Comparison of echocardiographic variables between non-survivors and survivors
| Non-survivors mean±SD(n=29) | Survivors mean±SD(n=46) | p Value | |
|---|---|---|---|
| LVEDD (mm) | 55.5±9.7 | 53.6±6.8 | 0.369 |
| LV mass (g) | 243±111 | 246±107 | 0.89 |
| LVESV (mL) | 52.7±41.4 | 38.4±33.6 | 0.105 |
| LVEDV (mL) | 102±48 | 105±65 | 0.839 |
| LVEF (%) | 54±20 | 59±15 | 0.243 |
| LVOT VTI (cm) | 15±4.4 | 16.2±4 | 0.247 |
| 3+TR grade (%)* | 28% | 4% | 0.0045 |
| RV dysfunction (%)* | 26% | 6% | 0.0351 |
| MV E velocity (cm/s)* | 116±29 | 100±31 | 0.024 |
| MV E/A | 1.7±0.9 | 1.5±0.6 | 0.296 |
| MV DT (ms) | 188±59 | 203±62 | 0.301 |
| MV E/E′* | 12.7±4.6 | 9.8±4 | 0.008 |
| E/E′≥15* | 32% | 10.5% | 0.034 |
| LAA (cm2) | 24.9±6.4 | 26.8±7.7 | 0.285 |
| PASP systolic (mm Hg)* | 52.6±18.7 | 36.7±14 | <0.001 |
| PASP≥50 mm Hg* | 58.6% | 13.3% | <0.001 |
| RAP (mm Hg)* | 10.6±6.5 | 7.7±4.6 | 0.042 |
*p<0.05.
DT, deceleration time; EDD, end diastolic dimension; EDV, end diastolic volume; EF, ejection fraction; ESD, end systolic dimension; ESV, end systolic volume; IVS, interventricular septum; LAA, left atrial area; LV, left ventricle; LVOT, left ventricular outflow tract; MV, mitral valve; PASP, pulmonary artery systolic pressure; PV, pulmonary vein; PWT, posterior wall thickness; RAP, estimated right atrial pressure; RV, right ventricle; TR, tricuspid regurgitation; VTI, velocity time integral.