Table 3.
Single-procedure effectiveness outcomes at 12 months (AF-free) or all in-study procedures on or off AADs
| Cohort (number of patients) | Single procedure success | Success | Failure | P-value | With retreatment procedure success | Success | failure | P-value |
|---|---|---|---|---|---|---|---|---|
| AF-free | AF-free | |||||||
| Full cohort (103) | 67.0% | 69 | 34 | n/a | 75.7% | 78 | 25 | n/a |
| De novo PVI w/AcQMap (47) | 83.0% | 39 | 8 | 0.0017 | 91.5% | 43 | 4 | 0.001 |
| PVI + w/AcQMap (56) | 53.6% | 30 | 26 | 62.5% | 35 | 21 | ||
| First retreatment (76) | 69.7% | 53 | 23 | 0.347 | 78.9% | 60 | 16 | 0.20 |
| Second retreatment (27) | 59.3% | 16 | 11 | 66.7% | 18 | 9 | ||
| No PV Reconnection (30) | 60.0% | 18 | 12 | 0.3626 | 70.0% | 21 | 9 | 0.45 |
| Reconnected Veins (73) | 69.9% | 51 | 22 | 78.1% | 57 | 16 | ||
| Absence of non-PV targets (21) | 71.4% | 15 | 6 | 0.796 | 81.0% | 17 | 4 | 0.78 |
| Presence of non-PV targets (82) | 65.9% | 54 | 28 | 74.4% | 61 | 21 |
AADs, antiarrhythmic drugs; AF, atrial fibrillation; PV, pulmonary vein; PVI, pulmonary vein isolation.
P-value calculated using Fishers exact test, significance level is P < 0.05.