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Factors predicting correlation between NT-proBNP and Doppler echocardiographic parameters by backward stepwise multivariate linear regression analysis
*p < 0.05. NT-proBNP: N-terminal pro-brain natriuretic peptide, LVOT TVI: left ventricular outflow track time velocity integral, PVs: pulmonary vein systolic velocity, PVd: pulmonary vein diastolic velocity
