Clinical data of patients with and without atrial fibrillation during intraoperative ventricular fibrillation (VF) conversion testing
| With AF | No AF | ||
| Patients | 18 | 32 | |
| Male | 16 (89) | 28 (88) | NS |
| Age (years) (mean (SD)) | 63 (12) | 57 (11) | NS |
| Coronary heart disease | 13 (72) | 19 (59) | NS |
| History of atrial fibrillation | 4 (22) | 6 (19) | NS |
| Left ventricular ejection fraction (%) (mean (SD)) | 39 (17) | 34 (14) | NS |
| NYHA I + II | 13 (72) | 24 (75) | NS |
| NYHA III + IV | 5 (28) | 8 (25) | NS |
| Primary arrhythmia | |||
| MVT | 8 (44) | 17 (53) | NS |
| VF | 10 (56) | 15 (47) | NS |
| Antiarrhythmic drugs | |||
| Class I | 0 | 3 (9) | NS |
| Class II | 3 (17) | 3 (9) | NS |
| Class III (sotalol) | 2 (11) | 4 (13) | NS |
| Class III (amiodarone) | 3 (17) | 5 (16) | NS |
Values are n (%) unless otherwise stated.
AF, atrial fibrillation; MVT, monomorphic ventricular tachycardia, NYHA, New York Heart Association functional class.