Table 1.
Patient characteristics
| Demographic variables | Patients (N = 28) |
Percent (%) |
|---|---|---|
| Age (years) | 52.9 ± 9.7 | - |
| Gender | ||
| Male | 26 | 92.9 |
| Female | 2 | 7.1 |
| Smoker | ||
| Never | 11 | 39.3 |
| Current or former | 17 | 60.7 |
| Alcohol abuse | ||
| No | 17 | 60.7 |
| Yes | 11 | 39.3 |
| Tumor Site | ||
| Oropharynx | 4 | 14.3 |
| Larynx | 2 | 7.1 |
| Hypopharynx | 1 | 3.6 |
| Oral Cavity | 21 | 75.0 |
| T category | ||
| T1 | 0 | 0.0 |
| T2 | 3 | 10.7 |
| T3 | 11 | 39.3 |
| T4 | 14 | 50.0 |
| N category | ||
| N0 | 7 | 25.0 |
| N1 | 4 | 14.3 |
| N2 | 15 | 53.6 |
| N3 | 2 | 7.1 |
| PD-L1 (CPS) | ||
| CPS = 0 | 5 | 17.9 |
| 0 < CPS < 1 | 3 | 10.7 |
| 1 < CPS < 19 | 13 | 46.4 |
| CPS > 20 | 7 | 25 |
| HPV (p16) | ||
| Negative | 15 | 53.6 |
| Positive | 13 | 46.4 |
| AJCC stage (The eighth edition) | ||
| III | 6 | 21.4 |
| IVA | 19 | 67.9 |
| IVB | 3 | 10.7 |
Abbreviations: AJCC, American Joint Committee on Cancer.