Abstract 216
| Pacing Mode | ALL OFF | ALL ON | RS ON | VRS ON |
|---|---|---|---|---|
| *p<0.05; **p<0.01 | ||||
| AF Burden (%) | 11.6 | 13.1 | 11.3 | 10.9 |
| Episodes per day | 10.1 | 12.1 | 9.4 | 16 |
| Atrial pacing (%) | 41 | 82** | 82** | 45 |
| Ventricular pacing (%) | 50 | 62** | 53 | 59** |
| PACs per day | 658 | 614 | 459 | 628 |
| PAC AF onsets (%) | 25 | 21** | 17* | 25 |