Characteristics | n | %/range |
---|---|---|
Median age | 81.4 | [62 – 93] |
APBI category | Â | Â |
 Suitable | 43 | 61.4 |
 Cautionary | 13 | 18.6 |
 Non suitable | 14 | 20 |
Histological subtype | Â | Â |
 IDC | 61 | 87.1 |
 ILC | 3 | 4.3 |
 OIC | 1 | 1.4 |
 DCIS | 5 | 7.1 |
Median tumor size (mm) | Â | Â |
 | 11 | [1.3 – 35] |
pN category | Â | Â |
 pNx | 4 | 5.7 |
 pN0 | 58 | 82.9 |
 pN1 | 7 | 10.1 |
 pN2 | 1 | 1.4 |
Histological grading | Â | Â |
 1 | 24 | 34.3 |
 2 | 28 | 40 |
 3 | 16 | 22.9 |
 unknown | 2 | 2.8 |
Hormonal status | Â | Â |
 ER+/PR+ | 43 | 61.4 |
 ER+/PR- | 14 | 20 |
 ER-/PR+ | 2 | 2.9 |
 ER-/PR- | 6 | 8.6 |
 unknown | 5 | 7.1 |
Her2 status | Â | Â |
 negative | 55 | 78.6 |
 + | 1 | 1.4 |
 ++ | 3 | 4.3 |
 +++ | 6 | 8.6 |
 unknown | 5 | 7.1 |
LVI | Â | Â |
 yes | 3 | 4.3 |
 no | 19 | 27.1 |
 unknown | 48 | 68.6 |
PNI | Â | Â |
 yes | 1 | 1.4 |
 no | 14 | 20 |
 unknown | 55 | 78.6 |
Median Ki67 (%) | Â | Â |
 12.5 | [5 – 40] |  |
EIDC | Â | Â |
 yes | 5 | 7.1 |
 no | 61 | 87.2 |
 unknown | 4 | 5.7 |
Clear margins | Â | Â |
 | 70 | 100 |
Systemic therapy | Â | Â |
 HT |  |  |
  yes | 56 | 80 |
  no | 14 | 20 |
 CT |  |  |
  yes | 3 | 4.3 |
  no | 67 | 95.7 |