Table 1.
Demographic data and clinical characteristics of patients with adult-onset Still's disease and healthy controls
| Characteristics | Adult-onset Still's disease (n = 24) | Healthy controls (n = 12) |
|---|---|---|
| Age at study entry (years) | 33.3 ±9.9 | 32.4 ±8.2 |
| Proportion of females | 15 (62.5%) | 8 (66.7%) |
| Fever (≥38°C) | 24 (100%) | NA |
| Evanescent rash | 20 (83.3%) | NA |
| Sore throat | 17 (70.8%) | NA |
| Arthritis | 15 (62.5%) | NA |
| Lymphadenopathy | 10 (41.7%) | NA |
| Liver dysfunctiona | 10 (41.7%) | NA |
| Hepatosplenomegaly | 6 (25.0%) | NA |
| Clinical activity score | 5.83 ±1.34 | NA |
| C-reactive protein (mg/dL) | 3.3 ±0.4 | NA |
| Ferritin levels (μg/L) | 692.9 ±103.6 | NA |
| Soluble IL-2R levels (pg/mL) | 563.5 ±87.5 | NA |
Data are presented as mean ±SD or number (percentage). aLiver dysfunction was defined as alanine aminotransferase level ≧40 IU/L. NA: not applicable; IL-2R: interleukin-2 receptor.