Patient characteristics
All patients n=61
Age, years 63±12
Male gender, n (%) 43 (70)
Risk factors, n (%)
Hypertension 21 (34)
Diabetes mellitus 7 (11)
Cardiovascular history, n (%) Heart failure Coronary artery disease Associated atrial fibrillation Previous pacemaker Paroxysmal flutter Patient in SR at baseline Echocardiographic parameters LVEF (%) LA enlargement (>45ml/m2) n (%) Electrocardiographic parameters PR interval (ms) Atrial Flutter Cycle lenght (ms) 12 (20) 6 (10) 28 (46) 1 (2) 32 (52) 39 (64) 56.3±10.7 19 (31) 177±32 249±28
Drugs n (%) Flecainide Betablockers Sotalol Amiodarone Calcium inhibitors 10 (16) 38 (62) 0 (0) 20 (33) 0