Frequency (n)

Percentage (%), 95% CI

Anti-arrhythmia medicine

Digoxine

121

70.8 (63.6 - 77.1)

Amiodarone

67

39.2 (32.2 - 46.7)

Betabocker

7

4.1 (2 - 8.2)

Flecainide

3

1.8 (0.6 - 5)

Anti-Thrombotics

Aspirin

119

69.6 (62.3 - 76)

Anti-vitamin K

53

31 (24.5 - 38.3)

Heparin

47

27.5 (21.4 - 34.6)