Table 1.
Clinical and echocardiographic characteristics before upgrading of all patients and of those with or without documented >10% reduction in LVESD after CRT
| Total population (n.62) | Reverse remodeling (n.24) | No reverse remodeling (n.38) | p | |
|---|---|---|---|---|
| Age (years) | 73 ± 7.8 | 73.4 ± 8.2 | 72.6 ± 7.6 | NS |
| NYHA Class | 3.2 ± 0.6 | 3.2 ± 0.4 | 3.2 ± 0.5 | NS |
| LVEF (%) | 25.6 ± 6.1 | 26.4 ± 6.3 | 25.2 ± 6.0 | NS |
| LVEDD (mm) | 65.2 ± 7.7 | 65.9 ± 8.1 | 64.8 ± 7.6 | NS |
| LVESD (mm) | 55.2 ± 7.9 | 56.4 ± 8.4 | 54.4 ± 7.6 | NS |
| Months of RV pacing | 51.2 ± 38.9 | 73.2 ± 57.4 | 37.3 ± 38.2 * | P < 0.01 |
| ACE-I or ARB (%) | 85 | 84 | 86 | |
| Beta blocker (%) | 90 | 91 | 89 | |
| Diuretics (%) | 92 | 91 | 93 |