Table 4.
Abnormal Q waves and quantitative analysis of LGE
| No abnormal Q wave (n=10; 40%) | Abnormal Q wave (n=15; 60%) | p Value | |
|---|---|---|---|
| LVEF (%) | 62±8 | 60±7 | NS |
| LVEDV index (mL/m2) | 79±11 | 76±22 | NS |
| LVESV index (mL/m2) | 30±6 | 30±9 | NS |
| LVM (g) | 154±56 | 130±38 | NS |
| LVMI (g/m2) | 78±24 | 69±20 | NS |
| Maximum wall thickness (mm) | 20±5 | 20±4 | NS |
| LGE mass (g) | 12±10 | 12±10 | NS |
| LGE mass/LVM (%) | 7±7 | 10±8 | NS |
| Septal WT/posterior WT ratio | 1.6±0.5 | 2.2±0.7 | 0.012 |
Data are presented as the mean value±SD.
HCM, hypertrophic cardiomyopathy; LVEDV, LV end-diastolic volume; LGE, late gadolinium enhancement; LVEF, left ventricular ejection fraction; LVESV, LV end-systolic volume; LVM, Left ventricle mass; LVMI, left ventricular mass index; NS, not significant; WT, wall thickness.