| Lupus matched (n= 45) | Normal control (n= 45) | Lupus unmatched (n= 62) |
---|---|---|---|
Age (years) | 40.47 ± 15.5 | 41.38 ± 15.9 | 37.27 ± 13.02 |
Sex (F:M) | 34:11 | 34:11 | 51:11 |
Ethnicity | Â | Â | Â |
Caucasian | 41 | 41 | 54 |
African | 2 | 2 | 2 |
Asian | 1 | 1 | 3 |
American Indian | 1 | 1 | 3 |
ACR total | 5.51 ± 1.69 |  | 5.53 ± 1.72 |
Anti-dsDNA Ab (%) | 33.3 | Â | 22.6 |
Anti-Sm Ab (%) | 28.9 | Â | 12.5 |
Anti-Ro (SSA) Ab (%) | 42.2 | Â | 35.5 |
Anti-La (SSB) Ab (%) | 8.9 | Â | 22.6 |
Anticardiolipin Ab (%) | 48.8 | Â | 35.7 |
Lupus anticoagulant (%) | 15.6 | Â | 11.7 |
Anti-B2 glycoprotein Ab (%) | 11.1 | Â | 14.5 |
APS (%) | 37.8 | Â | 14.8 |
Decreased C3 (%) | 8.9 | Â | 4.8 |
Decreased C4 (%) | 42.2 | Â | 30.7 |
SLEDAI | 6.02 ± 4.3 |  | 4.75 ± 4.08 |
BILAG | 6.93 ± 5.34 |  | 5.59 ± 3.73 |