Table 1.
Demographics of the patients in the study
| Clinical features | No. (%) of patients. N = 14 |
|---|---|
| Age (y) | |
| ≤50 | 5 (35.7) |
| >50 | 9 (64.2) |
| BMI (kg/m2) | |
| <18.5 | 2 (14.3) |
| 18.5‐24.9 | 9 (64.3) |
| 25‐29.9 | 2 (14.3) |
| >/=30 | 1 (7.1) |
| Sonographic features | |
| Breast tumor size (mm)a | |
| ≤20 | 2 (14.2) |
| >20 to ≤50 | 6 (42.9) |
| >50 | 6 (42.9) |
| No. of abnormal lymph nodes on ultrasound | |
| 1 | 7 (50) |
| 2 | 3 (21.4) |
| 3 | 4 (28.6) |
| Pathological features | |
| Breast tumor histology | |
| Ductal | 13 (92.9) |
| Lobular | 1 (7.1) |
| Grade | |
| I | 0 (0) |
| II | 6 (42.9) |
| III | 8 (57.1) |
| Estrogen receptor (ER) | |
| Positive | 10b (71.4) |
| Negative | 4 (28.6) |
| Progesterone receptor (PR) | |
| Positive | 7b(50) |
| Negative | 7 (50) |
| Human epidermal growth factor receptor 2 (HER2) | |
| Positive | 7 (50) |
| Negative | 7 (50) |
| ypT | |
| ypTpcr | 1 (7.1) |
| ypTis | 3(21.4) |
| ypT1 | 5 (35.7) |
| ypT2 | 2 (14.3) |
| ypT3 | 2 (14.3) |
| ypT4 | 1 (7.1) |
| ypN | |
| ypN0 | 5 (35.7) |
| ypN1 | 4 (28.6) |
| ypN2 | 5 (35.7) |
| ypN3 | 0 (0) |
a
If multifocal/centric disease was present sonographically, the breast size measurement will be based on the largest size of all lesions.
b
2 were weakly positive.