Promoter Variant of PIK3C3 Is Associated with Autoimmunity against Ro and Sm Epitopes in African-American Lupus Patients

Table 1

Percent of SLE patients with a positive test for each SLE-associated autoantibody in each ancestral background.

	Ro	La	Sm	RNP	DNA	Ro and Sm
Af-Am	52	19	38	65	41	24
His	40	10	22	33	48	14
Eur-Am	33	9	13	20	43	4

Af-Am: African-American, His: Hispanic-American,
and Eur-Am: European-American, Numbers indicate percent of subjects with a positive test in each category; “Ro and Sm” category indicates subjects with positive tests for both autoantibodies.