Continuous aspirin treatment improves cardiovascular events and all-cause mortality in hemodialysis patients with peripheral artery disease

Autor: Chung-Kuan Wu, Noi Yar, Yun-Yi Chen
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Renal Failure, Vol 46, Iss 2 (2024)
Druh dokumentu: article
ISSN: 0886022X
1525-6049
0886-022X
DOI: 10.1080/0886022X.2024.2380754
Popis: Background Hemodialysis (HD) patients with peripheral arterial disease (PAD) are at heightened risk of adverse vascular events, and aspirin positively affects those outcomes. We aimed to investigate the association between different patterns of aspirin use and clinical vascular events in chronic HD patients with PAD.Methods This retrospective nationwide cohort study enrolled 758 chronic HD patients who had been diagnosed with PAD between January 1, 2008, and December 31, 2012, and followed up until the end of 2020. Patients were divided into three groups according to medication possession ratio (MPR) and continued use of aspirin (i.e., low MPR, high MPR but discontinuous prescription, and high MPR and continuous prescription). Percutaneous transluminal angioplasty (PTA), surgical bypass, lower leg amputation, cardiovascular events, cerebrovascular events, and all-cause mortality were evaluated.Results High MPR and continuous aspirin use had the lowest incidence of all-cause mortality and cardiovascular events compared with the two other groups, and it was significantly associated with low risk of PTA, surgical bypass, cardiovascular events, and all-cause mortality (aHR: 0.58 [0.41–0.83], 0.49 [0.25–0.95], 0.57 [0.40–0.81], and 0.70 [0.55–0.88], respectively). Kaplan–Meier analysis revealed that event-free rates of PTA, cardiovascular events, and all-cause mortality of patients with high MPR and continuous aspirin treatment were the highest among the three groups (p
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