approached significanceP = 0.06
In multivariate linear regression models, rest PAC remained significant in precapillary PH ( P = 0.01) and approached significance in PH-HFpEF ( P = 0.06), while rest PVR remained statistically nonsignificant in PH-HFpEF ( P = 0.60) and precapillary PH ( P = 0.61).