Cohort study2021

Ultra-processed foods and type-2 diabetes risk in the SUN project: A prospective cohort study

Llavero-Valero M, Escalada-San Martín J, Martínez-González MA, Basterra-Gortari FJ, de la Fuente-Arrillaga C, Bes-Rastrollo M

Clinical nutrition (Edinburgh, Scotland) · 82 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
Cohort study (indexed by PubMed)
Studied in
People
Main outcome
Clinical events such as disease or death
Intake measured by
Food frequency questionnaire

Who paid for it

Funding
Independent funding
Government
Instituto de Salud Carlos III

Based on 1 listed funder(s).

Publication

Published
2021-04-05 · Clin Nutr · vol. 40 · issue 5 · pp. 2817–2824
Publisher
Elsevier BV
Cited
123 citations · more than 100% of similar papers · 17.7× the field average
Impact
Top 10% most cited in its field
References
41 works
Access
Open access (hybrid journal) · CC-BY-NC-ND
Research areas
Consumer Attitudes and Food Labeling · Nutrition, Genetics, and Disease · Dietary Effects on Health
Keywords
Medicine, Type 2 diabetes, Prospective cohort study, Cohort study, Environmental health, Diabetes mellitus, Internal medicine, Endocrinology
MeSH
humans, diabetes mellitus, type 2, diet, risk factors, cohort studies, food handling, adult, middle aged, female, male, fast foods

6 authors

From ES, US

  • María Llavero-ValeroUniversidad de Navarra
  • Javier Escalada-San MartínInstituto de Salud Carlos III; Spanish Biomedical Research Centre in Physiopathology of Obesity and Nutrition; Navarre Institute of Health Research; Universidad de Navarra
  • Miguel Ángel Martínez‐GonzálezHarvard University; Instituto de Salud Carlos III; Spanish Biomedical Research Centre in Physiopathology of Obesity and Nutrition; Navarre Institute of Health Research; Universidad de Navarra
  • Francisco Javier Basterra-GortariComplejo Hospitalario de Navarra; Navarre Institute of Health Research; Universidad de Navarra
  • Carmen de la Fuente‐ArrillagaInstituto de Salud Carlos III; Spanish Biomedical Research Centre in Physiopathology of Obesity and Nutrition; Navarre Institute of Health Research; Universidad de Navarra
  • Maira Bes‐Rastrollo · correspondingInstituto de Salud Carlos III; Spanish Biomedical Research Centre in Physiopathology of Obesity and Nutrition; Navarre Institute of Health Research; Universidad de Navarra

Abstract

Background & aim

The association between ultra-processed foods (UPF) consumption and the risk of type 2 diabetes (T2D) has not been much explored. We aimed to evaluate the association between consumption of UPF and the incidence of T2D.

Methods

We assessed 20,060 participants (61.5% women) from the SUN project (Seguimiento Universidad de Navarra) followed-up every two years (median follow-up 12 years). Food and drink consumption were evaluated through a validated 136-item food frequency questionnaire and grouped according to their degree of processing by the NOVA classification. Participants were categorized into tertiles of UPF consumption adjusted for total energy intake. We fitted Cox proportional hazard models with repeated dietary measurements at baseline and updating information on food consumption after 10 years of follow-up to minimise the potential effect of diet variation.

Results

During 215,149 person-years of follow-up, 175 new-onset T2D cases were confirmed. Participants in the highest baseline tertile (high consumption) of UPF consumption had a higher risk of T2D as compared to those in the lowest tertile (multivariable adjusted hazard ratio [HR] 1.53, 95% confidence interval [CI]: 1.06 to 2.22) with a significant dose-response relationship (p for linear trend = 0.024). The multivariable adjusted HR using repeated measurements of UPF intake was 1.65 (95% CI 1.14-2.38) when comparing extreme tertiles.

Conclusions

In a highly-educated Mediterranean cohort with a low absolute risk, a higher intake of UPF was independently associated with a higher risk for T2D. These results provide more evidence to encourage the limitation of UPF consumption to reduce the population burden of T2D.

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

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