| n = 67 (%) | |
| Duration of gout (years, mean (SD)) | 7.6 (6.3) |
| Postsurgical period of gout attack (days, mean (SD)) | 4.2 (3.1) |
| Involved joints at attack: | |
| Lower extremity involvement | 65 (97.0) |
| First metatarsophalangeal joint | 42 (62.7) |
| Ankle | 21 (31.3) |
| Knee | 15 (22.4) |
| Others | 14 (20.9) |
| Upper extremity involvement | 9 (13.4) |
| Wrist | 7 (10.4) |
| Elbow | 1 (1.5) |
| Others | 1 (1.5) |
| No. of involved joints at attack | |
| 1 | 33 (49.3) |
| 2 | 22 (32.8) |
| 3 | 8 (11.9) |
| 4 | 2 (3.0) |
| 5 | 2 (3.0) |
| Attack at previously untargeted joints | 24 (35.8) |
| Lower extremity involvement | 20 (29.9) |
| First metatarsophalangeal joint | 4 (6.0) |
| Ankle | 7 (10.4) |
| Knee | 7 (10.4) |
| Others | 8 (11.9) |
| Upper extremity involvement | 4 (6.0) |
| Wrist | 2 (3.0) |
| Elbow | 1 (1.5) |
| Others | 1 (1.5) |
*Mean (SD), 1.8 (1.0).