Evidence map›Paper›PMID 38407506›Full record

ArticleAnnals of neurology2024

Diet, Pace of Biological Aging, and Risk of Dementia in the Framingham Heart Study.

Aline Thomas, Calen P Ryan, Avshalom Caspi, Zhonghua Liu, Terrie E Moffitt, Karen Sugden, Jiayi Zhou, Daniel W Belsky, Yian Gu

Open access · bronzeAbstract read
In one paragraph

Article in Annals of neurology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
9.5field-weighted citation impact, top 1% 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.

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

25 citing papers in PubMed, 29 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

9 authors at 4 institutions in 1 country.

Aline ThomasTaub Institute for Research on Alzheimer's Disease and the Aging Brain, Columbia University, New York, NY, USA.ORCID 0000-0003-3590-8935
Calen P RyanButler Columbia Aging Center, Columbia University Mailman School of Public Health, New York, NY, USA.
Avshalom CaspiDepartment of Psychology and Neuroscience, Duke University, Durham, NC, USA.
Zhonghua LiuDepartment of Biostatistics, Columbia University, New York, NY, USA.
Terrie E MoffittDepartment of Psychology and Neuroscience, Duke University, Durham, NC, USA.
Karen SugdenDepartment of Psychology and Neuroscience, Duke University, Durham, NC, USA.
Jiayi ZhouButler Columbia Aging Center, Columbia University Mailman School of Public Health, New York, NY, USA.
Daniel W Belsky *Butler Columbia Aging Center, Columbia University Mailman School of Public Health, New York, NY, USA.
Yian Gu *Taub Institute for Research on Alzheimer's Disease and the Aging Brain, Columbia University, New York, NY, USA.ORCID 0000-0002-4297-1548
Columbia University · USDuke University · USColumbia University Irving Medical Center · USZero to Three · US

Funding

Quantifying Individual Differences in Midlife Structural Brain Integrity Associated with Later AD/ADRD RiskR01AG049789 · NIA · DUKE UNIVERSITY · PI AHMAD R. HARIRI, TERRIE E MOFFITT · 2015 to 2026
$10.6M
The role of inflammation in the association between diet and Alzheimer's diseaseR01AG059013 · NIA · COLUMBIA UNIVERSITY HEALTH SCIENCES · PI GU, YIAN · 2019 to 2023
$3.7M
The MyGoals for Healthy Aging Multi-Center Randomized Controlled TrialR01AG073402 · NIA · COLUMBIA UNIVERSITY HEALTH SCIENCES · PI Daniel Walker Belsky · 2022 to 2026
$3.6M
Diet and Cognition within a Reserve frameworkR01AG061008 · NIA · COLUMBIA UNIVERSITY HEALTH SCIENCES · PI GU, YIAN · 2020 to 2024
$3.3M
Long-term multi-omics follow-up of the CALERIE Trial to generate new knowledge for geroscienceR01AG061378 · NIA · COLUMBIA UNIVERSITY HEALTH SCIENCES · PI Daniel Walker Belsky · 2019 to 2026
$2.9M
Validating a 3rd-generation methylation measure of accelerated aging: DunedinPoAm4xR01AG073207 · NIA · DUKE UNIVERSITY · PI CASPI, AVSHALOM, MOFFITT, TERRIE E · 2022 to 2025
$2.9M
Canadian Institute for Advanced ResearchNIA NIH HHS R01 AG049789NIA NIH HHS R01AG049789NIA NIH HHS R01 AG059013NIA NIH HHS R01AG059013NIA NIH HHS R01 AG061008NIA NIH HHS R01AG061008NIA NIH HHS R01 AG061378NIA NIH HHS R01AG061378NIA NIH HHS R01 AG073207NIA NIH HHS R01AG073207NIA NIH HHS R01 AG073402NIA NIH HHS R01AG073402
6 · The paper itself

Abstract

objectivePeople who eat healthier diets are less likely to develop dementia, but the biological mechanism of this protection is not well understood. We tested the hypothesis that healthy diet protects against dementia because it slows the pace of biological aging.

methodsWe analyzed Framingham Offspring Cohort data. We included participants ≥60 years-old, free of dementia and having dietary, epigenetic, and follow-up data. We assessed healthy diet as long-term adherence to the Mediterranean-Dash Intervention for Neurodegenerative Delay diet (MIND, over 4 visits spanning 1991-2008). We measured the pace of aging from blood DNA methylation data collected in 2005-2008 using the DunedinPACE epigenetic clock. Incident dementia and mortality were defined using study records compiled from 2005 to 2008 visit through 2018.

resultsOf n = 1,644 included participants (mean age 69.6, 54% female), n = 140 developed dementia and n = 471 died over 14 years of follow-up. Greater MIND score was associated with slower DunedinPACE and reduced risks for dementia and mortality. Slower DunedinPACE was associated with reduced risks for dementia and mortality. In mediation analysis, slower DunedinPACE accounted for 27% of the diet-dementia association and 57% of the diet-mortality association.

interpretationFindings suggest that slower pace of aging mediates part of the relationship of healthy diet with reduced dementia risk. Monitoring pace of aging may inform dementia prevention. However, a large fraction of the diet-dementia association remains unexplained and may reflect direct connections between diet and brain aging that do not overlap other organ systems. Investigation of brain-specific mechanisms in well-designed mediation studies is warranted. ANN NEUROL 2024;95:1069-1079.

Indexed as

AgingDementiaAgedAged, 80 and overCohort StudiesDiet, HealthyDiet, MediterraneanDNA MethylationFemaleHumansLongitudinal StudiesMaleMiddle AgedRisk Factors

Identifiers

PMID38407506
PMCPMC11102315
OpenAlexW4392169160

What OpenQuestion holds

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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.