| SLE patients (n = 67) | RA patients (n = 20) | Healthy donors (n = 23) |
---|
Age (years) | 35.43 ± 1.85 (14–60) | 37.2 ± 1.68 (17–61) | 32.21 ± 2 (16–58) |
Sex (%) | Â | Â | Â |
   Female | 89.6 | 85 | 83.3 |
   Male | 10.4 | 15 | 16.7 |
Disease duration (years) | 5.58 ± 0.75 (0.04–24) | 5.93 ± 1.3 (1.2–21) | - |
ANA (%) | 95.5 | 37.1 | - |
SLEDAI-2K | 8.06 ± 0.68 (0–25) | - | - |
SDI | 0.82 ± 0.17 (0–6) | - | - |
- Except where otherwise indicated, values are expressed as mean ± standard error of the mean (range). There were no significant differences between patients with SLE, patients with RA and healthy donors in terms of age and sex. ANA, antinuclear antibody; RA, rheumatoid arthritis; SDI, Systemic Lupus International Collaborating Clinics/American College of Rheumatology Damage Index; SLE, systemic lupus erythematosus; SLEDAI-2K, SLE Disease Activity Index 2000.