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Updated: Jul 17, 2025

Catheter Ablation in Combination With Left Atrial Appendage Closure for Atrial Fibrillation
Published on: February 26, 2013
Cardiovascular Hospitalizations and Resource Use Following Atrial Fibrillation Ablation
Mehak Dhande1, Amr Barakat1, Ann Canterbury1
1Center for Atrial Fibrillation University of Pittsburgh School of Medicine, University of Pittsburgh Medical Center Heart and Vascular Institute Pittsburgh PA.
Insights
Atrial fibrillation (AF) ablation significantly reduces hospitalizations and healthcare resource use. This study shows fewer AF-related hospital stays and emergency visits post-ablation, indicating potential cost savings.
Area of Science:
- Cardiology
- Health Services Research
- Medical Economics
Background:
- Atrial fibrillation (AF) significantly contributes to morbidity and healthcare costs.
- Rising AF prevalence necessitates evaluating treatments' impact on healthcare resource utilization.
- AF ablation is a key treatment modality requiring assessment of its economic and clinical outcomes.
Purpose of the Study:
- To evaluate the impact of atrial fibrillation (AF) ablation on hospitalization rates, length of stay, and overall resource use.
- To compare healthcare resource utilization in patients before and after undergoing AF ablation within a multihospital system.
Main Methods:
- Observational analysis of 3417 patients undergoing AF ablation.
- Comparison of hospitalization (total, cardiovascular, AF), emergency department visits, and length of stay in the 12 months before and 24 months following ablation.
- Assessment of electrical cardioversions and antiarrhythmic drug use pre- and post-ablation.
Main Results:
- Significant reductions observed in total, cardiovascular, and AF-specific hospitalizations per patient-year post-ablation (P<0.001).
- Emergency department visits decreased significantly following AF ablation (P<0.001).
- Lower average length of stay, reduced antiarrhythmic therapy use, and fewer electrical cardioversions were noted post-ablation (P<0.0001).
Conclusions:
- Atrial fibrillation ablation is associated with a marked decrease in hospitalizations and healthcare resource utilization.
- The findings suggest that AF ablation may lead to reduced patient morbidity and lower healthcare expenditures.
- AF ablation represents a cost-effective strategy for managing atrial fibrillation.
Abstract:
Background Over the next few years, atrial fibrillation (AF)-related morbidity and costs will increase significantly. Thus, it is prudent to examine the impact of AF treatment on health care resource use. This study examined the impact of AF ablation on hospitalization, length of stay, and resource use for patients undergoing AF ablation in a multihospital system. Methods and Results In an observational analysis, outcomes of total, cardiovascular, and AF hospitalizations, emergency department visits, and length of stay were compared for 3417 patients between 12 months before and 24 months following AF ablation. Use of electrical cardioversions and antiarrhythmic use were also compared 1 year before to 2 years after AF ablation. There were fewer total (0.7±1.3 versus 0.3±0.7; P<0.001), cardiovascular (0.7±1.2 versus 0.2±0.6; P<0.001), and AF (0.6±1.1 versus 0.1±0.3; P<0.001) hospitalizations and emergency department visits (0.8±2.1 versus 0.4±0.9; P<0.001) per patient-year for the 2 years following AF ablation compared with 1 year before. Average length of stay per patient-year (1.4±7.9 versus 3.6±5.3 days; P<0.0001), the percentage of patients on antiarrhythmic therapy (21.2% versus 58.5%; P<0.0001), and those undergoing electrical cardioversions (16.1% versus 28.1%; P<0.0001) were lower 2 years following AF ablation versus 1 year before. Conclusions We noted a decrease in total, cardiovascular, and AF hospitalizations and health care resource use during the 2-year period after index AF ablation, compared with the 1 year before. AF ablation may portend a decline in patient morbidity and health care costs.
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