scholarly journals Patterns of treatment with antiplatelet therapy after an acute coronary syndrome: Data from a large database in a community setting

2018 ◽  
Vol 26 (8) ◽  
pp. 836-846 ◽  
Author(s):  
Claudio Cimminiello ◽  
Letizia Dondi ◽  
Antonella Pedrini ◽  
Giulia Ronconi ◽  
Silvia Calabria ◽  
...  

Aims Current guidelines strongly recommend antiplatelet therapy with aspirin plus a P2Y12 receptor inhibitor (dual therapy) for patients with acute coronary syndrome (ACS). To better understand how antiplatelet treatment is prescribed in clinical practice, the aim of this study was to provide a more detailed description of real-world patients with and without antiplatelet treatment after an ACS, their outcomes at one-year follow-up and the related integrated cost. Methods The ReS database, including more than 12 million inhabitants, was evaluated. During the accrual period ACS patients discharged alive were identified on the basis of ICD-IX-CM code. Antiplatelet drug prescriptions and healthcare costs were analysed over one-year follow-up. Results In 2014, of the 25,129 patients discharged alive after an ACS, 5796 (23%) did not receive any antiplatelet therapy during the first month after hospital discharge. Among them, 3846 (66%) subjects were prescribed an antiplatelet drug subsequently, while 7.7% did not receive any antiplatelet treatment during the whole following year. Dual therapy in the subgroup of patients undergoing a revascularization procedure ( n = 8436) was prescribed to 79.2% of cases and to 46.1% ( n = 4009) of medically managed patients. The patients not treated with an antiplatelet treatment in the first month showed the highest one-year healthcare costs, mostly due to hospital re-admissions. Conclusions This analysis of a large patient community shows that a considerable proportion of patients remained untreated with antiplatelet treatment after an ACS event. A clearer characterization of these subjects can help to improve the adherence to the current guidelines and recommendations.

Author(s):  
Shaoyi Guan ◽  
Xiaoming Xu ◽  
Yi Li ◽  
Jing Li ◽  
Mingzi Guan ◽  
...  

Background Long‐term use of antiplatelet agents after acute coronary syndrome in diabetic patients is not well known. Here, we describe antiplatelet use and outcomes in such patients enrolled in the EPICOR Asia (Long‐Term Follow‐up of Antithrombotic Management Patterns in Acute Coronary Syndrome Patients in Asia) registry. Methods and Results EPICOR Asia is a prospective, observational study of 12 922 patients with acute coronary syndrome surviving to discharge, from 8 countries/regions in Asia. The present analysis included 3162 patients with diabetes mellitus (DM) and 9602 patients without DM. The impact of DM on use of antiplatelet agents and events (composite of death, myocardial infarction, and stroke, with or without any revascularization; individual components, and bleeding) was evaluated. Significant baseline differences were seen between patients with DM and patients without DM for age, sex, body mass index, cardiovascular history, angiographic findings, and use of percutaneous coronary intervention. At discharge, ≈90% of patients in each group received dual antiplatelet therapy. At 2‐year follow‐up, more patients with DM tended to still receive dual antiplatelet therapy (60% versus 56%). DM was associated with increased risk from ischemic but not major bleeding events. Independent predictors of the composite end point of death, myocardial infarction, and stroke in patients with DM were age ≥65 years and use of diuretics at discharge. Conclusions Antiplatelet agent use is broadly comparable in patients with DM and patients without DM, although patients with DM are more likely to be on dual antiplatelet therapy at 2 years. Patients with DM are at increased risk of ischemic events, suggesting an unmet need for improved antithrombotic treatment. Registration URL: https://www.clini​caltr​ials.gov ; Unique identifier: NCT01361386.


2019 ◽  
Vol 40 (Supplement_1) ◽  
Author(s):  
L Nunez Martinez ◽  
N V-Ibarra ◽  
F Marin Ortuno ◽  
V Pernias Escrig ◽  
M Sandin Rollan ◽  
...  

Abstract Introduction Patients with diabetes mellitus (DM) have a higher atherothrombotic risk and higher rates of recurrent ischemic events compared with the non-diabetic population. Although current antiplatelet therapy strategies have been shown to be successful in improving outcomes in acute coronary syndrome (ACS), patients with DM continue to experience high rates of adverse cardiovascular events. Today, it is known that diabetic patients are characterized by a deregulation in different intracellular signaling pathways, which leads to an inadequate or suboptimal response to antiplatelets agents. The purpose of this study is to analyze the different therapeutic strategies, the use of new antiplatelet drugs and medium-term prognosis in diabetic patients compared with non-diabetic patients who have suffered an ACS. Methods It is an observational, prospective and multicenter registry of patients with ACS. The objective is to analyze the differences in the management of DM patients vs non-DM patients in the acute phase and their evolution during the first year after coronary event. Antiplatelet therapy administered will be evaluated, type of coronary injury and treatment performed, major adverse events as well as cardiovascular complications and mortality at one year of follow-up. Results Of a total of 1717 patients, 38% were diabetic. The diabetic population was older, with a higher prevalence of cardiovascular risk factors and higher rate of previous cardiovascular events (cerebrovascular, peripheral arterial disease and coronary disease). Patients with DM received less new antiplatelets drugs at admission (15.5% DM vs 26.5% non DM, p<0.001) and less in-hospital switch to new antiplatelet agents was performed. They were subjected to a lower number of catheterizations and at the time of revascularization, the drug-eluting stent was of choice. During admission, they developed more complications, both ischemic (refractory angina, reinfarction or CVA) and hemorrhagic. Following one year, DM had higher major cardiovascular events (MACE) and higher mortality (7.72% vs 5.14%, p=0.0039). Non-coronary revascularization, renal failure, and reduced ejection fraction were predictive variables of death in diabetic population. Treatment with new antiplatelet drugs was associated with a statistically significant decrease in total mortality an MACE without differences in major bleeding. Conclusion More than a third of patients with ACS are diabetic. These patients present with more severe coronary disease associating a greater number of cardiovascular events and a higher mortality rate after one year of ACS. However, despite this, they undergo less invasive tests and they were undertreated with the new antiplatelets therapies. Acknowledgement/Funding SEC


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