Group | Anti-chromatin antibodies No (%) | p |
---|---|---|
Systemic lupus erythematosus (n=100) | 69 (69) | <0.05 |
Primary Sjögren’s syndrome (n=100) | 8 (8) | – |
Systemic sclerosis (n=10) | 1 (10) | – |
Primary antiphospholipid syndrome (n=30) | 2 (7) | – |
Healthy blood donors (n=100) | 0 (0) | – |