TABLE I.

Sample demographic and clinical characteristics (N = 147)

Characteristic
Age (yrs)	61 ± 11
Education (yrs)	13 ± 3
Women, n (%)	44 (30)
Ethnicity
Caucasian, n (%)	130 (88)
Black, n (%)	16 (11)
Hispanic or Latino, n (%)	1 (1)
Marital status
Married/cohabitate, n (%)	90 (61)
Widowed, n (%)	24 (16)
Divorced/separated, n (%)	19 (13)
Single, n (%)	14 (10)
Left ventricular ejection fraction (%)	35 ± 14
Prior acute myocardial infarction, n (%)	85 (58)
Prior coronary artery bypass grafting, n (%)	51 (35)
Prior hypertension, n (%)	113 (77)
History of diabetes, n (%)	70 (48)
Current smoker, n (%)	28 (19)
Prescribed beta-adrenergic blocker, n (%)	131 (89)
Prescribed angiotensin-converting enzyme inhibitor, n (%)	106 (72)
New York Heart Association classification
I, n (%)	9 (6)
II, n (%)	47 (32)
III, n (%)	65 (44)
IV, n (%)	22 (15)