Variable | Median (IQR) (Years) | No. (%) |
---|---|---|
Total number of patients | 469 | |
Sex, female | 216 (46.1) | |
Agea | 32.8 [22.8–43.6] | |
Age at diagnosis | 10.3 [4.4–14.3] | |
Age at the beginning of biological treatment, median [IQR]** | 22.1 [13.9–32.5] | |
Years of disease progression | 22.5 [12.3–33.9] | |
Time in treatment with biologic | 9.7 [6.8–12.6] | |
JIA categories: | ||
- Oligoarticular, polyarticular, and systemic | 331(70.5) | |
- Enthesitis-related arthritis | 117 (25) | |
- Psoriatic arthritis | 21 (4.5) | |
Positive RF | 32 (6.8) | |
ANA-positive | 111 (23.7) | |
HLA-B27-positive: | ||
- Positive | 103 (22) | |
- Negative | 98 (20.9) | |
- Not done | 268 (57.1) | |
Uveitis: | ||
- Without uveitis | 410 (87.4) | |
- Uveitis, ANA-negative | 30 (6.4) | |
- Uveitis, ANA-positive | 29 (6.2) |