TNM system | Number of patients | |
Tumour size (T) | T1 | 7 |
T2 | 30 | |
T3 | 11 | |
T4 | 34 | |
Nodal involvement (N) | N0 | 32 |
N1 | 11 | |
N2a | 3 | |
N2b | 11 | |
N2c | 21 | |
N3 | 4 | |
Distant metastasis (M) | M0 | 80 |
M1 | 2 |