Continuous variables are described as mean ± SD or median with IQR,
while categorical variables are presented as percentages (%). AF
denotes atrial fibrillation, AVB atrial ventricular block, BMI body mass
index, DCM dilated cardiomyopathy, eGFR estimated glomerular filtration
fraction, HCM, hypertrophic cardiomyopathy, IVS interventricular septum,
LVEF left ventricular ejection fraction, NT-proBNP N-terminal pro brain
natriuretic peptide, NYHA New York Heart Association grading of cardiac
function, SSS sick sinus syndrome.
* eGFR was calculated by MDRD formula.
+ AVB includes II° AVB Mobitz type 2 and III° AVB.