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Patient characteristics
| No. of patients | No. of patients (%) | |
|---|---|---|
| Tumor site | ||
| Oral cavity | 429 | 28% |
| Oropharynx a | 624 | 41% |
| Hypopharynx | 170 | 11% |
| Larynx | 314 | 20% |
| Clinical stage (TNM7) | ||
| III | 393 | 26% |
| IVA | 1001 | 65% |
| IVB | 143 | 9% |
| Gender | ||
| Male | 1097 | 71% |
| Female | 440 | 29% |
| Age at diagnosis | Median 62 years (range 20‐93) | |
| Median follow‐up | 50.5 months (95% CI 47.9‐54.2) | |
377 were p16 positive (60%) and 247 (40%) were p16 negative.
