Table 4.
QRS duration, New York Heart Association functional class, proBNP levels, and echocardiographic parameters at baseline and 6 months in both randomized groups
| Group 1 | Group 2 | |||||
|---|---|---|---|---|---|---|
| Baseline | 6 month | P value | Baseline | 6 month | P value | |
| QRS duration, msn | 158.85±13.9 | 139.45±10.2 | <0.001 | 154.1±13.5 | 154.1±13.4 | 0.936 |
| NYHA functional class | 2.55±0.5 | 1.65±0.73 | <0.001 | 2.45±0.5 | 1.85±0.92 | <0.001 |
| proBNP levels, pg/mL | 1355 (398-3372) | 654 (180-2277) | <0.001 | 1290 (358-3612) | 976 (168-2619) | 0.001 |
| LVEF, % | 21.05±4.83 | 33.70±10.6 | <0.001 | 20.55±5.02 | 26.35±7.47 | <0.001 |
| LVEDV, mL | 234.5 (187- 262) | 192 (123-225) | <0.001 | 239 (201-262) | 205.5 (181-254) | <0.001 |
| LVESV, mL | 188.0 (132-202) | 132 (67-168) | <0.001 | 191 (157-212) | 142.5 (127-194) | <0.001 |
Values are median (25th/75th percentile) or n (%).
LVEF - left ventricular ejection fraction; LVEDV - left ventricular end-diastolic volume; LVESV - left ventricular end-systolic volume; NYHA - New York Heart Association; proBNP - brain natriuretic peptide