Evidence map›Paper›PMID 23637743›Full record

Trial reportPloS one2013

Lifestyles and risk factors associated with adherence to the Mediterranean diet: a baseline assessment of the PREDIMED trial.

Emily A Hu, Estefania Toledo, Javier Diez-Espino, Ramon Estruch, Dolores Corella, Jordi Salas-Salvado, Ernest Vinyoles, Enrique Gomez-Gracia, Fernando Aros, Miquel Fiol and 8 more

Abstract readRandomized Controlled Trial
In one paragraph

Trial report in PloS one, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 57 papers, 5 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
57citing papers in PubMed, 5 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

57 citing papers in PubMed, 5 syntheses or guidelines pooled it.

  1. Pooled it
  2. Reduction in saturated fat intake for cardiovascular disease.The Cochrane database of systematic reviews · 2020
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  3. Reduction in saturated fat intake for cardiovascular disease.The Cochrane database of systematic reviews · 2020
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  6. Feasibility of lifestyle interventions for cognition in adults with low education.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2025
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

18 authors.

Emily A HuDepartment of Nutrition, Harvard School of Public Health, Harvard University, Boston, Massachusetts, United States of America.
Estefania Toledo
Javier Diez-Espino
Ramon Estruch
Dolores Corella
Jordi Salas-Salvado
Ernest Vinyoles
Enrique Gomez-Gracia
Fernando Aros
Miquel Fiol
Jose Lapetra
Lluis Serra-Majem
Xavier Pintó
Maria Puy Portillo
Rosa M Lamuela-Raventos
Emilio Ros
Jose V Sorli
Miguel A Martinez-Gonzalez

Funding

HSRD VA CDA 11-263
6 · The paper itself

Abstract

backgroundThe traditional Mediterranean dietary pattern (MedDiet) is associated with longevity and low rates of cardiovascular disease (CVD). However, there is little information on who is more likely to follow this food pattern.

aimTo evaluate how different factors are associated with lower MedDiet adherence in older Spanish subjects.

methodsWe included 7305 participants (men aged 55-80 y, women 60-80 y) at high-risk of CVD recruited into the PREDIMED trial (ISRCTN35739639). Socioeconomic, anthropometric, lifestyle characteristics and CVD risk factors were recorded. A validated 14-item questionnaire was used to evaluate MedDiet adherence at baseline. Multivariate models were used to estimate odds ratios (OR) and 95% confidence intervals for lower adherence to the MedDiet (<9 points out of 14) and ascertain factors independently associated with it.

resultsFormer smoking (OR = 0.87; 95% CI, 0.78-0.98), physical activity (OR for the 3(rd) vs. the 1(st)tertile: 0.69; 0.62-0.78), and higher educational level (OR for university vs. less than primary school: 0.54; 0.38-0.77) were associated with higher MedDiet adherence. Conversely, having a larger waist-to-height ratio (OR for 0.1 units, 1.35; 1.22-1.49), being diabetic (OR = 1.13; 1.03-1.24), being single (OR = 1.27; 1.01-1.61) or divorced or separated (OR = 1.44; 1.09-1.89), and current smoking (OR = 1.28; 1.11-1.47) were associated with lower adherence.

conclusionsParticipants with little education, a larger waist-to-height ratio, or diabetes and those who were less physically active, single, divorced or separated, or smokers were less likely to adhere to the MedDiet, an ideal model for food choices. Stronger efforts of health promotion are needed in these groups to foster adoption of the MedDiet.

Indexed as

Diet, MediterraneanLife StyleAgedAged, 80 and overCardiovascular DiseasesFemaleHumansMaleMiddle AgedPatient ComplianceResidence CharacteristicsRisk FactorsSocioeconomic Factors

Identifiers

PMID23637743
PMCPMC3639284

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.