Table 1.
Characteristics of study participants in the final analysis (n = 1,772).
| Variable | BD patients | Controls | ||
|---|---|---|---|---|
| n | (%) | n | (%) | |
| Sex | ||||
| Male | 349 | (51.7) | 532 | (48.5) |
| Female | 326 | (48.3) | 565 | (51.5) |
| Age | ||||
| 20–29 | 22 | (3.3) | 109 | (9.9) |
| 30–39 | 62 | (9.2) | 195 | (17.8) |
| 40–49 | 112 | (16.6) | 200 | (18.2) |
| 50–59 | 183 | (27.1) | 231 | (21.1) |
| 60–69 | 212 | (31.4) | 206 | (18.8) |
| 70–79 | 84 | (12.4) | 156 | (14.2) |
| Disease severity | ||||
| No symptoms | 89 | (13.2) | ||
| I | 283 | (41.9) | ||
| II | 131 | (19.4) | ||
| III | 31 | (4.6) | ||
| IV | 91 | (13.5) | ||
| V | 17 | (2.5) | ||
| Unknown | 33 | (4.9) | ||
| Drug treatment | ||||
| Colchicines | 217 | (33.8) | ||
| Steroids | 201 | (31.0) | ||
| Immunosuppressant | 56 | (8.4) | ||
| Other(s) | 152 | (23.3) | ||