Table 1 Patients' baseline characteristics.
Mean (SD, range) age (years) | 40 (9.2, 24–59) |
Mean (SD, range) disease duration (years) | 14 (10.2, 1–39) |
Sex, male:female (n) | 14:6 |
HLA‐B27 positivity (%) | 85 |
Mean (SD, range) BASDAI at screening | 5.6 (1.2, 4–9.3) |
CRP >10 mg/l at screening (%) | 40 |
Peripheral arthritis at screening (n) | 7 |
Enthesitis at screening (Berlin scale) (n) | 8 |
IBD (history and at screening) (n) | 0 |
Psoriasis (history and at screening) (n) | 4 |
History of anterior uveitis (n) | 3 |
Concomitant treatment at screening | |
NSAIDs (n) | 20 |
Glucocorticoids (n) | 4 |
Previous DMARDs (n) | 6 |
BASDAI, Bath Ankylosing Spondylitis Disease Activity Index; CRP, C reactive protein (normal value <5 mg/l); DMARDs, disease‐modifying antirheumatic drugs; HLA, human leucocyte antigen; IBD, inflammatory bowel disease; NSAIDs, non‐steroidal anti‐inflammatory drugs.