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Coffee consumption and NAFLD: a community based study on 1223 subjects
Tilmann Graeter1, Pia C Niedermayer2, Richard A Mason3
1Department of Diagnostic and Interventional Radiology, University Hospital Ulm, Albert-Einstein-Allee 23, 89081, Ulm, Germany. tilmann.graeter@uniklinik-ulm.de.
BMC Research Notes
|November 5, 2015
Summary
This study found no link between caffeine intake and fatty liver disease or elevated alanine aminotransferase (ALT) levels in a general population sample. Coffee consumption did not appear to impact liver health markers in the participants.
Area of Science:
- Hepatology
- Nutritional Science
- Epidemiology
Background:
- Non-alcoholic fatty liver disease (NAFLD) is a growing public health concern.
- Understanding modifiable risk factors for NAFLD is crucial for prevention and management.
- Caffeine, a widely consumed psychoactive substance, has been investigated for various health effects.
Purpose of the Study:
- To investigate the association between caffeine consumption and the prevalence of fatty liver.
- To examine the relationship between caffeine intake and serum alanine aminotransferase (ALT) levels.
- To assess these relationships in a random population sample.
Main Methods:
- A cross-sectional study involving 1452 participants (789 women, 663 men).
- Data collection included ultrasonographic liver examination, standardized questionnaires on lifestyle (including coffee consumption), and laboratory tests.
- Statistical analyses comprised descriptive, bivariate, and multivariate methods.
Main Results:
- Hepatic steatosis was significantly associated with male gender, advanced age, and elevated body-mass index (BMI).
- No significant association was found between caffeine consumption and the presence of fatty liver.
- Caffeine consumption was not associated with elevated serum ALT concentrations.
Conclusions:
- The study provides no evidence to support a link between caffeine consumption and the prevalence of hepatic steatosis.
- Findings suggest that caffeine intake does not influence serum ALT concentrations.
- Further research may explore other dietary or lifestyle factors in relation to fatty liver disease.
