| Balance of benefit to risk for catheter ablation in patients with symptomatic atrial fibrillation | |||
|---|---|---|---|
| Long-standing* | Persistent | Paroxysmal | |
| First line | – | – | + |
| Failed first drug | – | + | ++ |
| Failed second drug | + | ++ | +++ |
| Failed multiple drugs | ++ | +++ | +++ |
+ Indicates balance of benefit to risk in favour of catheter ablation
* Ongoing symptomatic atrial fibrillation ≥ 1 year.