Table 2.
Conventional echocardiography.
| Parameters | CG group | EG group |
|---|---|---|
| Before treatment | ||
| Left atrial diameter/mm | 41.80 ± 4.85 | 43.77 ± 4.94 |
| Septal thickness/mm | 17.13 ± 3.30 | 18.21 ± 3.86 |
| Left ventricular end diastolic diameter/mm | 43.51 ± 5.12 | 41.66 ± 4.71 |
| Left ventricular end-systolic diameter/mm | 28.15 ± 3.87 | 28.22 ± 3.86 |
| Left ventricular posterior wall thickness/mm | 10.65 ± 1.14 | 10.16 ± 0.81 |
| Left ventricular ejection fraction/% | 48.92 ± 7.95 | 49.51 ± 6.5 |
| Left ventricular mass index/(g/m2) | 139.26 ± 31.98 | 129.50 ± 28.57 |
| E′/A′/(cm/s) | 0.56 ± 0.13 | 0.60 ± 0.15 |
| After treatment | ||
| Left atrial diameter/mm | 41.44 ± 13.8 | 38.81 ± 11.42 |
| Septal thickness/mm | 15.8 ± 9.13 | 13.39 ± 9.82 |
| Left ventricular end diastolic diameter/mm | 39.74 ± 13.13 | 36.01 ± 12.01 |
| Left ventricular end-systolic diameter/mm | 27.91 ± 11.6 | 25.76 ± 10.42 |
| Left ventricular posterior wall thickness/mm | 10.31 ± 3.06 | 9.73 ± 2.89 |
| Left ventricular ejection fraction/% | 51.2 ± 7.86 | 57.95 ± 6.96* |
| Left ventricular mass index/(g/m2) | 134.79 ± 72.01 | 116.75 ± 51.65* |
| E′/A′/(cm/s) | 0.58 ± 0.21 | 0.68 ± 0.28* |
| LVOTPG/mmHg | 82.35 ± 37.19 | 70.06 ± 28.45* |
LVOTPG, the mean value of the left ventricular outflow tract pressure gradient. E′, peak early diastolic velocity of Tissue Doppler imaging (TDI) and A′, peak late diastolic velocity of TDI. ∗p < 0.05 vs. the CG group.