Cohort study2016

Association between dietary fibre intake and fruit, vegetable or whole-grain consumption and the risk of CVD: results from the PREvención con DIeta MEDiterránea (PREDIMED) trial

Buil-Cosiales P, Toledo E, Salas-Salvadó J, Zazpe I, Farràs M, Basterra-Gortari FJ, Diez-Espino J, Estruch R, Corella D, Ros E, Marti A, Gómez-Gracia E, Ortega-Calvo M, Arós F, Moñino M, Serra-Majem L, Pintó X, Lamuela-Raventós RM, Babio N, Gonzalez JI, Fitó M, Martínez-González MA, PREDIMED investigators

The British journal of nutrition · 51 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
2016-06-06 · Br J Nutr · vol. 116 · issue 3 · pp. 534–546
Publisher
Cambridge University Press
Cited
83 citations · more than 99% of similar papers · 11.2× the field average
Impact
Top 10% most cited in its field
References
55 works
Access
Open access (repository copy) · OTHER-OA
Research areas
Nutritional Studies and Diet · Obesity, Physical Activity, Diet · Consumer Attitudes and Food Labeling
Keywords
Medicine, Hazard ratio, Mediterranean diet, Lower risk, Proportional hazards model, Prospective cohort study, Myocardial infarction, Cohort study, Cohort, Food group, Confidence interval, Demography, Internal medicine, Environmental health
MeSH
humans, fruit, vegetables, cardiovascular diseases, diet, diet surveys, incidence, proportional hazards models, risk factors, prospective studies, feeding behavior, dietary fiber, aged, aged, 80 and over, middle aged, mediterranean region, female, male, whole grains

23 authors

From ES

  • Pilar Buil‐CosialesInstituto de Salud Carlos III; Servicio Navarro de Salud; Navarre Institute of Health Research; Centro de Investigación Biomédica en Red
  • Estefanía Toledo · correspondingInstituto de Salud Carlos III; Navarre Institute of Health Research; Centro de Investigación Biomédica en Red; Universidad de Navarra
  • Jordi Salas‐SalvadóInstituto de Salud Carlos III; Institut de Recerca Biomèdica Catalunya Sud; Centro de Investigación Biomédica en Red; Universitat Rovira i Virgili
  • Itzíar ZazpeInstituto de Salud Carlos III; Navarre Institute of Health Research; Centro de Investigación Biomédica en Red; Universidad de Navarra
  • Marta FarràsUniversitat Autònoma de Barcelona; Instituto de Salud Carlos III; Centro de Investigación Biomédica en Red; Hospital Del Mar
  • Francisco Javier Basterra-GortariInstituto de Salud Carlos III; Servicio Navarro de Salud; Navarre Institute of Health Research; Centro de Investigación Biomédica en Red

Abstract

Prospective studies assessing the association between fibre intake or fibre-rich food consumption and the risk of CVD have often been limited by baseline assessment of diet. Thus far, no study has used yearly repeated measurements of dietary changes during follow-up. Moreover, previous studies included healthy and selected participants who did not represent subjects at high cardiovascular risk. We used yearly repeated measurements of diet to investigate the association between fibre intake and CVD in a Mediterranean cohort of elderly adults at high cardiovascular risk. We followed-up 7216 men (55-80 years) and women (60-80 years) initially free of CVD for up to 7 years in the PREvención con DIeta MEDiterránea study (registered as ISRCTN35739639). A 137-item validated FFQ was repeated yearly to assess diet. The primary end point, confirmed by a blinded ad hoc Event Adjudication Committee, was a composite of cardiovascular death, myocardial infarction and stroke. Time-dependent Cox's regression models were used to estimate the risk of CVD according to baseline dietary exposures and to their yearly updated changes. We found a significant inverse association for fibre (P for trend=0·020) and fruits (P for trend=0·024) in age-sex adjusted models, but the statistical significance was lost in fully adjusted models. However, we found a significant inverse association with CVD incidence for the sum of fruit and vegetable consumption. Participants who consumed in total nine or more servings/d of fruits plus vegetables had a hazard ratio 0·60 (95 % CI 0·40, 0·96) of CVD in comparison with those consuming <5 servings/d.

Abstract via Europe PMC. Copyright remains with the authors or publisher.

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