LASr was found to be mildly correlated with the peak velocity of tricuspid regurgitation (r = −0.25, p < 0.001) and relative wall thickness (RWT; r = −0.26, p < 0.001) and had a very weak correlation with NT-proBNP (r = −0.12. This evidence concerns the gene NPPB and Tricuspid regurgitation.