Table I.
Distribution in cervical lymph node | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
Level I | Level II | Level III | Level IV | Level V | ||||||
Stage/No. | P | N | P | N | P | N | P | N | P | N |
T1/9 | 1 | 20 | 1 | 19 | 1 | 17 | 0 | 14 | 0 | 12 |
T2/16 | 5 | 46 | 2 | 48 | 1 | 50 | 0 | 38 | 0 | 18 |
T3/6 | 4 | 34 | 6 | 18 | 2 | 20 | 0 | 24 | 0 | 5 |
T4/11 | 12 | 43 | 7 | 28 | 5 | 32 | 0 | 35 | 0 | 17 |
In total | 22 | 143 | 16 | 113 | 9 | 119 | 0 | 111 | 0 | 52 |
Metastatic rate (%) | 13.33 | 12.4 | 7.03 | 0 | 0 |
N, negative; P, positive.