Table 1.
Patient characteristics.
| Patient characteristics (n = 55) | Absolute, no. | Relative, % |
|---|---|---|
| Sex | ||
| Female | 13 | 23.6 |
| Male | 42 | 76.4 |
| Localization | ||
| Larynx | 32 | 58.2 |
| Oropharynx | 16 | 29.1 |
| Cavity of the mouth | 6 | 10.9 |
| Hypopharynx | 1 | 1.8 |
| Primary lesion or recurrence | ||
| Primary lesion | 45 | 81.8 |
| Recurrent lesion | 10 | 18.2 |
| Histology | ||
| Squamous cell cancer | 18 | 32.7 |
| Squamous cell hyperplasia | 8 | 14.5 |
| Normal mucosa | 7 | 12.7 |
| Reinke edema | 6 | 10.9 |
| SIN III (severe dysplasia) | 3 | 5.5 |
| Chronic inflammation | 3 | 5.5 |
| Cyst | 2 | 3.6 |
| Polyp | 3 | 5.5 |
| Lymphoma | 1 | 1.8 |
| SIN II (moderate dysplasia) | 1 | 1.8 |
| Papilloma | 1 | 1.8 |
| Papillomatosis | 1 | 1.8 |
| Lymphatic tissue | 1 | 1.8 |
| Malignant tumor | ||
| No | 33 | 60.0 |
| Yes | 22 | 40.0 |
| If malignant (n = 22), grading | ||
| 2 | 11 | 50.0 |
| 3 | 7 | 31.8 |
| Not applicable | 4 | 18.2 |
| If malignant (n = 22), T classification | ||
| T1 | 1 | 4.5 |
| T2 | 8 | 36.4 |
| T3 | 8 | 36.4 |
| T4 | 1 | 4.5 |
| Not applicable | 4 | 18.2 |
| Mean ± SD | Median, range | |
| Age, y | 59 ± 14 | 60, 22–80 |
Abbreviation: SIN, squamous intraepithelial neoplasia.