TABLE 2.
Characteristics of the study cohort.
| Characteristic | PRD data set analyzed |
| General characteristics | |
| Median age at PRD diagnosis, years (IQR) | 6.5 (2.9–10.3) |
| Girls (%) | 147 (63) |
| Girls ≥ 15 years at baseline visit (%) | 4 (2.7) |
| Girls ≥ 15 years at last visit (%) | 29 (19.7) |
| Distribution of PRD diagnosis, patients (%) | |
| Autoinflammatory diseases | 51 (21.8) |
| Connective tissue diseases | 10 (4.3) |
| Juvenile idiopathic arthritisa | 162 (69.2) |
| Idiopathic uveitis | 3 (1.3) |
| Vasculitis | 8 (3.4) |
| Immunosuppressive treatmentb | |
| cDMARD | 77 |
| bDMARD | 81 |
| Systemic corticosteroids | 14 |
IQR, Interquartile range; PRD, Pediatric rheumatic disease; cDMARD, conventional disease modifying antirheumatic drugs; bDMARD, biological disease modifying antirheumatic drugs.
aIncludes children with concomitant uveitis and children with systemic juvenile idiopathic arthritis.
bPatients may obtain multiple drugs of one drug group during the observation period.