Patients characteristics
| Variables | Controls (group A) (n = 26) | Heart failure (group B) (n = 16) | p Value |
|---|---|---|---|
| Data are mean (SD). LV, left ventricular. | |||
| Age (years) | 68 (12) | 69 (11) | NS |
| Women | 8 (31%) | 12.5% | 0.05 |
| LV ejection fraction (%) | 74 (3) | 27 (5) | <0.001 |
| QRS width (ms) | 156 (11) | 210 (20) | <0.001 |