Table 2
Prevalence of clinical features in different ancestral backgrounds.
| Clinical feature | African Americans | European Americans | Hispanic Americans | Asian Americans |
| Malar rash | 0.49 | 0.53 | 0.70 | 0.60 | Discoid rash | 0.31 | 0.08 | 0.26 | 0.50 | Photosensitivity | 0.08 | 0.08 | 0.13 | 0.30 | Oral ulcers | 0.35 | 0.32 | 0.48 | 0.25 | Arthritis | 0.85 | 0.86 | 0.81 | 1.00 | Serositis | 0.34 | 0.35 | 0.43 | 0.20 | Hemolytic anemia* | 0.10 | 0.05 | 0.20 | 0.25 | Lymphopenia* | 0.83 | 0.76 | 1.00 | 0.75 | Thrombocytopenia | 0.14 | 0.05 | 0.00 | 0.10 | Leukopenia | 0.39 | 0.23 | 0.13 | 0.50 | Neurologic symptoms | 0.14 | 0.12 | 0.09 | 0.00 | Anti-Smith antibody | 0.41 | 0.18 | 0.39 | 0.40 | Anti-DNA antibody | 0.51 | 0.56 | 0.22 | 0.60 | Antiphospholipid antibody* | 0.42 | 0.43 | 1.00 | 0.25 | ANA | 0.98 | 0.91 | 0.95 | 0.88 |
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*Data for these ACR criteria were only available for 130 SLE patients—84 African Americans, 37 European Americans, 5 Hispanic Americans, and 4 Asian Americans.
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