| Variable | Number | % |
| Age (years) <50 ≥50 Median Range |
35 28 47 25 - 69 |
55.6 44.4
|
| Menopausal status Premenopausal Postmenopausal |
48 15 |
76.2 23.8 |
| Laterality Left Right |
34 29 |
54.0 46.0 |
| Site Upper outer Upper inner Lower outer Lower inner Central |
32 9 12 8 2 |
50.8 14.3 19.0 12.7 3.2 |
| T Stage pT1 pT2 |
17 46 |
27.0 73.0 |
| Nodal stage pN1 pN2 pN3 |
34 25 4 |
54.0 39.7 6.4 |
| Histology Ductal Lobular |
58 5 |
92.1 7.9 |
| Grade Well Moderate Poor |
12 50 1 |
19 79.4 1.6 |
| ECE No Yes |
54 9 |
85.7 14.3 |
| LVI No Yes |
50 13 |
79.4 20.6 |
| Hormone receptor Positive Negative Unknown |
34 20 9 |
54.0 31.7 14.0 |
| HER2 status Negative Positive Unknown |
43 11 9 |
68.3 17.5 14.3 |
| Hormonal therapy Tamoxifen Aromatase Inhibitors No |
10 33 20 |
15.9 52.4 31.7 |