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Proportion of the treatment effect explained by change in hemodynamics. ΔRAP=change in right atrial pressure; ΔmPAP=change in mean pulmonary artery pressure; ΔCO=change in cardiac output; ΔCI=change in cardiac index; ΔPVR=change in pulmonary vascular resistance; ΔPA compliance=change in pulmonary artery compliance; CI=confidence interval
