | 2 % |
| pT4 | 2 | 2 % |
| Not evaluable | 5 | 5 % |
| Pathological nodal stage | ||
| pN0 | 9 | 9 % |
| pN1 | 25 | 25 % |
| pN2 | 43 | 43 % |
| pN3 | 23 | 23 % |
| Grading | ||
| G1 | 4 | 4 % |
| G2 | 54 | 54 % |
| G3 | 38 | 38 % |
| Not evaluable | 4 | 4 % |
| Ki67 | ||
| ≤14 % | 27 | 27 % |
| >14 % | 71 | 71 % |
| Not evaluated | 2 | 2 % |
DCI ductal carcinoma invasive, LCI lobular carcinoma invasive
