Table 2 Outcomes after catheter ablation in patients with and without cancer
From: Efficacy and safety of catheter ablation for atrial fibrillation in patients with history of cancer
Cancer (n = 251) | No Cancer (n = 251) | P value | |
|---|---|---|---|
Effectiveness Outcomes | |||
Recurrence of atrial arrhythmias during the 3-month blanking period | 83 (33.1) | 78 (31.1) | 0.29 |
Recurrence of atrial arrhythmias during the 3-month blanking period requiring cardioversion | 36 (14.3) | 38 (15.1) | 0.34 |
Recurrence after 3 months | 87 (34.7) | 90 (35.8) | 0.65 |
Recurrence after 6 months | 77 (30.7) | 72 (28.7) | 0.43 |
Recurrence after 12 months | 63 (25.1) | 57 (22.7) | 0.40 |
Recurrence after 24 months | 33 (13.1) | 43 (17.1) | 0.33 |
Freedom from AF at 12 months | 209 (83.3) | 182 (72.5) | 0.28 |
Freedom from AF without AAD at 12 months | 127 (50.6) | 88 (35.0) | < 0.001 |
Freedom from AF with AAD at 12 months | 82 (32.7) | 94 (37.4) | 0.19 |
Need for repeat ablation | 52 (20.7) | 69 (27.5) | 0.29 |
Safety Outcomes | |||
Bleeding | 0.12 | ||
Access site | 13 (5.2) | 6 (2.4) | |
Non-access site | 7 (2.8) | 4 (1.6) | |
PV stenosis post ablation | 1 (0.4) | 2 (0.8) | 0.30 |
Stroke post ablation | 4 (1.6) | 1 (0.4) | 0.15 |
Cardiac tamponade post ablation | 3 (1.2) | 2 (0.8) | 0.60 |