Electrophysiology
Catheter ablation efficacy and long-term results
Also called AFib ablation, pulmonary vein isolation, PVI outcomes
Sources: updated Oct 1, 2026
Specific, answerable questions in this area — each with its own synthesized evidence and consensus. Open one to see the forest plot, source trials, and how the consensus has changed over time.
Does digitalis preparation vs placebo improve outcomes in Wolff-Parkinson-White Syndrome?
Low CertaintySupports benefitdigitalis preparation vs placebo · Cardiac Index
Does verapamil vs placebo improve outcomes in Wolff-Parkinson-White Syndrome?
Low CertaintySupports benefitverapamil vs placebo · Myocardial Infarction Hospitalization
Synthesized from 3 evidence-backed clinical questions on AF ablation outcomes — 3 supports benefit.
The placed evidence leans toward benefit
3
Favor benefit
100% of all
0
No benefit shown
0% of all
Low certainty on 100% of questions
Does digitalis preparation vs placebo improve outcomes in Wolff-Parkinson-White Syndrome?
Low Certainty+ Favors benefitdigitalis preparation vs placebo · Cardiac Index
2 studies (42 patients) provide low-certainty evidence for benefit of digitalis preparation for Cardiac Index in Wolff-Parkinson-White Syndrome.
Does verapamil vs placebo improve outcomes in Wolff-Parkinson-White Syndrome?
Low Certainty+ Favors benefitverapamil vs placebo · Myocardial Infarction Hospitalization
2 studies (16 patients) provide low-certainty evidence for benefit of verapamil for Myocardial Infarction Hospitalization in Wolff-Parkinson-White Syndrome.
CABANA and EARLY-AF
Cardiology Trials Journal Club — Tue, Sep 15, 10:00 AM EDT
AFFIRM and RACE
Cardiology Trials Journal Club — Tue, Sep 8, 10:00 AM EDT
#bruinhearts VA Journal Club--NEMESIS PFA
UCLA #bruinhearts Journal Club Section — Fri, Aug 21, 11:00 AM EDT — 2 attended
VA Journal Club: Factor XI Inhibitors and Atrial Fibrillation
UCLA #bruinhearts Journal Club Section — Fri, Aug 7, 11:00 AM EDT
Sessions from public journal clubs on Synapse. RSVP to join the live discussion.
A clinical question appears here only when its condition matches this topic, an outcome and a comparator were extracted from the studies, at least two studies and a patient count are on file, and the certainty is low or higher.
Supports benefit, no benefit shown, and mixed describe the direction of the measured effect. No benefit shown means the evidence does not support a benefit. It is not a finding of harm. Too little evidence means the question did not clear that bar.
Study count, RCT count, and patient count are separate. The patient total adds only studies that are linked into a study family and whose sample size is not flagged as implausible. A reversal is listed only when at least one randomized trial sits on each side of the change.
The overview is drafted from the guideline recommendations, trials, papers, and questions on this page, and every sentence has to cite one of them. It stays unverified until an NPI-verified clinician or a Synapse admin approves it. Approving records that person's name.
“CABANA failed to demonstrate a statistically significant reduction in primary composite cardiovascular outcomes for catheter ablation compared with medical therapy.”
“For older, minimally symptomatic atrial fibrillation patients, rhythm control does not improve survival compared with rate control and requires continued anticoagulation.”