Patient characteristics. Values are the mean ± SD unless otherwise indicated.
| Characteristic | n = 468 |
|---|---|
| Gender, % male | 72.9 |
| Age, yrs | 50.2 ± 12.1 |
| Disease duration, yrs | 17 ± 11.4 |
| Disease activity (BASDAI; 0–10) | 4.5 ± 2.5 |
| Function (BASFI; 0–10) | 4.9 ± 2.8 |
| Pain (NRS; 0–100) | 48 ± 26 |
| Probable anxiety, %* | 43.2 |
| Probable depression, %* | 31.6 |
↵* Hospital Anxiety and Depression score ≥ 8 suggests probable anxiety or depression. BASDAI: Bath Ankylosing Spondylitis Disease Activity Index; BASFI: Bath AS Functional Index; NRS: numerical rating scale.