Baseline demographics for the total cohort and the sensitivity to change arm
| Total cohort (n=129) | Sensitivity to change (n=53) | |
| Age, mean±SD | 52.1±13.3 | 48.0±14.0 |
| Disease duration, mean±SD | 10.2±7.8 | 9.5±8.8 |
| BMI, mean±SD | 29.2±5.9 | 28.9±5.5 |
| Sex, M (%) | 55 (42.6) | 22 (41.5%) |
| Erosive disease, yes (%) | 50 (38.8) | 19 (35.8%) |
| Smoker, yes (%) | 19 (14.7) | 8 (15.1%) |
| SJC, median (range) | 1 (0–15) | 2 (0–15) |
| TJC, median (range) | 6 (0–54) | 8 (0–50) |
| PASI, median (range) | 0.2 (0–7.9) | 0.3 (0–7.9) |
| LEI, median (range) | 0 (0–6) | 0 (0–4) |
| Dactylitis, median (range) | 0 (0–7) | 0 (0–4) |
| mCPDAI, median (range) | 3 (0–10) | 3 (0–10) |
BMI, body mass index; LEI, Leeds Enthesitis Index; mCPDAI, modified Composite Disease Activity Index; PASI, Psoriasis Activity and Severity Index; SJC, swollen joint count; TJC, tender joint count.