Transcatheter Versus Surgical Closure of Atrial Septal Defect in Children and Adults: A Systematic Review and
Johnson Kannady1, Putri Amelia2, Ahmad Dwi Rifa'i1
1Center of Evidence Based in Pediatric Cardiology, Universitas Sumatera Utara, Medan, North Sumatera, Indonesia.
Insights
Transcatheter closure of atrial septal defects shows high success rates with fewer complications and faster recovery compared to surgery. This approach is particularly beneficial for suitable patients, supporting personalized treatment decisions.
Area of Science:
- Cardiovascular Medicine
- Interventional Cardiology
- Pediatric Cardiology
Background:
- Atrial septal defect (ASD) closure can be achieved surgically or via transcatheter intervention.
- Comparative outcomes between pediatric and adult populations undergoing ASD closure remain inconsistent.
- This review synthesizes evidence to evaluate procedural success, complications, and characteristics of both closure methods across age groups.
Purpose of the Study:
- To compare the procedural success, complication rates, and recovery times of surgical versus transcatheter closure for atrial septal defects.
- To evaluate outcomes across different age groups (children and adults).
- To synthesize observational evidence for informed clinical decision-making in ASD management.
Main Methods:
- Systematic review and meta-analysis adhering to PRISMA 2020 guidelines.
- Inclusion of 36 observational studies published up to 2024, with quality assessed by the Newcastle-Ottawa Scale.
- Random effects models and subgroup analyses by age and procedure type were employed; publication bias was assessed.
Main Results:
- Pooled procedural success rate for ASD closure was high at 95%.
- Transcatheter closure demonstrated higher success in children (87%) compared to surgery (99%), while success rates were comparable in adults (97% vs 98%).
- Transcatheter intervention resulted in significantly shorter hospitalizations (mean difference: -3.86 days) and fewer major complications (RR: 0.58) compared to surgery.
Conclusions:
- Both surgical and transcatheter approaches offer high success rates for ASD closure.
- Transcatheter intervention is associated with lower complication rates and faster recovery, especially in anatomically suitable patients.
- Treatment selection should be individualized based on patient age, specific anatomy, and available institutional expertise.
Background:
Atrial septal defect closure can be performed surgically or via transcatheter intervention, yet comparative outcomes remain inconsistent between children and adults. This review synthesizes observational evidence to evaluate procedural success, complications, and periprocedural characteristics across both populations.
Methods:
A systematic review and meta-analysis following the Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) 2020 guidelines was conducted, including 36 observational studies published through 2024. Study quality was assessed using the Newcastle-Ottawa Scale. Random effects models were applied, with subgroup analyses by age and procedure type. Publication bias was examined using funnel plots and Egger's test.
Results:
The pooled procedural success rate was 95% (95% CI: 92%-97%; I² = 90.2%). Among children, raw procedural success was 87% (1445/1656) for transcatheter closure and 99% (505/510) with surgery. In adults, transcatheter closure achieved 97% (95% CI: 90%-99%), whereas surgery reached 98% (95% CI: 70%-100%). Transcatheter closure resulted in shorter hospitalization (mean difference: -3.86 days, 95% CI: -6.03 to -1.69; P = .0004) and fewer major complications (risk ratio: 0.58, 95% CI: 0.39-0.86; P = .006). Sensitivity analysis restricted to high-quality studies (n = 12) remained consistent. Egger's regression did not indicate significant publication bias (P = .069).
Conclusion:
Both approaches provide high closure success, yet transcatheter intervention offers lower complication rates and faster recovery, particularly in anatomically suitable patients. These findings support individualized treatment selection based on age, anatomy, and institutional experience.
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