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Scatter plots for the correlation between PASP+LVEF (R=−0.849, P<0.01), PASP+TAPSE (R=−0.847, P<0.01) and PASP+RVFAC (R=−0.843, P<0.01) prior to therapy. PASP, pulmonary artery systolic pressure; LVEF, left ventricle ejection fraction; TAPSE, tricuspid annular plane systolic excursion; RVFAC, right ventricular fractional area change.
