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Risk factor burden predicts long-term mortality after cerebral infarction
Acta Neurologica Scandinavica
|June 28, 2013
Summary
The number of traditional risk factors significantly impacts long-term mortality after cerebral infarction. Patients with more risk factors face a higher risk of death, underscoring the need for careful monitoring.
Area of Science:
- Cardiovascular Research
- Neurology
- Public Health
Background:
- Previous research indicates a link between traditional risk factors and mortality in young stroke patients.
- The cumulative effect of multiple risk factors on long-term outcomes requires further investigation.
Purpose of the Study:
- To examine the association between the number of traditional risk factors and long-term mortality following cerebral infarction.
- To determine if this association is independent of patient age.
Main Methods:
- A cohort of acute cerebral infarction patients, alive 30 days post-stroke, was studied.
- Traditional risk factors (hypertension, diabetes, smoking, etc.) were assessed.
- Cox regression analyses were used to evaluate mortality risk over a mean follow-up of 2.4 years.
Main Results:
- Mortality rates increased with the number of risk factors: 14% (none), 13% (1-3), 19% (4-5), and 26% (6+).
- Each additional risk factor was associated with a 30% increased mortality risk (Hazard Ratio = 1.3).
Conclusions:
- An increasing number of traditional risk factors is significantly associated with long-term mortality in cerebral infarction patients, regardless of age.
- Close long-term follow-up is crucial for patients with multiple risk factors to mitigate mortality risk.
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