Table 1 Description of patient characteristics stratified by JIA subtype at index date
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%) |