Additional file 1 of Furosemide and spironolactone doses and hyponatremia in patients with heart failure

Additional file 1: Fig. S.1. Patients taking spironolactone according to dose and coadministration with furosemide. Fig. S.2. Distribution of study patients according to hydrochlorothiazide dose and hyponatremia. Table S.1. Univariate correlations of clinical variables with serum NT-proBNP levels. Table S.2 (Model 1). Multivariate analysis of the predicting association of clinical factors with occurrence of hyponatremia. Table S.3 (Model 2). Multivariate analysis of the predicting association of clinical factors with occurrence of hyponatremia. Table S.4 (Model 1, Model 2). Multivariate analysis of the predicting association of clinical factors with serum NT-proBNP levels.