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Clinicopathological parameters
| Characteristics | Patients (n = 29) | |
|---|---|---|
| n | % | |
| Gender | ||
| M | 18 | 62 |
| F | 11 | 38 |
| Tumor site | ||
| Pharynx | 15 | 51 |
| Larynx | 5 | 17 |
| Oral cavity | 9 | 32 |
| Tumor stage | ||
| T1 - T2 | 13 | 64 |
| T3 -T4 | 16 | 36 |
| Lymph node metastasis | ||
| N (O) | 7 | 24 |
| N (+) | 22 | 76 |
| Distant metastasis | ||
| M (0) | 21 | 72 |
| M (+) | 8 | 28 |
| HPV status | ||
| Positive | 11 | 38 |
| Negative | 11 | 38 |
| Unknown | 7 | 24 |
| Alcohol abuse | ||
| Yes | 5 | 17 |
| No | 24 | 83 |
| Tobacco consumption | ||
| Yes | 21 | 72 |
| No | 8 | 28 |
