Characteristic | DCIS (n = 88) | IDC (n = 116) | ||
---|---|---|---|---|
No. | % | No. | % | |
Age at diagnosis (years) | ||||
≤ 50 | 46 | 52.3 | 80 | 69 |
> 50 | 42 | 47.7 | 36 | 31 |
Tumor size (cm) | ||||
≤2 | 27 | 30.7 | 35 | 30.2 |
2–5 | 58 | 65.9 | 69 | 62.3 |
>5 | 3 | 3.4 | 12 | 7.4 |
Histological grade | ||||
1 | 20 | 17.2 | ||
2 | 77 | 66.4 | ||
3 | 19 | 16.4 | ||
Nuclear grade | ||||
1 | 24 | 27.3 | ||
2 | 50 | 56.8 | ||
3 | 14 | 15.9 | ||
Lymph node status | ||||
0 | 88 | 100 | 55 | 47.4 |
1–3 | 0 | 0 | 37 | 31.9 |
4–9 | 0 | 0 | 12 | 10.3 |
≥10 | 0 | 0 | 12 | 10.3 |
ER status | ||||
Negative | 20 | 22.7 | 50 | 43.1 |
Positive | 68 | 77.3 | 66 | 56.9 |
PR status | ||||
Negative | 23 | 26.1 | 62 | 53.4 |
Positive | 65 | 73.9 | 54 | 46.6 |
Her-2 | ||||
Negative | 56 | 63.6 | 70 | 60.3 |
Positive | 32 | 36.4 | 46 | 39.7 |
ki67 | ||||
<20 | 65 | 73.9 | 20 | 17.2 |
≥20 | 23 | 26.1 | 96 | 82.8 |