Table 1.
Indices of left ventricular diastolic function derived from pulsed-wave Doppler
| Variable | Pre | Post | P-values |
|---|---|---|---|
| E (m s−1) | 0.80 ± 0.18 | 0.62 ± 0.15 | < 0.005 |
| E flow deceleration time (ms) | 185 ± 44 | 197 ± 51 | 0.397 |
| A (m s−1) | 0.48 ± 0.12 | 0.61 ± 0.13 | < 0.005 |
| A flow duration (ms) | 158 ± 28 | 153 ± 25 | 0.393 |
| E/A | 1.75 ± 0.46 | 1.05 ± 0.30 | < 0.005 |
| Peak systolic PV flow velocity (m s−1) | 0.65 ± 0.16 | 0.64 ± 0.15 | 0.890 |
| Peak diastolic PV flow velocity (m s−1) | 0.55 ± 0.11 | 0.48 ± 0.14 | 0.009 |
| Ar (m s−1) | 0.26 ± 0.04 | 0.29 ± 0.04 | 0.040 |
| Atrial reverse flow duration (ms) | 138 ± 28 | 115 ± 23 | 0.001 |
| A flow duration/A/Ar flow duration | 1.20 ± 0.20 | 1.34 ± 0.29 | 0.074 |
| Left atrial filling in systole (%) | 60 ± 7 | 66 ± 9 | 0.009 |
E, peak early transmitral flow veolicty; A, peak late flow veolicty; Ar, peak atrial reverse pulmonary artery flow velocity; PV, pulmonary vein.