Enrolled patients and tumor characteristics
| No. | % | |
|---|---|---|
| Total | 30 | 100 |
| Site | ||
| Oral cavity | 1 | 3.3 |
| Oropharynx | 17 | 56.7 |
| Hypopharynx-larynx | 12 | 40 |
| Stage | ||
| III | 6 | 20 |
| IVA | 20 | 66.7 |
| IVB | 4 | 13.3 |
| TNM | ||
| T1N3M0 | 1 | 3.3 |
| T1N2M0 | 1 | 3.3 |
| T2N1M0 | 3 | 10 |
| T2N2M0 | 11 | 36.7 |
| T3N0M0 | 3 | 10 |
| T3N2M0 | 3 | 10 |
| T4N0M0 | 2 | 6.7 |
| T4N1M0 | 3 | 10 |
| T4N2M0 | 2 | 6.7 |
| T4N3M0 | 1 | 3.3 |