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[Association between alcohol intake and diet quality].

Leif Bøgh-Sørensen1, Anja Biltoft-Jensen, Margit Velsing Groth

  • 1Afdeling for Ernaering, Fødevareinstituttet, Danmarks Tekniske Universitet, DK-2860 Søborg.

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Higher alcohol consumption and more frequent drinking days are linked to poorer diet quality in Danish adults. This study supports Nordic Nutrition Recommendations for moderate alcohol intake and suggests incorporating alcohol-free days weekly.

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Area of Science:

  • Dietary science
  • Public health
  • Nutritional epidemiology

Background:

  • Danish national dietary surveys since 1995 indicate rising alcohol consumption.
  • Understanding the interplay between diet quality and alcohol intake patterns is crucial for public health initiatives.

Purpose of the Study:

  • To examine the association between diet quality, overall alcohol intake, and weekly drinking patterns in the Danish adult population.
  • To provide evidence supporting current dietary guidelines regarding alcohol consumption.

Main Methods:

  • Utilized data from the Danish National Dietary Survey (2000-2002) involving 3,151 adults (aged 18-75).
  • Participants maintained seven-day food and beverage intake records.
  • A diet quality index was computed based on fiber and saturated fat intake relative to the Nordic Nutrition Recommendations (NNR).

Main Results:

  • A negative correlation was found between diet quality and both weekly alcohol units and the number of weekly drinking days.
  • These trends were more pronounced in men compared to women.
  • Individuals with the highest diet quality consumed alcohol within NNR guidelines and had fewer drinking days per week.

Conclusions:

  • Elevated alcohol consumption is significantly associated with diminished diet quality.
  • Findings reinforce the NNR's alcohol intake guidelines and advocate for regular alcohol-free days to promote better health outcomes.