Table 2.
Echocardiographic Parameters
| Variable | Baseline | Afterload | P value |
|---|---|---|---|
| E (m/s) | 0.52 ± 0.10 | 0.52 ± 0.11 | 0.8962 |
| A (m/s) | 0.46 ± 0.06 | 0.63 ± 0.19 | 0.0231 |
| E/A | 1.13 ± 0.13 | 0.88 ± 0.28 | 0.0721 |
| EDV (mL) | 67.50 ± 5.41 | 67.50 ± 6.02 | 1.0000 |
| ESV (mL) | 28.50 ± 5.11 | 36.78 ± 11.13 | 0.0562 |
| SV (mL) | 39.00 ± 5.82 | 30.72 ± 7.28 | 0.0071 |
| EF | 0.58 ± 0.07 | 0.46 ± 0.12 | 0.0193 |
Abbreviations: A, peak transmitral flow velocities at late filling phases; E, peak transmitral flow velocities at early filling phase; EDV, left ventricular end-diastolic volume; EF, ejection fraction; ESV, left ventricular end-systolic volume; SV, stroke volume.