Table 2.
Postoperative Doppler-Echocardiographic Data According to PPM Groups (176 patients- Definition# 2)
| No PPM 30.4% (54) | Moderate PPM 36.2% (64) | Severe PPM 33.4% (58) | p | |
|---|---|---|---|---|
| LVEF % | 57 ± 14% | 60 ± 14% | 58 ± 14% | 0.75 |
| Vmax Ao cm/s | 273 ± 15 | 306 ± 25 | 335 ± 18 | < 0.002 |
| Peak Gradient (mmHg) | 30 ± 14┼ | 37 ± 14┼* | 45.1 ± 20* | < 0.0001 |
| Mean Gradient (mmHg) | 18 ± 8┼ | 21 ± 8┼* | 28 ± 13* | <0.0001 |
| EOA cm2 | 1.78 ± 0.43┼ | 1.3 ± 0.2┼* | 0.52 ± 0.1* | < 0.0001 |
| EOA/BSA cm2/m2 | 1.05 ± 0.17┼ | 0.73 ± 0.06┼* | 0.51 ± 0.1* | < 0.0001 |
| VTI LVOT/VTI Ao valve | 0.49 ± 0.1┼ | 0.41 ± 0.07┼* | 0.33 ± 0.08* | < 0.0001 |
| LVOT diameter (cm) | 2.15 ± 0.3┼ | 2.02 ± 0.24┼* | 1.92 ± 0.22* | 0.04 |
| LV mass index g/m2 | 115 ± 42 | 119 ± 38 | 117 ± 35 | 0.84 |
| LA index volume ml/m2 | 32 ± 12 | 33 ± 10 | 33 ± 12 | 0.72 |
| Ascending Aorta cm | 3.6 ± 0.72 | 3.6 ± 0.74 | 3.5 ± 0.56 | 0.29 |
┼
p < 0.05 between no PPM and moderate PPM.
*
p < 0.05 between moderate and severe PPM.
LVEF: left ventricle ejection fraction; EAO: effective orifice area; BSA: body surface area; VTI: velocity time integral; LVOT: left ventricle outflow tract; Ao: aortic; LV: left ventricle; LA: left atrium. NA: not available.