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Published on: August 18, 2016
[Primary prevention of coronary heart disease with aspirin]
1Saarstr. 111, 69151 Neckargemünd, Germany.
Insights
Aspirin effectively prevents coronary heart disease but carries risks like gastrointestinal bleeding and stroke. The decision to use aspirin for primary prevention depends on individual coronary heart disease risk factors.
Area of Science:
- Cardiovascular Medicine
- Preventive Cardiology
- Pharmacology
Context:
- Coronary heart disease (CHD) poses a significant global health burden.
- Primary prevention strategies aim to reduce the incidence of cardiovascular events.
- Aspirin's role in primary prevention requires careful risk-benefit assessment.
Purpose:
- To evaluate the efficacy and safety of aspirin for primary prevention of coronary heart disease.
- To determine the threshold for initiating aspirin therapy based on individual CHD risk.
- To weigh the benefits of aspirin against its potential adverse effects.
Summary:
- Meta-analysis indicates aspirin is effective in primary prevention of coronary heart disease (CHD).
- Significant risks include gastrointestinal bleeding and hemorrhagic stroke, which do not decrease with increasing CHD risk.
- Aspirin's benefits increase with higher CHD risk, suggesting personalized treatment thresholds.
Impact:
- Findings inform clinical guidelines for aspirin prescription in primary CHD prevention.
- Highlights the importance of patient-specific risk assessment for cardiovascular therapies.
- Balances the protective cardiovascular effects of aspirin against its associated bleeding risks.
Abstract:
According to the meta-analysis and the results of the two studies with the highest power, aspirin is effective in primary prevention of coronary heart disease. These beneficial effects, however, are at least partially outweighed by unwanted effects-such as intense gastrointestinal bleeding and hemorrhagic stroke. These side effects remain constant with increasing risk of coronary heart disease, whereas the protective effects increase. If an annual risk of coronary heart disease of < or = 0.6% exists, aspirin is normally not indicated; for a risk of 0.7-1.4% the facts should be discussed with the patient. If a risk of > or = 1.5% exists, aspirin should be given.
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