Table 1.
Description of the 202 patients included in the analysis.
| Parameter | N | % |
|---|---|---|
| Age at diagnosis (mean, sd) | 63.0 | 11.4 |
| Gender | ||
| Male | 152 | 75.2 |
| Female | 50 | 24.8 |
| Missing | 0 | — |
| Tumor stage | ||
| Early | 72 | 35.6 |
| Advanced | 130 | 64.4 |
| Missing | 0 | — |
| Tumor subsite | ||
| Oral cavity | 54 | 26.7 |
| Oropharynx | 31 | 15.3 |
| Hypopharynx | 10 | 5.0 |
| Larynx | 105 | 52.0 |
| Other | 2 | 1.0 |
| Missing | 0 | — |
| Treatment type | ||
| Surgery | 62 | 30.7 |
| Chemo or radio | 61 | 30.2 |
| Surgery and radio or chemo | 78 | 38.6 |
| Missing | 1 | 0.5 |
| Smoking status | ||
| Never smoker | 32 | 15.8 |
| Former smoker | 124 | 61.4 |
| Current smoker | 38 | 18.8 |
| Missing | 8 | 4.0 |
| Alcohol drinking status | ||
| Never drinker | 47 | 23.3 |
| Former drinker | 12 | 5.9 |
| Current drinker | 136 | 67.3 |
| Missing | 7 | 3.5 |