Cross-sectional study2017Open access

Associations between Nut Consumption and Health Vary between Omnivores, Vegetarians, and Vegans

Brown RC, Gray AR, Tey SL, Chisholm A, Burley V, Greenwood DC, Cade J

Nutrients · 17 citations

Review labels

Food frequency questionnaireNo stated lifestyle adjustment

Neutral facts our review recorded about how this study was done. They describe method, never whether we like the result.

How it was studied

Design
Cross-sectional study (indexed by PubMed)
Studied in
People
Main outcome
Health markers and function
Intake measured by
Food frequency questionnaire

Who paid for it

Funding
Independent funding

Based on full-text disclosure statement.

Publication

Published
2017-11-06 · Nutrients · vol. 9 · issue 11 · p. 1219
Publisher
Multidisciplinary Digital Publishing Institute
Cited
24 citations · more than 83% of similar papers · 1.6× the field average
References
68 works
Access
Open access (journal) · CC-BY
Research areas
Nuts composition and effects · Horticultural and Viticultural Research · Agriculture Sustainability and Environmental Impact
Keywords
Nut, Omnivore, Consumption (sociology), Environmental health, Health benefits, Medicine, Food science, Gerontology, Biology, Traditional medicine, Ecology, Sociology
MeSH
humans, nuts, cross-sectional studies, diet, vegetarian, adult, aged, middle aged, female, vegetarians, vegans, diet, vegan

7 authors

From NZ, GB

  • Rachel Clare BrownCancer Society of New Zealand; University of Otago
  • Andrew Robert GrayUniversity of Otago
  • Siew TeyUniversity of Otago
  • Alexandra W. ChisholmUniversity of Otago
  • Victoria Jane BurleyUniversity of Leeds
  • Darren Charles GreenwoodUniversity of Leeds

Abstract

Regular nut consumption is associated with reduced risk factors for chronic disease; however, most population-based studies lack consideration of effect modification by dietary pattern. The UK Women's Cohort Study (UKWCS) provides an ideal opportunity to examine relationships between nut consumption and chronic disease risk factors in a large sample with diverse dietary patterns. Nut and nutrient intake from 34,831 women was estimated using a food frequency questionnaire among self-identified omnivores, vegetarians and vegans. In this cross-sectional analysis, higher nut consumption was associated with lower body weight (difference between highest and lowest consumption categories from adjusted model: 6.1 kg; 95% CI: 4.7, 7.6) body mass index (BMI, 2.4 units difference; 95% CI: 1.9, 2.9), and waist circumference (2.6 cm difference; 95% CI: 1.4, 3.8) (all p for linear trend p for linear trend ≤ 0.011). Higher nut consumption appeared overall to be associated with greater benefits amongst omnivores compared to vegetarians and vegans. Findings support existing literature around beneficial effects of nut consumption and suggest that benefits may be larger among omnivores. Nut promotion strategies may have the highest population impact by specifically targeting this group.

Abstract via Europe PMC. Copyright remains with the authors or publisher (CC BY).

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