From: Circumferential myocardial strain in cardiomyopathy with and without left bundle branch block
 | LBBB (n = 12) | Non-LBBB (n = 13) | p value |
---|---|---|---|
Age (years) | 60 ± 10 | 62 ± 11 | 0.729 |
Sex (% male) | 83% | 77% | 0.702 |
% ICM | 33% | 46% | 0.532 |
LVEF (%) | 27 ± 7 | 30 ± 7 | 0.327 |
LVEDV (ml) | 307 ± 60 | 264 ± 60 | 0.086 |
LVESV (ml) | 228 ± 56 | 189 ± 62 | 0.115 |
Mitral Regurgitation (ml) | 7 ± 12 | 8 ± 8 | 0.817 |
QRS Duration (ms) | 161 ± 10 | 106 ± 16* | < 0.0001 |
NYHA class (median) | 2.5 | 1* | 0.003 |
Hypertension | 67% | 85% | 0.320 |
Diabetes | 25% | 31% | 0.760 |
Hyperlipidemia | 33% | 69% | 0.078 |
Tobacco Use | 42% | 46% | 0.830 |
ACEI/ARB | 100% | 92% | 0.337 |
Beta-blocker | 100% | 85% | 0.165 |
Diuretic | 67% | 31% | 0.078 |
Aspirin | 67% | 77% | 0.589 |
Digoxin | 42% | 8% | 0.059 |
Spironolactone | 25% | 15% | 0.571 |