Table 1.

Demographic and clinical characteristics of University of Virginia survey population

	All admitted ischemic stroke cases (n = 154)	Cases
		all enrolled (n = 123)	with control (n = 92)	without control (n = 31)
Age, years
Mean	66.6	67.3	66.1	70.6
Median	67.5	69	67	72
Range	27-92	33-92	33-85	40-92
Male, %	57	57	61	45
Race, %
White	76	78	87	52
African-American	23	20	13	42
Other1	1	2	0	6
Risk factors, %
Hypertension	NA	71	71	71
Diabetes	NA	31	29	35
Dyslipidemia	NA	37	36	39
Atrial fibrillation	NA	20	21	19
Coronary disease	NA	31	32	29
Smoking status, %
Current	NA	21	21	23
Ex-smoker	NA	29	30	26
Nonsmoker	NA	47	49	42
Marital status, %
Married	NA	60	71	26
Widowed	NA	24	16	48
Single	NA	12	11	16
Divorced	NA	4	2	10
Stroke subtype, %
Large vessel	NA	22	21	26
Small vessel	NA	28	28	26
Cardioembolic	NA	15	13	19
Cryptogenic	NA	25	29	13
Multiple mechanisms	NA	5	3	10
Other specified	NA	2	1	6
Work-up incomplete	NA	3	4	0

NA = Not available.

¹1 Asian-American and 1 white Hispanic-American.