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Association between self-reported alcohol consumption and diastolic dysfunction: a cross-sectional study
Bledar Daka1, Louise Bennet2, Lennart Råstam2
1Medicine, University of Gothenburg Sahlgrenska Academy, Goteborg, Sweden bledar.daka@allmed.gu.se.
BMJ Open
|October 11, 2023
Summary
Low alcohol consumption is independently linked to diastolic dysfunction in a dose-dependent manner. This study highlights potential public health implications of even moderate alcohol intake on heart health.
Area of Science:
- Cardiology
- Public Health
- Epidemiology
Background:
- Diastolic dysfunction is a growing concern, with unclear links to low-level alcohol consumption.
- Understanding this association is crucial for community health strategies.
Purpose of the Study:
- To investigate the independent impact of low-level alcohol consumption on diastolic dysfunction.
- To explore this relationship in a representative community population using advanced echocardiography.
Main Methods:
- A cross-sectional observational study involving 1038 adults (30-75 years).
- Echocardiography, including Tissue Velocity Imaging, was used to assess diastolic function.
- Alcohol intake was self-reported and categorized into no, low, and medium-high consumption levels.
Main Results:
- Diastolic dysfunction was present in 16% of men and 13% of women.
- A significant, independent, and dose-dependent association was found between alcohol consumption and diastolic dysfunction.
- Low alcohol intake showed an odds ratio of 2.3, while medium-high intake had an odds ratio of 3.1 for diastolic dysfunction.
Conclusions:
- Alcohol consumption, even at low levels, is significantly associated with diastolic dysfunction.
- The observed dose-dependent pattern warrants further investigation and consideration in public health policies.
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