Table 2.

Racial composition of SWISS probands, patient population and local population

	White, %	African American, %	Asian, %	Native American, %	Hawaiian or Pacific Islander, %	Other, %	Multiracial, %
SWISS probands*	65.0	32.5	0	2.5	0	0	0
UVA patients (2002)†	81	18	<1	NA	NA	<1	NA
UVA patients (2004)†	81	18	1	NA	NA	<1	NA
Charlottesville, Virginia (2000)‡	69.6	22.2	4.9	0.1	0	1	2.1

*First 40 probands consecutively enrolled at UVA.

†All UVA patients seen during the year indicated.

‡US Census data (2000).

NA, not available. (These census categories were not used at the time.)

SWISS, Siblings With Ischemic Stroke Study; UVA, University of Virginia Health System (Charlottesville, Virginia).