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Updated: Jun 18, 2026

Catheter Ablation in Combination With Left Atrial Appendage Closure for Atrial Fibrillation
Published on: February 26, 2013
Impact of Sodium-Glucose Cotransporter 2 Inhibitors on Postablation Atrial Fibrillation Recurrence: A Systematic
Yasir Adnan1, Umabalan Thirupathy2, Aya Abouayana3
1From the Department of Cardiology, Sheikh Shakhbout Medical City, Abu Dhabi, UAE.
Abstract:
Postablation atrial fibrillation (AF) recurrence remains an important clinical challenge. Recent evidence suggests sodium-glucose cotransporter 2 inhibitors (SGLT2i) may reduce AF recurrence, but comprehensive data are limited. Electronic databases were systematically searched to identify studies evaluating clinical outcomes in patients with AF undergoing catheter ablation who received SGLT2i compared with those not receiving SGLT2i therapy. The primary outcome of interest was AF recurrence. Secondary outcomes included all-cause mortality and rehospitalization. Pooled effect estimates were calculated using random-effects models. The meta-analysis included 14 studies comprising 20,996 patients. Mean patient age was 65.9 ± 8.1 years, and mean follow-up duration was 16.4 months. SGLT2i therapy was associated with a significantly reduced risk of postablation AF recurrence compared to control (risk ratios [RRs]: 0.65, 95% confidence intervals [CIs], 0.58-0.72, P < 0.0001). Secondary outcomes demonstrated reductions in all-cause mortality (RR: 0.67, 95% CI, 0.49-0.93, P = 0.01) and rehospitalizations (RR: 0.80, 95% CI, 0.72-0.88, P < 0.0001). Moderate heterogeneity was observed for the primary outcome (I2 = 47.6%), but subgroup analyses showed no significant interaction by study design (P = 0.83). SGLT2i therapy is associated with a substantial reduction in postablation AF recurrence and improved cardiovascular outcomes. However, the evidence is predominantly observational; large-scale randomized controlled trials are needed to confirm these benefits and refine clinical guidelines.
Insights
Sodium-glucose cotransporter 2 inhibitors (SGLT2i) significantly reduce atrial fibrillation (AF) recurrence after catheter ablation. This therapy also lowers mortality and rehospitalization rates, suggesting improved cardiovascular outcomes in AF patients.
Area of Science:
- Cardiology
- Pharmacology
Background:
- Atrial fibrillation (AF) recurrence post-ablation is a significant clinical issue.
- Emerging evidence suggests sodium-glucose cotransporter 2 inhibitors (SGLT2i) may mitigate AF recurrence, but data are limited.
Purpose of the Study:
- To systematically evaluate the efficacy of SGLT2i in reducing post-ablation AF recurrence.
- To assess the impact of SGLT2i on all-cause mortality and rehospitalization in AF patients undergoing ablation.
Main Methods:
- A meta-analysis of 14 electronic database studies involving 20,996 patients.
- Compared outcomes of AF patients receiving SGLT2i versus those not receiving SGLT2i post-catheter ablation.
- Utilized random-effects models to calculate pooled effect estimates for AF recurrence, mortality, and rehospitalization.
Main Results:
- SGLT2i therapy significantly reduced AF recurrence (RR: 0.65, P < 0.0001).
- Associated with decreased all-cause mortality (RR: 0.67, P = 0.01) and rehospitalizations (RR: 0.80, P < 0.0001).
- Moderate heterogeneity observed; subgroup analyses showed no significant interaction by study design.
Conclusions:
- SGLT2i therapy demonstrates a substantial reduction in post-ablation AF recurrence and improved cardiovascular outcomes.
- Current evidence is primarily observational; large-scale randomized controlled trials are necessary for confirmation.
- Findings may inform future clinical guidelines for AF management.
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