Table 1 Patient characteristics
From: Ductal carcinoma in situ and sentinel lymph node metastasis in breast cancer
| Â | Â | Pure DCIS | IDC predominant invasive lesion | P-value |
|---|---|---|---|---|
Mean Age | (Range) | 51.2(29-81) | 51.9(27-86) | *NS |
Lymphatic permeation | 3(1.2%) | 12(6.8%) | 0.002 | |
Breast-conserving surgery | 147(57.6%) | 96(54.2%) | NS | |
ER | positive | 194(74.9%) | 133(76.8%) | NS |
| Â | negative | 49(19.2%) | 36(20.3%) | Â |
| Â | unknown | 15(5.9%) | 5(2.8%) | Â |
PgR | positive | 162(62.8%) | 114(65.5%) | NS |
| Â | negative | 81(31.4%) | 55(31.6%) | Â |
| Â | unknown | 15(5.8%) | 5(2.8%) | Â |
Median number of removed nodes | 2 | 2 | NS | |