Demographics and clinical characteristics of the patients with CHF.

Data is presented as mean ± standard deviation or median (interquartile range) for continuous variables and counts (percentages) for categorical variables. P value by the student T test or Mann-Whitney U test for continuous variables and the Chi-Square Test for categorical variables.CXR - Chest X ray. LA - left atrium. LV - left ventricle. EDD – end diastolic diameter. ESD – end systolic diameter. RVF – right ventricle function. PG –pressure gradient.