| 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) |