Table 1.
Baseline Characteristics
| Variable | In-Hospital Cohort (N=7394) | 1-year Post Discharge Cohort (N=6132) |
|---|---|---|
| Age (years) | 67.4 ±15.5 | 68.0 ±15.3 |
| Length of stay (days) | 4.7 ±6.6 | 5.3 ±6.4 |
| Female | 3750 (50.7%) | 3098 (50.5%) |
| African American | 5038 (68.1%) | 3975 (64.8%) |
| Died | 204 (2.8%) | 1652 (26.9%) |
| Hypertension | 3283 (44.4%) | 2888 (47.1%) |
| Diabetes | 1982 (26.8%) | 1741 (28.4%) |
| Peripheral Vascular Disease | 590 (8.0%) | 503 (8.2%) |
| Atrial Fibrillation | 1398 (18.9%) | 1233 (20.1%) |
| CVA | 846 (11.4%) | 773 (12.6%) |
| Chronic Kidney Disease | 584 (7.9%) | 527 (8.6%) |
| Coronary Artery Disease | 1727 (23.4%) | 1508 (24.6%) |
| Admission Cr (mg/dl) | 1.35 ±0.65 | 1.34 ±0.64 |
| Admission BUN (mg/dl) | 27.4 ±17.8 | 27.44 ±17.1 |
| Admission eGFR (ml/min/1.73M2) | 68.4 ±31.9 | 68.71 ±32.0 |
| Maximum Cr (mg/dl) | 1.66 ±0.9 | 1.63 ±0.86 |
| Maximum BUN (mg/dl) | 75.9 ±37.5 | 76.05 ±37.6 |
| Maximum eGFR (ml/min/1.73M2) | 34.7 ±21.9 | 34.23 ±20.6 |
| Maximum Δ Cr (mg/dl) | 0.31 ±0.54 | 0.29 ±0.49 |
| Maximum Δ BUN (mg/dl) | 7.52 ±20.2 | 7.34 ±20.3 |
| Maximum Δ eGFR (ml/min/1.73M2) | 7.21 ±12.3 | 6.78 ±11.3 |
| Furosemide | 6955 (94.1%) | 5771 (94.1) |
| Angiotensin Converting Enzyme Inhibitor | 5140 (69.5%) | 4223 (70.5%) |
| Beta Blocker | 1265 (17.1%) | 1223 (19.9%) |
| Hemoglobin (g/dl) | 12.1 ±2.1 | 12.0 ±2.1 |
| Left Ventricle Ejection Fraction (%) * | 38.0 ±17.7 | 38.3 ±17.5 |
| Patient Proportion with EF <50% (%) | 60.3 | 59.8 |
Continuous variables are shown as mean ±SD. Categorical variables are shown as count with % in parenthesis. Maximum value means highest absolute value achieved during hospitalization. Maximal change (Δ) = Peak level – Baseline level
*
n for in-hospital mortality group= 4565, n for 1-year mortality group=3718