Table 1.
Baseline characteristics.
| Total collective | Ischemic HFrEF (n = 57) | Nonischemic HFrEF (n = 55) | p value | |
|---|---|---|---|---|
| Age, years (IQR) | 65.6 (57.1-70.7) | 66.6 (57.7-70.8) | 61.9 (56.4-70.7) | 0.094 |
| Male gender, n (%) | 84 (75.7) | 47 (82.5) | 37 (69.1) | 0.098 |
| BMI, kg/m2 (IQR) | 28.1 (24.6-31.3) | 28.7 (25.3-31.9) | 27.5 (24.1-30.8) | 0.994 |
| Diabetes mellitus, n (%) | 42 (38.2) | 23 (41.1) | 19 (32.5) | 0.478 |
| Hypertension, n (%) | 76 (68.5) | 43 (75.4) | 33 (61.8) | 0.187 |
| Current smoker, n (%) | 20 (18.0) | 11 (19.3) | 9 (16.4) | 0.682 |
| Hypercholesterolemia, n (%) | 59 (53.2) | 39 (68.4) | 20 (36.4) | 0.002 |
| Coronary vessel disease, n (%) | 59 (53.2) | 57 (100.0) | 2 (3.6) | <0.001 |
| Atrial fibrillation, n (%) | 56 (50.5) | 28 (49.1) | 28 (51.9) | 0.774 |
| Left ventricular ejection faction | 0.802 | |||
| >40%, n (%) | 27 (32.7) | 18 (32.7) | 19 (35.8) | |
| 30-40%, n (%) | 39 (36.4) | 21 (38.2) | 18 (34.0) | |
| <30%, n (%) | 32 (29.9) | 16 (29.1) | 16 (30.2) | |
| Nt-proBNP, pg/ml (IQR) | 1120 (443-2632) | 1353 (449-3105) | 851 (431-2117) | 0.790 |
| eGFR, ml/min/1.73m2 (IQR) | 45.9 (35.0-54.7) | 38.9 (32.2-50.2) | 52.4 (41.9-59.9) | 0.823 |
| CRP, mg/dl (IQR) | 0.36 (0.18-0.71) | 0.32 (0.18-0.66) | 0.37 (0.16-0.83) | 0.520 |
Categorical data are presented as counts and percentages, continuous as median and IQR (interquartile range). Categorical data are analyzed using the chi-square test, continuous data using the Kruskal-Wallis test.