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Risk factor intervention and prognosis after acute myocardial infarction
1Abt Klinische Sozialmedizin, Universitat Heidelberg, Federal Republic of Germany.
Cardiovascular Drugs and Therapy
|May 1, 1988
Summary
This review examines if cholesterol, blood pressure, and smoking impact outcomes after a first myocardial infarction (MI). Evidence shows these risk factors remain significant post-MI, despite lower relative risk, due to increased mortality.
Area of Science:
- Cardiology
- Public Health
Background:
- Ischemic heart disease (IHD) is a leading cause of mortality.
- Key risk factors include elevated cholesterol, high blood pressure, and smoking.
- Understanding post-myocardial infarction (MI) prognosis is crucial for patient management.
Purpose of the Study:
- To evaluate the continued prognostic significance of major IHD risk factors after a first MI.
- To assess the impact of cholesterol, blood pressure, and smoking on outcomes post-MI.
Main Methods:
- Review of evidence from large, well-conducted prospective studies.
- Focus on prognostic impact, excluding primary or secondary prevention trials.
- Analysis restricted to three main IHD risk factors: cholesterol, blood pressure, and smoking.
Main Results:
- While relative risk of IHD events is higher before MI, absolute risk is elevated post-MI.
- Higher overall mortality post-MI contributes to increased absolute risk.
- Clinical factors of the acute event are strong predictors, but risk factor management remains important.
Conclusions:
- Cholesterol, blood pressure, and smoking continue to influence prognosis after a first MI.
- Managing these risk factors post-MI is clinically relevant for improving patient outcomes.
- Absolute risk is a critical consideration in post-MI prognosis due to elevated mortality.