Evidence map›Paper›PMID 41552339›Full record

ArticleAmerican journal of translational research2025

Post-procedural anticoagulation enhances cognitive function and reduces stroke risk in atrial fibrillation patients after left atrial appendage occlusion.

Biyong Deng, Lezhi Sheng, Yue Zhang, Cuiju Zhi, Suxia Han, Xin Chen

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Article in American journal of translational research, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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5 · Who and what money

Authors and funding

6 authors.

Biyong DengDepartment of Cardiology, Shanghai Pudong New Area People's Hospital Shanghai 201299, China.
Lezhi ShengDepartment of Cardiology, Shanghai Pudong New Area People's Hospital Shanghai 201299, China.
Yue ZhangDepartment of Cardiology, Shanghai Pudong New Area People's Hospital Shanghai 201299, China.
Cuiju ZhiDepartment of Cardiology, Shanghai Pudong New Area People's Hospital Shanghai 201299, China.
Suxia HanDepartment of Cardiology, Shanghai Pudong New Area People's Hospital Shanghai 201299, China.
Xin ChenDepartment of Cardiology, Ninth People's Hospital Affiliated to The Medical School of Shanghai Jiaotong University Shanghai 200011, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo investigate the effect of post-left atrial appendage (LAA) occlusion anticoagulation strategy adjustments on cognitive function in atrial fibrillation (AF) patients, showing the influence of these adjustments on long-term brain health.

methodsIn this retrospective cohort study, a total of 210 patients with AF subjected to left atrial appendage (LAA) closure between January 2022 and January 2025 were included. Among them, 103 patients received anticoagulation treatment following the procedure (observation group) and 107 did not (control group). The primary outcome - cognitive function - was evaluated using the Mini-Mental State Examination (MMSE) scale and other cognitive tests. The secondary outcomes, including major adverse events (stroke [ischemic, hemorrhagic], transient ischemic attack, major bleeding, and venous thrombotic event), blood biochemical values (fasting blood glucose [FBG], low-density lipoprotein [LDL], high-density lipoprotein (HDL), triglycerides (TG), prothrombin time [PT], activated partial thromboplastin time [aPTT], fibrinogen, and D-Dimer), and quality-of-life scores (Physical, Mental Health, and Social Functioning) were also recorded and compared between groups.

resultsPost-procedure anticoagulation therapy significantly improved both cognitive function and clinical outcomes in AF patients undergoing LAA occlusion. The observation group demonstrated significantly better performances in the MMSE, attention, working memory, and visual-spatial abilities (all P<0.001). The FBG and LDL levels (both P<0.001) were significantly lower in the observation group compared to the control group, as was the incidence of ischemic stroke (1.9 vs. 5.6%) (P = 0.032). Quality of life scores, including physical, mental, and social functioning, were all significantly better in the observation group (P<0.001). Anticoagulation effects were evident, with significantly prolonged PT and aPTT in the observation group (P<0.001). Logistic regression analysis identified anticoagulation therapy as a significant predictor of reduced cognitive impairment (OR = 0.940, 95% CI: 0.910-0.972, P<0.001), indicating its potential benefit in preserving cognitive function after LAA occlusion.

conclusionPost-procedural anticoagulation therapy significantly improves cognitive function, reduces ischemic stroke incidence, and enhances quality of life in AF patients following LAA occlusion, highlighting its clinical value in management.

Indexed as

anticoagulation strategyatrial fibrillationcognitive functionLeft atrial appendage occlusionpostoperative management

Identifiers

PMID41552339
PMCPMC12808047

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.