ArticleJournal of interventional cardiac electrophysiology : an international journal of arrhythmias and pacing2025
Direct-to-catheter ablation versus second line catheter ablation for persistent atrial fibrillation: Effect on arrhythmia recurrence, AF burden, early left atrium remodeling and quality of life.
Article in Journal of interventional cardiac electrophysiology : an international journal of arrhythmias and pacing, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
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Who cites it
2 citing papers in PubMed.
- Pre-ablation rate control therapy and direct-to-catheter ablation in patients with persistent atrial fibrillation: A DECAAF II subanalysis.Journal of interventional cardiac electrophysiology : an international journal of arrhythmias and pacing · 2026Article
- Current Perspective for Atrial Fibrillation in Patients with Brugada Syndrome: A Comprehensive Review.Reviews in cardiovascular medicine · 2025Review
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Authors and funding
23 authors.
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Abstract
backgroundCatheter ablation has obtained class 1 indication in ablation of young, healthy patients with symptomatic paroxysmal atrial fibrillation (AF). Anti-arrhythmic drugs (AADs) remain first-line therapy before ablating persistent AF (PersAF). We sought to evaluate the efficacy of a direct-to-catheter ablation approach against catheter ablation post AADs in PersAF.
methodsIn this DECAAF II subanalysis, patients were stratified into two subgroups: 'Direct-to-catheter' group comprising patients who had not received AADs prior to ablation, and'second-line ablation' group, comprising patients who had been on any AAD therapy at any time before ablation. Patients were followed over 18 months. The primary outcome was AF recurrence. Secondary outcomes included AF burden, quality of life (QoL) that assessed by the AFSS and SF-36 scores, and changes in the left atrial volume index (LAVI) assessed by LGE-MRI scans.
resultsThe analysis included 815 patients, with 279 classified as'direct-to-catheter' group and 536 classified as'Second-line ablation' group. The primary outcome was similar between both groups (44.8% vs 44.4%, p > 0.05), as was AF burden (20% vs 16%, p > 0.05). Early remodeling, reflected by LAVI reduction, was similar between the groups (9.1 [1.6-18.0] in the second-line ablation group and 9.5 [2.5-19.7] in the direct-to-catheter group, p > 0.05). QoL pre/post ablation was also similar (p > 0.05). On multivariate analysis, history of AAD was not predictive of AF recurrence(p > 0.05).
conclusionPrior AAD therapy demonstrated minimal impact on atrial remodeling and QoL improvement, in addition to limited benefit on AF recurrence and burden post-ablation in patients with PersAF. Additional studies are warranted to explore the efficacy of catheter ablation as a first-line therapy in PersAF.
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