Table 3 Location of dissected nodes and positive neck nodes per level.
| Location | Malignant nodes(n=43) | Benign nodes(n=44) | ||
| Numberof metastatic nodal levels | Numberof dissected nodal levels | Numberof metastatic nodal levels | Numberof dissected nodal levels | |
| I | 1(2%) | 7(16%) | ||
| II | 11(26%) | 2 | 30(68%) | 8 |
| III | 13(30%) | 5 | 2(5%) | 1 |
| IV | 7(16%) | 4 | 2(5%) | 1 |
| V | 8(19%) | 2 | 2(5%) | 1 |
| VI | 3(7%) | 1 | ||
| VII | 1(2%) | 1 |