Diet and Serum Lipids in Lithuanian Rural Population
Author Information
Author(s): Ramazauskiene Vitalija, Petkeviciene Janina, Klumbiene Jurate, Kriaucioniene Vilma, Sakytė Edita
Primary Institution: Lithuanian University of Health Sciences
Hypothesis
How have dietary changes affected the lipid profiles of the Lithuanian rural population during the socio-economic transition from 1987 to 2007?
Conclusion
The study found that improvements in fat quality in the diet of the Lithuanian rural population led to a decline in serum cholesterol levels over two decades.
Supporting Evidence
- The percentage of energy from saturated fatty acids decreased from 18.0% to 15.1% among men and from 17.6% to 14.8% among women.
- The average share of polyunsaturated fatty acids in total energy intake increased from 5.3% to 7.1% among men and from 4.9% to 7.3% among women.
- Total cholesterol levels decreased by 0.6 mmol/l over the study period.
Takeaway
People in rural Lithuania changed their eating habits over 20 years, eating less bad fat and more good fat, which helped lower their cholesterol.
Methodology
Four cross-sectional surveys were conducted using stratified random sampling to assess dietary habits and serum lipid levels.
Potential Biases
Potential bias due to reliance on participant recall for dietary habits.
Limitations
The study relied on self-reported dietary intake, which may be subject to memory bias and under-reporting.
Participant Demographics
Lithuanian rural population aged 25-64, with a total of 3127 men and 3857 women.
Statistical Information
P-Value
0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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