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Acute myocardial infarction in Oklahoma: are we different?
C Sutterfield1, S Black, V Wagner
1Division of Cardiology, Saint Francis Hospital, Tulsa, OK 74136-8374, USA.
Southern Medical Journal
|July 1, 1995
Summary
This study on acute myocardial infarction (MI) in Tulsa found a peak incidence between 6 AM and noon, similar to national data. Men were more likely to have anterior MIs, while younger patients favored inferior MIs.
Area of Science:
- Cardiology
- Circadian Biology
Background:
- Acute myocardial infarction (MI) is a leading cause of mortality worldwide.
- Understanding temporal patterns and demographic variations in MI is crucial for public health initiatives.
Purpose of the Study:
- To investigate the circadian variation in acute myocardial infarction (MI) incidence.
- To analyze demographic and anatomic characteristics of MI patients.
- To compare local MI patterns with national data.
Main Methods:
- Retrospective analysis of 787 patients admitted with acute MI at Saint Francis Hospital, Tulsa, Oklahoma.
- Data collected included patient demographics, time of admission, and infarct vessel determined by cardiac catheterization.
- Statistical analysis to identify circadian rhythms and correlations between demographics and MI characteristics.
Main Results:
- A peak incidence of acute MI occurred between 6 AM and noon, mirroring national trends.
- The majority of MIs involved right coronary artery occlusions.
- Men had a higher likelihood of anterior MI, while younger patients (<65 years) were more prone to inferior MI, particularly women.
Conclusions:
- The circadian pattern of acute MI in Tulsa aligns with national data, suggesting a consistent biological rhythm.
- Demographic factors, including age and sex, influence MI location, with implications for targeted prevention and treatment strategies.