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| Variable | Category | Node-positive patients, n = 46 |
| Pathologic nodal classification | 1 | 24 |
| 2b | 20 | |
| 2c | 2 | |
| No. of metastatic lymph nodes | 1 | 27 |
| 2 | 8 | |
| 3 | 7 | |
| 4 | 3 | |
| 5 | 1 | |
| Level of metastatic lymph nodes | I | 5 |
| I+II | 2 | |
| II | 29 | |
| II+III | 3 | |
| II+IV | 3 | |
| III | 3 | |
| V | 1 |
