Evidence map›Paper›PMID 32799963›Full record

ArticlePublic health nutrition2021

Using the COM-B model to identify barriers and facilitators towards adoption of a diet associated with cognitive function (MIND diet).

Deirdre Timlin, Jacqueline M McCormack, Ellen Ea Simpson

Registry-linked trialOpen access · hybridAbstract read
In one paragraph

Article in Public health nutrition, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT06843213 (Teaching Health Promotion and Resilience in Varied Environments), which is not on this map. Cited by 54 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
54citing papers in PubMed, 3 pooled it
7.6field-weighted citation impact, top 2% of its field
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.

NCT06843213 narecruitingnot on this mapstarted 2025, after this paper: background citation

Teaching Health Promotion and Resilience in Varied Environments: a Peer-led Intervention Following Hospital Discharge

TypeinterventionalSponsorUniversity of PennsylvaniaRan2025 to 2028Enrolled390ConditionsOpioid Use Disorder, Harm Reduction, Health PromotionArmsPeer Intervention, Enhanced Usual Care
3 · Its place in the literature

Who cites it

54 citing papers in PubMed, 3 syntheses or guidelines pooled it, 101 citations in OpenAlex.

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  18. Navigating challenges and adherence in time-restricted eating: A qualitative study.Nutrition & dietetics : the journal of the Dietitians Association of Australia · 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

3 authors at 2 institutions in 2 countries.

Deirdre TimlinSchool of Psychology, Ulster University, Coleraine, UK.
Jacqueline M McCormackFaculty of Science, Sligo Institute of Technology, Sligo, Ireland.
Ellen Ea SimpsonPsychology Research Institute, Ulster University, Coleraine, UK.
University of Ulster · GBInstitute of Technology Sligo · IE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveThe aim of the study was to identify components of the COM-B (capability, opportunity, motivation and behaviour) model that influences behaviour to modify dietary patterns in 40-55-year-olds living in the UK, in order to influence the risk of cognitive decline in later life.

designThis is a qualitative study using the COM-B model and theoretical domains framework (TDF) to explore beliefs to adopting the Mediterranean-DASH Intervention for Neurodegenerative delay (MIND) diet.

settingNorthern Ireland.

participantsTwenty-five participants were recruited onto the study to take part in either a focus group or an interview. Participants were men and women aged between 40 and 55 years. Participants were recruited via email, Facebook and face to face.

resultsContent analysis revealed that the main perceived barriers to the adoption of the MIND diet were time, work environment, taste preference and convenience. The main perceived facilitators reported were improved health, memory, planning and organisation, and access to good quality food.

conclusionsThis study provides insight into the personal, social and environmental factors that participants report as barriers and facilitators to the adoption of the MIND diet among middle-aged adults living in the UK. More barriers to healthy dietary change were found than facilitators. Future interventions that increase capability, opportunity and motivation may be beneficial. The results from this study will be used to design a behaviour change intervention using the subsequent steps from the Behaviour Change Wheel.

Indexed as

Dietary Approaches To Stop HypertensionDiet, MediterraneanAdultCognitionFemaleHumansMaleMiddle AgedMotivationWorkplaceAdherenceBrain healthCOM-B modelDementiaMIND diet

Identifiers

PMID32799963
PMCPMC8094434
OpenAlexW3059516216

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

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.