Lymph node status | Positive BS | Negative BS | Questionable BS | Total |
Nx | 0 | 4 | 0 | 4 |
N0 | 5 | 25 | 2 | 32 |
N1 | 16 | 16 | 4 | 36 |
N2 | 32 | 27 | 5 | 64 |
N3 | 6 | 0 | 0 | 6 |
Total | 59 | 72 | 11 | 142 |