IMR Press / RCM / Volume 24 / Issue 12 / DOI: 10.31083/j.rcm2412357
Open Access Systematic Review
Effect of Antiplatelet Agents on Abdominal Aortic Aneurysm Process: A Systematic Review and Meta-Analysis
Yang Yang1,2Chang Li1Zhi-Yuan Wu1,2,†Zuo-Guan Chen1,2Yong-Peng Diao1,2Yong-Jun Li1,2,3,4,*,†
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1 Department of Vascular Surgery, Beijing Hospital, National Center of Gerontology; Institute of Geriatric Medicine, Chinese Academy of Medical Sciences, 100010 Beijing, China
2 Institute of Geriatric Medicine, Chinese Academy of Medical Science, 100010 Beijing, China
3 Peking University Health Science Center, 100010 Beijing, China
4 Peking Union Medical College, Chinese Academy of Medical Science, 100010 Beijing, China
*Correspondence: liyongjun4679@bjhmoh.cn (Yong-Jun Li)
These authors contributed equally.
Rev. Cardiovasc. Med. 2023, 24(12), 357; https://doi.org/10.31083/j.rcm2412357
Submitted: 11 April 2023 | Revised: 20 July 2023 | Accepted: 26 July 2023 | Published: 19 December 2023
(This article belongs to the Section Cardiovascular Drugs)
Copyright: © 2023 The Author(s). Published by IMR Press.
This is an open access article under the CC BY 4.0 license.
Abstract

Background: This systematic review and meta-analysis aims to investigate whether antiplatelet agents are associated with the reduction, expansion, and rupture of abdominal aortic aneurysm (AAA). Methods: A thorough exploration was conducted on four prominent databases, namely EMBASE, Ovid, PubMed, and Scopus, to identify studies that reported the influence of antiplatelet agents on the sac development of AAA. The assessment was carried out until March 2023. R software v.4.1 was used for statistical analysis. Results: After reviewing 13 publications which included a total of 5392 patients (1446 in the antiplatelet group and 2540 in the control group), a meta-analysis was conducted. The results of the analysis revealed that there was no significant difference in the annual growth rate of AAA diameter between those who received antiplatelet agents and those who did not (mean difference (MD) = –0.04, 95% CI = [–0.37, 0.30]; heterogeneity: p < 0.01, I2 = 91%, τ2 = 0.1278). Additionally, there was no difference in the number of patients who experienced aneurysm diameter expansion between the two groups, significantly (odds ratio (OR) = 0.96, 95% CI = [0.41, 2.25]; heterogeneity: p < 0.01, I2 = 78%, τ2 = 0.5849). Conclusions: Antiplatelet agents do not affect AAA’s reduction, expansion, or rupture. There is no benefit to AAA patients taking antiplatelet agents for the purpose of slowing down growth rates of sac diameter.

Keywords
abdominal aortic aneurysm
antiplatelet agents
aspirin
endovascular aortic repair
meta-analysis
Funding
2020YFC2008003/National Key Research and Development Project of China
2021-I2M-1-050/Chinese Academy of Medical Sciences (CAMS) Innovation Fund for Medical Sciences
BJ-2021-205/National High Level Hospital Clinical Research Funding
Figures
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