Laboratory manifestations comparing Caucasian and non-Caucasian patients with pSLE.
| Caucasian, n = 87 (%) | Non-Caucasian, n = 154 (%) | Asian, n = 61 (%) | Black, n = 44 (%) | South Asian, n = 39 (%) | |
|---|---|---|---|---|---|
| Autoantibodies | |||||
| Anti-dsDNA | 75 (86) | 129 (84) | 54 (89) | 34 (77) | 33 (85) |
| Anti-Sm | 30 (34)* | 87 (56)* | 29 (48) | 29 (66) | 22 (56) |
| Anti-RNP | 26 (30) | 65 (42) | 26 (43) | 23 (52) | 10 (26) |
| Anti-Ro | 24 (28)* | 70 (45)* | 35 (57) | 18 (41) | 13 (33) |
| Anti-La | 11 (13) | 27 (18) | 15 (25) | 7 (16) | 5 (13) |
| Anti-cardiolipin | 31 (36) | 72 (47) | 27 (44) | 23 (52) | 17 (44) |
| Lupus anticoagulant | 15 (17) | 24 (16) | 13 (21) | 5 (11) | 6 (15) |
| Rheumatoid factor | 15 (17) | 20 (13) | 9 (15) | 4 (9) | 6 (15) |
| Hematologic | |||||
| Thrombocytopenia | 25 (29) | 60 (39) | 29 (48) | 14 (32) | 16 (41) |
| Lymphopenia | 44 (51) | 80 (52) | 39 (64) | 16 (36) | 20 (51) |
| Coombs positive hemolytic anemia | 23 (26) | 46 (30) | 13 (21) | 15 (34) | 15 (38) |
↵* p < 0.01.