AF	atrial fibrillation
LA	left atrial
PAF	paroxysmal atrial fibrillation
RV	right ventricular
ECG	electrocardiographic
LVEF	left ventricular ejection fraction
LAVI	left atrial volume index
LV	left ventricular
RV	FAC right ventricular fractional area change
TAPSE	tricuspid annular plane systolic excursion
PASP	pulmonary artery systolic pressure
RA	right atrial
LACI	left atrial coupling index
SD	standard deviation
IQR	interquartile range
OR	odds ratio
ROC	receiver operating characteristic
OSA	obstructive sleep apnea
LAEF	left atrial emptying fraction