Table 2.
Echocardiographic Parameters.
| Variable | PWS (n=14) | |
|---|---|---|
| LVDd, mm | 47±5 | |
| LVDs, mm | 32±4 | |
| LAVI, mL/m2 | 22±8 | |
| LVMI, mg/m2 | 62±14 | |
| Left ventricular ejection fraction, % | 61±5 | |
| Stroke volume index, mL/m2 | 34±6 | |
| GLS, % | 15.0±3.0 | |
| MAPSE, mm | 12±3 | |
| TMF : E, cm/sec | 89±16 | |
| A, cm/sec | 56±14 | |
| DT, msec | 152±23 | |
| E/e’ | 9±2 | |
| TAPSE, mm | 16±3 |
Values are n, mean±SD.
PWS indicates Prader-Willi syndrome, LVDd: left ventricular end diastolic diameter, LVDs: left ventricular end systolic diameter, LAVI: left atrial volume index, LVMI: left ventricular mass index, GLS: global longitudinal systolic strain, MAPSE: mitral annular plane systolic excursion, TMF: trans mitral flow, E: early diastolic transmitral flow velocity, A: atrial systolic transmittal flow velocity, DT: deceleration time of E velocity, E/e’: the ratio of mitral peak velocity of E to early diastolic mitral annular velocity, TAPSE: tricuspid annular plane systolic excursion