Evidence map›Paper›PMID 29798764›Full record

ArticleNeurobiology of aging2018

Education amplifies brain atrophy effect on cognitive decline: implications for cognitive reserve.

Dan Mungas, Brandon Gavett, Evan Fletcher, Sarah Tomaszewski Farias, Charles DeCarli, Bruce Reed

Open access · greenAbstract read
In one paragraph

Article in Neurobiology of aging, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 86 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
86citing papers in PubMed, 3 pooled it
8.6field-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.

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

86 citing papers in PubMed, 3 syntheses or guidelines pooled it, 130 citations in OpenAlex.

  1. Pooled it
  2. Pooled it
  3. Pooled it
  4. Article
  5. Article
  6. Article
  7. Article
  8. Superficial white matter and gray matter jointly support cognition among older adults in India.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2026
    Article
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  17. Does education promote resilience and brain health in those with exceptional longevity? The LifeAfter90 study.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2025
    Article
  18. Article
  19. Observational
  20. APOE genotype and cognitive decline: educational context as a moderator of genetic risk.The journals of gerontology. Series B, Psychological sciences and social sciences · 2025
    Article

26 more citing papers are in PubMed but not listed here.

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

6 authors at 4 institutions in 1 country.

Dan MungasDepartment of Neurology, University of California, Davis, CA, USA. Electronic address: dmmungas@ucdavis.edu.
Brandon GavettDepartment of Psychology, University of Colorado, Colorado Springs, CO, USA.
Evan FletcherDepartment of Neurology, University of California, Davis, CA, USA.
Sarah Tomaszewski FariasDepartment of Neurology, University of California, Davis, CA, USA.
Charles DeCarliDepartment of Neurology, University of California, Davis, CA, USA.
Bruce ReedCenter for Scientific Review, National Institutes of Health, Bethesda, MD, USA.
University of California, Davis · USNational Institutes of Health · USUniversity of California System · USUniversity of Colorado Colorado Springs · US

Funding

UC Davis Alzheimer's Disease Core CenterP30AG010129 · NIA · UNIVERSITY OF CALIFORNIA DAVIS · PI DECARLI, CHARLES · 1991 to 2020
$28.3M
PRECURSORS OF STROKE INCIDENCE AND PROGNOSISR01NS017950 · NINDS · UNIVERSITY OF TEXAS HLTH SCIENCE CENTER · PI Hugo Javier Aparicio, Jose Rafael Romero · 1985 to 2026
$22.9M
Brain pathologies, reserve and cognition in aging and dementiaR01AG031563 · NIA · UNIVERSITY OF CALIFORNIA AT DAVIS · PI Evan Fletcher, SARAH E TOMASZEWSKI-FARIAS · 2009 to 2026
$8.9M
Heterogeneity of Mild Cognitive Impairment(MCI)R01AG021028 · NIA · UNIVERSITY OF CALIFORNIA DAVIS · PI DECARLI, CHARLES · 2003 to 2014
$4.6M
ENGLISH AND SPANISH ASSESSMENT OF COGNITION IN ELDERLYR01AG010220 · NIA · UNIVERSITY OF CALIFORNIA DAVIS · PI MUNGAS, DAN M. · 1992 to 2012
$4.5M
Brain pathologies, reserve and cognition in aging and dementiaRF1AG031563 · NIA · UNIVERSITY OF CALIFORNIA AT DAVIS · PI MUNGAS, DAN M. · 2015 to 2015
$3.8M
Psychometric Integrative Technology for Cognitive Health ResearchR01AG051170 · NIA · BROWN UNIVERSITY · PI JONES, RICHARD N · 2015 to 2019
$3.4M
INVESTIGATOR DEVELOPMENT COREP30AG043097 · NIA · UNIVERSITY OF CALIFORNIA AT DAVIS · PI HINTON, WALTER LADSON · 2012 to 2017
$2.9M
The impact of non-amyloid processes on cognitive agingR01AG047827 · NIA · UNIVERSITY OF CALIFORNIA AT DAVIS · PI DECARLI, CHARLES · 2014 to 2018
$2.9M
Understanding the Pathway to Functional Disability in Alzheimer's diseaseR01AG031252 · NIA · UNIVERSITY OF CALIFORNIA AT DAVIS · PI TOMASZEWSKI-FARIAS, SARAH E · 2008 to 2012
$1.8M
Conference on Advanced Psychometric Methods in Cognitive Aging ResearchR13AG030995 · NIA · UNIVERSITY OF CALIFORNIA AT DAVIS · PI MUNGAS, DAN M. · 2008 to 2022
$620k
NIA NIH HHS P30 AG010129NIA NIH HHS P30 AG043097NIA NIH HHS R01 AG010220NIA NIH HHS R01 AG021028NIA NIH HHS R01 AG031252NIA NIH HHS R01 AG031563NIA NIH HHS R01 AG047827NIA NIH HHS R01 AG051170NIA NIH HHS R13 AG030995NIA NIH HHS RF1 AG031563NINDS NIH HHS R01 NS017950
6 · The paper itself

Abstract

Level of education is often regarded as a proxy for cognitive reserve in older adults. This implies that brain degeneration has a smaller effect on cognitive decline in those with more education, but this has not been directly tested in previous research. We examined how education, quantitative magnetic resonance imaging-based measurement of brain degeneration, and their interaction affect cognitive decline in diverse older adults spanning the spectrum from normal cognition to dementia. Gray matter atrophy was strongly related to cognitive decline. While education was not related to cognitive decline, brain atrophy had a stronger effect on cognitive decline in those with more education. Importantly, high education was associated with slower decline in individuals with lesser atrophy but with faster decline in those with greater atrophy. This moderation effect was observed in Hispanics (who had high heterogeneity of education) but not in African-Americans or Caucasians. These results suggest that education is an indicator of cognitive reserve in individuals with low levels of brain degeneration, but the protective effect of higher education is rapidly depleted as brain degeneration progresses.

Indexed as

Educational StatusAgedAged, 80 and overAtrophyBrainCognitive DysfunctionCognitive ReserveFemaleGray MatterHumansMagnetic Resonance ImagingMaleNeuroimagingRacial GroupsAgingCognitive changeCognitive reserveEducationGray matter changeMRI

Identifiers

PMID29798764
PMCPMC5993638
OpenAlexW2797010042

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

None linked

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.