Mean or n | SD or percentage | |
Age at diagnosis (years) | 35.9 | 13.1 |
Gender, male | 17 | 7.2 |
Socioeconomic status | ||
High | 46 | 19.4 |
Medium | 96 | 40.5 |
Low | 95 | 40.1 |
Educational level (years) | 13.1 | 3.2 |
Disease duration (years) | 7.4 | 6.7 |
Uric acid level (mg/dL) | 4.6 | 1.5 |
SLEDAI-2K | 5.2 | 4.3 |
SDI | 1.0 | 1.3 |
Charlson Comorbidity Index | 0.5 | 0.9 |
Prednisone current dose (mg/day) | 7.2 | 6.4 |
Time of exposure to prednisone (years) | 6.9 | 6.2 |
Antimalarial use | ||
Never | 20 | 8.4 |
Past | 28 | 11.8 |
Current | 189 | 79.7 |
Immunosuppressive drug use | ||
Never | 60 | 25.3 |
Past | 60 | 25.3 |
Current | 117 | 49.4 |
Follow-up time | 3.1 | 1.3 |
SDI, Systemic Lupus International Collaborating Clinics/American College of Rheumatology Damage Index; SLEDAI-2K, Systemic Lupus Erythematosus Disease Activity Index-2K.