Table 1.

Demographics of patients

Age range	All patients		Positive cases
	N = 1,007	(%)	250	(%)
≤18	21	(2.1)	1	(0.4)
19–29	144	(14.3)	41	(16.4)
30–39	234	(23.2)	68	(27.2)
40–49	170	(16.9)	60	(24.0)
50–59	171	(17.0)	41	(16.4)
60–69	164	(16.3)	26	(10.4)
70–79	84	(8.3)	11	(4.4)
>80	19	(1.9)	2	(0.8)
Ethnicity	All patients		Positive cases
	N = 737	(%)	N = 204	(%)
African American	171	(23.3)	59	(28.9)
Ashkenazi Jewish	9	(1.2)	0	(0.0)
Asian	1	(0.1)	0	(0.0)
Caucasian	381	(51.7)	101	(49.5)
East Asian	6	(0.8)	3	(1.5)
Hispanic	120	(16.3)	27	(13.2)
Mediterranean	4	(0.5)	3	(1.5)
Pacific Islander	2	(0.3)	0	(0.0)
Southeast Asian	14	(1.9)	2	(1.0)
Sephardic Jewish	2	(0.3)	1	(0.5)
South Asian	9	(1.2)	4	(2.0)
Mixed/Other	18	(2.4)	4	(2.0)
Affected status	All patients		Positive cases
	N = 973	(%)	N = 220	(%)
Affected	924	(95.0)	210	(95.5)
Unaffected	49	(5.0)	10	(4.5)