Table 2.

Characteristics of participants at SLE diagnosis in the Black Women’s Health Study (n=127)

Age at diagnosis (mean, SD)	43 ± 8.2
ANA positive, n (%)	123 (97%)
Anti-dsDNA or Smith positive, n (%)	61 (48%)
Anti-dsDNA only	37 (29%)
Anti-Smith only	10 (8%)
Anti-dsDNA and Anti-Smith	14 (11%)
Arthritis, n (%)	101(80%)
Hematologic disorder (leukopenia, lymphopenia, thrombocytopenia, hemolytic anemia), n (%)	82 (64%)
Renal disorder, n (%)	39 (31%)
Mean number of ACR criteria (of 11 total), ± SD	5.1 ± 1.3