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[Effectiveness of a stroke prevention program in a high-risk group]
Summary
Identifying high-risk groups for stroke is important, but widespread prevention is key. Many new cases of cerebral stroke and myocardial infarction occur in those not in the high-risk category.
Area of Science:
- Cardiovascular epidemiology
- Public health
Background:
- Screening identified a high-risk group (n=620) for stroke from males born 1922-1931 (n=2435).
- A 2-year follow-up was conducted on 430 high-risk patients.
Purpose of the Study:
- To evaluate the effectiveness of high-risk group identification for stroke and myocardial infarction prevention.
- To assess the distribution of cardiovascular events across different risk strata.
Main Methods:
- Screening of males born 1922-1931 to identify a high-risk cohort.
- Follow-up of the high-risk group for 2 years.
- Comparison of morbidity rates between high-risk and general populations.
Main Results:
- Cerebral stroke morbidity was 2.59% in the high-risk group vs. 1.48% in the general population.
- Myocardial infarction incidence was 5.01% in the high-risk group vs. 1.80% in the general population.
- A significant proportion of new cases (55.9% stroke, 44.2% myocardial infarction) occurred in individuals outside the identified high-risk group.
Conclusions:
- Preventing cerebral stroke requires more than focusing solely on high-risk groups.
- Broad-scale prophylactic measures are essential for effective population-level cardiovascular disease control.