| Characteristics | Number | Percentage (%) |
| Age |
|
|
| ˂20 | 4 | 12.50 |
| 21 à 40 | 22 | 68.75 |
| ˃40 | 6 | 18.75 |
| Sex |
|
|
| Female | 22 | 68.75 |
| Male | 10 | 31.25 |
| Occupations |
|
|
| Housewife | 11 | 34.37 |
| Civil servant | 10 | 31.25 |
| Student/Pupil | 7 | 21.88 |
| Self-employed* | 4 | 12.50 |
| Risk factors |
|
|
| Rhinitis/Rhino-sinusitis | 32 | 100 |
| Type 2 diabetes | 6 | 18.75 |
| Smoking | 3 | 9.37 |
| Nasosinus polyposis | 1 | 3.12 |
| Total | 32 | 100 |