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Normal limits of the electrocardiogram in Nigerians
Ibraheem Katibi1, Elaine N Clark, Brian Devine
1Department of Medicine, University of Ilorin, Nigeria.
Journal of Electrocardiology
|May 25, 2013
Summary
This study establishes normal electrocardiogram (ECG) limits for a healthy West African population using automated analysis. Findings provide crucial reference ranges for this demographic, aiding clinical diagnosis.
Area of Science:
- Cardiology
- Medical Diagnostics
- Public Health
Background:
- Lack of large-scale studies on automated electrocardiogram (ECG) measures in healthy West African populations.
- Need for population-specific reference ranges for accurate ECG interpretation.
Purpose of the Study:
- To establish normal limits for automated ECG measurements in an apparently healthy Nigerian population.
- To provide a basis for improved cardiovascular health assessment in West Africa.
Main Methods:
- Electrocardiograms (ECGs) were recorded from 782 males and 479 females in Nigeria.
- Automated methods were employed for ECG analysis.
- Age- and sex-based normal ranges were determined.
Main Results:
- Significant differences in mean QRS duration and QTc (Hodges) were observed between males and females.
- The Cornell index showed distinct age and sex-related trends.
- STj amplitude varied with age and sex.
Conclusions:
- This is the first large study to define automated ECG normal limits for healthy Black individuals in West Africa.
- The established reference ranges are vital for accurate ECG interpretation in this population.
- Facilitates better diagnosis and management of cardiovascular conditions.
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