Number of individual surgeries and mean disease duration at which the surgery was performed
| Type of surgery | Number of patients with PsA n (%) | Mean disease duration at the time of surgery (years) |
|---|---|---|
| Joint sacrificing surgeries | ||
| Ankle prosthesis | 2 (0.71%) | – |
| Arthrodesis | 14 (5.00%) | 4.53 |
| Hip prosthesis | 19 (6.79%) | 5.53 |
| Knee prosthesis | 16 (5.71%) | 7.73 |
| Shoulder prosthesis | 2 (0.71%) | 7.66 |
| Spine prosthesis/disc | 1 (0.36%) | – |
| Non-joint sacrificing surgeries | ||
| Arthroscopic synovectomy | 22 (7.86%) | 6.68 |
| CTS | 19 (6.79%) | −1.61 |
| Diagnostic arthroscopy | 65 (23.21%) | 3.45 |
| Discectomy | 13 (4.64%) | −3.41 |
| Meniscus operation/arthroscopy | 43 (15.36%) | −7.5 |
| Others | 64 (22.86%) | 2.49 |
| Total number of surgeries | 280 | |
A negative value indicates surgeries performed before diagnosis.
CTS, carpal tunnel syndrome; PSA, psoriatic arthritis.