Table 1.
Demographic characteristics and co-morbidities
| All patients (n = 190) | LVEF < 40% (n = 83) | LVEF ≥ 40% (n = 107) | p value | |
|---|---|---|---|---|
| Gender, n (%) | 0.003 | |||
| Male | 101 (53) | 55 (65) | 46 (43) | |
| Female | 90 (47) | 29 (35) | 61 (57) | |
| Age, median (IQR), years | 60 (48, 70) | 60 (48, 70) | 60 (48, 71) | 0.811 |
| Race, n (%) | 0.22 | |||
| Black | 105 (56) | 48 (58) | 57 (54) | |
| White | 72 (38) | 31 (38) | 41 (39) | |
| Other | 11 (6) | 3 (4) | 8 (7) | |
| Preexisting conditions, n (%) | ||||
| Previous CHF | 48 (25) | 30 (36) | 18 (17) | |
| Coronary artery disease | 46 (24) | 28 (33) | 18 (17) | 0.003 |
| Previous MI | 22 (12) | 12 (14) | 10 (9) | 0.008 |
| Hypertension | 94 (49) | 35 (42) | 59 (55) | 0.288 |
| Arrhythmia | 6 (14) | 12 (14) | 14 (13) | 0.064 |
| Diabetes mellitus | 65 (34) | 24 (29) | 41 (38) | 0.81 |
| Stroke | 14 (7) | 6 (7) | 8 (7) | 0.158 |
| Renal insufficiency | 35 (18) | 14 (17) | 21 (20) | 0.93 |
LVEF left ventricular ejection fraction, CHF congestive heart failure, MI myocardial infarct, IQR interquar-tile range