Table 1. Baseline Clinical Characteristics of Subjects with Induced VF.
| Characteristics | Study population: Subjects with Both VF Mechanisms, n (%) | Subjects with a Single VF Mechanism, n (%) | P value |
|---|---|---|---|
| N = 8 | N = 10 | ||
| Age (years) | 69±7 | 65±7 | 0.24 |
| LVEF (%) | 39±19 | 40±14 | 0.86 |
| Ischemic Cardiomyopathy | 4 (50%) | 1 (17%) | 0.30 |
| Non-ischemic cardiomyopathy | 2 (25%) | 6 (60%) | 0.19 |
| Prior history of sustained VT | 5 (63%) | 4 (67%) | 0.64 |
| Prior history of VF | 2 (25%) | 0 (0%) | 0.18 |
| Indication for Procedure: | |||
| VT/VF ablation | 5 (63%) | 4 (40%) | 0.64 |
| PVC ablation | 3 (38%) | 6 (60%) | 0.64 |
| Coronary disease | 6 (75%) | 5 (50%) | 0.37 |
| Prior myocardial infarction | 5 (63%) | 2 (20%) | 0.15 |
| Prior PCI | 3 (38%) | 5 (50%) | 0.66 |
| CABG | 4 (50%) | 2 (20%) | 0.32 |
| Hypertension | 6 (75%) | 9 (90%) | 0.56 |
| Diabetes mellitus | 3 (38%) | 1 (10%) | 0.28 |
| Hyperlipidemia | 7 (88%) | 8 (80%) | 1 |
| Antiarrhythmic medication | 4 (50%) | 2 (20%) | 0.12 |