Table I.
Baseline data of the patients with systematic juvenile idiopathic arthritis and healthy controls.
| Clinical information | SJIA group (n=20) | Control group (n=20) |
|---|---|---|
| Age (years) | 7.36±3.64 | 8.90±3.69 |
| Male proportion (%) | 65 | 70 |
| Weight (kg) | 13.45±6.34 | 12.67±7.83 |
| DAS28 scores | 6.23±2.34 | – |
| Abnormal BMD or synovitis suggested by MRI | 16 (80%) | – |
| Anti-cytokeratin antibody | 1 (12.5%) | – |
| Anti-cyclic citrullinated peptide antibody (U/ml x±s) | 9.77±8.07 | – |
| RF-IgG (U/ml x±s) | 13.60±9.99 | – |
| Ferritin (ng/ml, x±s) | 1079.47±900.87 | – |
| CRP (mg/l, x±s) | 98.61±63.80 | – |
| ESR (mm/h, x±s) | 53.12±26.59 | – |
| AST median | 56.23 (6,74) | – |
| ALT median | 47.69 (11,16) | 24 (5,20) |
BMD, bone marrow density; MRI, magnetic resonance imaging; RF-IGg, rheumatoid factor immunoglobulin G; CRP, C-reactive protein; ESR, erythrocyte sedimentation rate; AST, aspartate aminotransferase; ALT, alanine transaminase; SJIA, systematic juvenile idiopathic arthritis; x±s, mean ± standard deviation.