| |
Persistent oligoarticular JIA (n = 78)
|
Extended oligoarticular JIA (n = 56)
|
Polyarticular JIA RF-(n = 103)
|
Polyarticular JIA RF + (n = 26)
|
ERA (n = 62)
|
Overall (n = 325)
|
|---|
|
Gender
|
|
Female
|
48 (61.5%)
|
35 (62.5%)
|
70 (68.0%)
|
23 (88.5%)
|
24 (38.7%)
|
200 (61.5%)
|
|
Age (years)
|
|
Median [IQR]
|
8.2 [4.7, 12]
|
6.3 [3.6, 11]
|
10.5 [5.6, 14]
|
13.4 [10, 15]
|
12 [10, 15]
|
10.3 [5.8, 14]
|
|
Observation time (years)
|
|
Median [IQR]
|
3.3 [2.4, 5.7]
|
4.9 [2.8, 6.6]
|
3.7 [2.6, 6.1]
|
3.2 [2.5, 4.3]
|
3.7 [2.3, 5.1]
|
3.7 [2.5, 5.8]
|
|
Presence of uveitis
|
|
Yes n (%)
|
7 (9%)
|
9 (16.1%)
|
9 (8.7%)
|
< 5 (< 19.2%)
|
< 5 (< 8.1%)
|
30 (9.2%)
|
- JIA Juvenile idiopathic arthritis, RF Rheumatoid factor negative, RF Rheumatoid factor positive, ERA Enthesis-related arthritis, IQR Interquartile range
