|
| Baseline |
| Age and gender |
|
| Mean age (years) | 67.4 ± 10.1 |
| Male (%) | 496 (80.9) |
| Aetiology |
|
| Ischemic (%) | 360 (58.7) |
| Previously AMI (%) | 313 (51.1) |
| Previous coronary bypass surgery (%) | 181 (29.5) |
| Valvular aetiology (%) | 57 (9.3) |
| Idiopathic cardiomyopathy (%) | 196 (32) |
| Atrial fibrillation (%) | 271 (44.2) |
| Functional class |
|
| NYHA II (%) | 354 (57.7) |
| NYHA III (%) | 242 (39.5) |
| NYHA IV (%) | 17 (2.8) |
| ECG and Echo parameters |
|
| QRS > 120 msec (%) | 319 (52) |
| Left bundle-branch block (%) | 292 (47.6) |
| CRT-D (%) | 300 (48.9) |
| Mean LVEF (%) | 26.0 ± 8.4 |
| LV end diastolic volume (ml) | 189.3 ± 59.3 |
| LV end systolic volume (ml) | 141.6 ± 51.4 |
| LV end diastolic diameter (mm) | 67.1 ± 8.4 |
| LV end systolic diameter (mm) | 54.8 ± 9.2 |
| LA diameter (mm) | 47.5 ± 7.7 |
| Comorbility |
|
| Hypertension (%) | 404 (65.9) |
| Diabetes (%) | 163 (26.6) |
| Pulmonary disease (%) | 138 (22.5) |
| Kidney disease (%) | 133 (21.7) |
| Creatinine (mg/dl) | 1.3 ± 0.6 |
| Na (mEq/l) | 138.5 ± 3.6 |
| K (mEq/l) | 4.1 ± 0.4 |
| Anemia (%) | 122 (19.9) |
| Haemoglobin (g/dl) | 13.3 ± 1.6 |
| Vasculopathy (%) | 135 (22) |
| Beta-blocker therapy (%) | 489 (79.8) |
| Amiodarone (%) | 168 (27.4) |