Table 1 Patient characteristics
No. of patients | % | |
|---|---|---|
Age, years | ||
<50 | 56 | 30.4 |
≥50 | 128 | 69.6 |
Tumor size, cm | ||
≤2 | 114 | 62.0 |
>2, ≤5 | 65 | 35.3 |
>5 | 5 | |
Tumor location | ||
Upper outer | 101 | 54.9 |
Upper inner | 35 | 19.0 |
Lower outer | 26 | 14.1 |
Lower inner | 9 | 4.9 |
Central | 10 | 5.4 |
Multicentric | 3 | 1.6 |
Tumor histology | ||
Invasive ductal | 161 | 87.5 |
Invasive lobular | 8 | 4.3 |
Ductal carcinoma in situ | 10 | 5.4 |
Others | 5 | 2.7 |
Type of surgery | ||
Lumpectomy | 178 | 96.7 |
Mastectomy | 6 | 3.3 |
Estrogen receptor | ||
Positive | 150 | 81.5 |
Negative | 34 | 18.5 |
HER-2/neu | ||
Positive | 28 | 15.2 |
Negative | 156 | 84.8 |