1.
Numbers of NSLN and non-NSLN metastases detected or tumor involved
| Characteristics | Number of lymph nodes |
| Detected SLN | |
| Median | 3 |
| Range | 1–11 |
| Positive SLN | |
| Median | 1 |
| Range | 1–7 |
| Positive NSLN | |
| Median | 2 |
| Range | 1–14 |
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