Table 1 Baseline characteristics of patients
Female: Male | 3.18: 1 | |
Median age at diagnosis (IQR, years) | 11.6 (10–13) | |
Median time to diagnosis (IQR, months) | 12 (5–24) | |
Clinical characteristics (%) | Bone pain | 36 (78.3) |
Bone swelling | 10 (21.7) | |
Synovitis | 3 (6.5) | |
Arthritis | 6 (13) | |
Pustulosis | 3 (6.5) | |
Psoriasis | 3 (6.5) | |
IBDa | 1 (2.2) | |
Family history of psoriasis (%) | 7 (15.2) | |
Family history of IBD (%) | 2 (4.3) | |
Bone biopsy (%) | 29 (63) | |
Lesions pre-treatment on WB-MRI | 162 | |
Treatment (%) | NSAIDs | 35 (76) |
Pamidronate | 46 (100) | |
Corticosteroids | 4 (8.7) | |
Methotrexate | 5 (10.9) | |
TNF blockers (n = 40) | 5 (12.5) | |