Fig. 1
Fig. 2
The number of tumor specimens (n) classified according to TNM classification and AJCC staging_
| TNM classification | |||||||||
| T1 | T2 | T3 | N0 | T4 | N1 | N3 | N2 | M0 | |
| n | 7 | 3 | 18 | 4 | 11 | 5 | 7 | 9 | 32 |
| AJCC staging | |||||||||
| stage I (localized cancer) | stage II (locally advanced cancer, early stages) | stage III (locally advanced cancer, late stages) | |||||||
| n | 8 | 9 | 15 | ||||||