Table I.
Enrolled patient data.
| Patient information | Findings |
|---|---|
| Demographic data | |
| Age, years (range) | 54.5±11.8 (37–71) |
| Gender (male:female) | 2.18:1 |
| Smoking history (%) | |
| Current | 17 (48.6) |
| Ex-smoker | 8 (22.8) |
| Non-smoker | 10 (28.6) |
| Occupational exposure frequency | 13 (37.1) |
| Presenting symptoms (%) | |
| Cervical lymphadenopathy | 23 (65.7) |
| Recurrent epistaxis | 16 (45.7) |
| Secretory otitis media | 10 (28.6) |
| Headache | 9 (25.7) |
| Otalgia | 7 (20) |
| Frequency of symptoms (1:2:3:4:5) | 17:9:7:1:1 |
| Mean number (range) | 1.86±1 (1–5) |
| Clinical stage (Stage II:III:IV) | 13:13:9 |
| Pathological gradinga (Type 1:2:3) | 15:12:8 |
a
According to the World Health Organization. The data are presented as the mean ± standard deviation.