Table 2.
Patient characteristics (n=201)
| % (unless otherwise specified) | |
|---|---|
| Age, range (mean, SD) | 23–88 (59,14) |
| Female | 50% |
| Race/Ethnicity | |
| White | 49% |
| Black | 42% |
| Co-morbidities (n=196) | |
| Hypertension | 61.2% |
| Diabetes mellitus | 26.0% |
| Coronary disease | 39.7% |
| Pulmonary disease | 16.8% |
| Osteoarthritis | 12.8% |
| Peripheral vascular disease | 2.5% |
| Hematocrit (n=187) | |
| Normal range (≥ 34) | 75.9% |
| Slightly low (30–33.9) | 20.3% |
| Low (< 30) | 3.7% |
| Glomerular filtration rate (GFR) (n=195) | |
| ≥ 60 | 56.4% |
| 40–59.9 | 28.2% |
| <40 | 15.4% |
| Left ventricular ejection fraction< 40% (n=185) | 63.5% |
| Medications (n =196) | |
| Beta-blocker | 90.8% |
| ACE inhibitor or angiotensin receptor blocker | 85.2% |
| Diuretic | 65.3% |
| Digoxin | 16.3% |
| Aspirin | 51.0% |