Demographic characteristics and extraocular symptoms of the study population
| No (%) | |
|---|---|
| No of patients | 45 |
| Sex ratio (F/M) | 0.66 |
| Age (y) (median (range) | 32.3 (8–58) |
| Ethnic origin | |
| Caucasian | 24 (53.4) |
| North African | 13 (28.9) |
| Hispanic | 7 (15.5) |
| Black | 1 (2.2) |
| Oral aphthosis | 29 (64.4) |
| Bipolar aphthosis | 15 (33.3) |
| CNS involvement | 9 (20) |
| Dermatological lesions | 16 (35.5) |
| Arthritis | 18 (40) |