Hemodynamic data:
Right heart catheterization (RHC) data were collected pre-operatively and shortly after device deployment. Collected parameters included right atrial (RA) pressure, PASP, PA diastolic pressure (PADP), mean PA pressure (MPAP), central venous pressure (CVP), cardiac output (CO), cardiac index (CI), stroke volume index (SVI) and RV stroke work index (RVSWI). Overall, 31 of 46 patients (67%) had complete RHC data for full hemodynamic analysis.