Table 2 Outcome of electrical cardioversion in atrial fibrillation on prophylactic antiarrhythmic treatment before the 1st and 2nd electrical cardioversion
Antiarrhythmic drug | Patients with successful 1st ECV (%) | Patients with successful 2nd ECV (%) |
|---|---|---|
Procainamide | 22 (73) | 5 (71) |
Amiodarone | 15 (75) | 17 (59) |
Quinidine | 9 (75) | 2 (100) |
Ibutilide | 6 (75) | 4 (100) |
Propafenone | 6 (86) | 3 (100) |
Sotalol | 6 (86) | 17 (94) |
Flecainide | 1 (50) | 2 (67) |
No drug | 178 (63) | 22 (79) |