Female N (%) | 174 (73) |
---|---|
Age, mean years (SD) | 10.61 (3.97) |
JIA classification by ILAR criteria N (%) | |
 Oligoarticular (extended or persistent) | 92 (39) |
 Rheumatoid factor (RF)-negative polyarticular | 69 (29) |
 RF-positive polyarticular | 12 (5) |
 Enthesitis-related | 24 (10) |
 Psoriatic | 11 (5) |
 Systemic | 21 (9) |
 Undifferentiated | 7 (3) |
 Missing | 1 (0.4) |
 Total | 237 (100) |