Abbreviations:
AAFL: Atypical atrial flutter
AFL: Atrial flutter
AF: Atrial fibrillation
MRAT: Macro-reentrant atrial tachycardias
CTI: Cavo-Tricuspid Isthmus
EP study: Electrophysiology study
RF: Radiofrequency
AV-Node: Atrioventricular node
AAD: Anti-arrhythmic drug
RA: Right atrium
LA: Left atrium
RFS: Recurrence-free survival
IQR: interquartile range