Table 1.
Baseline characteristics according to 30-day readmission or death after discharge
| Readmission or death within 30 days | p value | |||
|---|---|---|---|---|
| total | no | yes | ||
| N | 314 | 231 | 83 | |
| Male sex, n (%) | 164 (52.2) | 119 (51.5) | 45 (54.2) | 0.67 |
| Age, years | 73.0 (63.0–81.0) | 72.0 (62.0–81.0) | 74 (64.0–80.0) | 0.43 |
| Body mass index, kg/m2 | 25.7 (21.7–30.1) | 26.5 (22.3–30.3) | 23.4 (20.7–28.1) | 0.001 |
| Heart rate, bpm | 90 (78–108) | 90 (76–108) | 90 (80–106) | 0.56 |
| Systolic blood pressure, mm Hg | 142 (127–161) | 143 (130–162) | 137 (119–160) | 0.009 |
| Diastolic blood pressure, mm Hg | 78 (69–90) | 79 (69–91) | 76 (65–89) | 0.14 |
| History of | ||||
| HF, n (%) | 101 (32.2) | 66 (28.6) | 35 (42.2) | 0.023 |
| Coronary artery disease, n (%) | 111 (35.4) | 75 (32.5) | 36 (43.4) | 0.08 |
| Diabetes mellitus, n (%) | 68 (21.7) | 48 (20.8) | 20 (24.1) | 0.53 |
| COPD, n (%) | 155 (49.4) | 113 (48.9) | 42 (50.6) | 0.79 |
| Atrial fibrillation, n (%) | 96 (30.6) | 64 (27.7) | 32 (38.6) | 0.07 |
| eGFR, mL/min/1.73 m2 | 76.5 (60.2–98.9) | 77.4 (60.5–99.1) | 73.5 (57.1–98.7) | 0.32 |
| NT-proBNP, ng/L | 1,093.9 (253.3–3,875.1) | 984.3 (201.4–3,599.8) | 1,753.6 (464.2–6,862.0) | 0.027 |
| cTnT, ng/L | 23.1 (10.4–42.1) | 19.4 (8.4–36.1) | 32.6 (18.4–74.2) | <0.001 |
| HF cause of index admission, n (%) | 143 (45.5) | 99 (42.9) | 44 (53) | 0.11 |
| HFrEF cause of index admission, n (%) | 91 (29.0) | 64 (27.7) | 27 (32.5) | 0.41 |
| HFpEF cause of index admission, n (%) | 52 (16.6) | 35 (15.2) | 17 (20.5) | 0.26 |
Data are presented as median (IQR) for continuous variables, and n (%) for categorical variables.
IQR, interquartile range; eGFR, estimated glomerular filtration rate.