Abstract
Aim
Percutaneous left atrial appendage (LAA) closure has been established as alternative stroke prophylaxis in patients with non-valvular atrial fibrillation (AF) and high bleeding risk. However, little is known regarding the outcome after LAA closure depending on the HAS-BLED score.
Methods
A sub-analysis of the prospective, multicenter, Left-Atrium-Appendage Occluder Register—GErmany (LAARGE) registry was performed assessing three different groups with respect to the HAS-BLED score (0–2 [group 1] vs. 3–4 [group 2] vs. 5–7 [group 3]).
Results
A total of 633 patients at 38 centers were enrolled. Of them, 9% (n = 59) were in group 1, 63% (n = 400) in group 2 and 28% (n = 174) in group 3. The Kaplan–Meier estimated 1-year composite of death, stroke and systemic embolism was 3.4% in group 1 vs. 10.4% in group 2 vs. 20.1% in group 3, respectively (p log-rank < 0.001). The difference was driven by death since stroke and systemic embolism did not show a significant difference between the groups. The rate of major bleeding at 1 year was 0% vs. 0% vs. 2.4%, respectively (p = 0.016).
Conclusion
The present data show that patients had similarly low rates of ischemic complications 1 year after LAA closure irrespective of the baseline bleeding risk. Higher HAS-BLED scores were associated with increased mortality due to higher age and more severe comorbidity of these patients.
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Abbreviations
- ACP:
-
Amplatzer cardiac plug
- INR:
-
International normalized ratio
- IQR:
-
Interquartile range
- LAA:
-
Left atrial appendage
- LAARGE:
-
Left-Atrium-Appendage Occluder Register—GErmany
- NOAK:
-
Novel oral anticoagulants
- TIA:
-
Transient ischemic attack
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Funding
The present Left-Atrium-Appendage Occluder Register—GErmany (LAARGE) was conducted independently from industry and only scientifically and financially sponsored by the Stiftung Institut für Herzinfarktforschung (IHF) Ludwigshafen, Germany. For the biometrical analyses of the present work, the IHF was financially supported by an unrestricted grant from Boston Scientific.
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Jakob Ledwoch: none.
Jennifer Franke: none.
Johannes Brachmann: none.
Thorsten Lewalter: Speaker honorary from St. Jude Medical/Abbott Vascular and Boston Scientific.
Ibrahim Akin: none.
Jochen Senges: none.
Matthias Hochadel: none.
Christian Weiß: none.
Alexander Krapivsky: none.
Horst Sievert: Study honorary, travel expenses, consulting fees from Access Closure, AGA, Angiomed, Ardian, Arstasis, Atritech, Atrium, Avinger, Bard, Boston Scientific, Bridgepoint, CardioKinetix, CardioMEMS, Coherex, Contego, CSI, EndoCross, EndoTex, Epitek, Evalve, ev3, FlowCardia, Gore, Guidant, Lumen Biomedical, HLT, Kensey Nash, Kyoto Medical, Lifetech, Lutonix, Medinol, Medtronic, NDC, NMT, OAS, Occlutech, Osprey, Ovalis, Pathway, PendraCare, Percardia, pfm Medical, Recor, Rox Medical, Sadra, Sorin, Spectranetics, SquareOne, Trireme, Trivascular, Viacor, Velocimed, Veryan.
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Ledwoch, J., Franke, J., Brachmann, J. et al. Impact of HAS-BLED Score on outcome after percutaneous left atrial appendage closure: insights from the German Left Atrial Appendage Occluder Registry LAARGE. Clin Res Cardiol 111, 541–547 (2022). https://doi.org/10.1007/s00392-021-01911-1
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DOI: https://doi.org/10.1007/s00392-021-01911-1