Table 1.

Baseline demographics

N	1758
Age (yrs)	58.8 (51.0, 67.8)
Body mass index ()	30.0 (26.0, 35.5)
Male, n (%)	1245 (70.8)
Race – African American, n (%)	588 (34.0)
White, n (%)	1055 (61.0)
Other, n (%)	86 (5.0)
Ejection fraction (%)	24.6 (20.1, 30.1)
Ischemic etiology, n (%)	853 (48.5)
Hypertension, n (%)	1030 (59.0)
Diabetes, n (%)	556 (31.6)
Therapies
ACE inhibitors, n (%)	1313 (74.7)
ARB, n (%)	413 (23.5)
Beta blocker, n (%)	1668 (94.9)
Digoxin, n (%)	781 (44.4)
Aldosterone antagonist, n (%)	788 (44.8)
Biventricular pacemaker, n (%)	290 (16.5)
ICD, n (%)	687 (39.1)
Systolic blood pressure (mmHg)	110.0 (100.0, 126.0)
Heart rate (bpm)	70.5 (63.0, 79.0)

Values expressed as medians and interquartile ranges or number and percent. ACE – angiotensin converting enzyme, ARB – angiotensin II receptor blocker, bpm – beats per minute, ICD – implantable cardioverter defibrillator