Evidence map›Paper›PMID 30958523›Full record

ArticleThe journals of gerontology. Series A, Biological sciences and medical sciences2020

Sex-Specific Relationship Between Long-Term Maintenance of Physical Activity and Cognition in the Health ABC Study: Potential Role of Hippocampal and Dorsolateral Prefrontal Cortex Volume.

Cindy K Barha, John R Best, Caterina Rosano, Kristine Yaffe, Janet M Catov, Teresa Liu-Ambrose

Open access · greenAbstract read
In one paragraph

Article in The journals of gerontology. Series A, Biological sciences and medical sciences, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 38 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
38citing papers in PubMed, 1 pooled it
3.1field-weighted citation impact, top 8% 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

38 citing papers in PubMed, 1 synthesis or guideline pooled it, 55 citations in OpenAlex.

  1. Pooled it
  2. Trial
  3. Article
  4. Interaction of diet and physical activity on dementia risk: the Rotterdam study.The journal of prevention of Alzheimer's disease · 2026
    Article
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  11. Longitudinal relationships between daily activity and hippocampal atrophy in Japanese dwellers.The journals of gerontology. Series A, Biological sciences and medical sciences · 2025
    Article
  12. Article
  13. Review
  14. Article
  15. Article
  16. Sex and gender differences in cognitive resilience to aging and Alzheimer's disease.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2024
    Review
  17. Article
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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

6 authors at 3 institutions in 2 countries.

Cindy K BarhaDjavad Mowafaghian Centre for Brain Health, Vancouver Coastal Health Research Institute, Vancouver.
John R BestDjavad Mowafaghian Centre for Brain Health, Vancouver Coastal Health Research Institute, Vancouver.
Caterina RosanoDepartment of Epidemiology, University of Pittsburgh, Pennsylvania.
Kristine YaffeDepartment of Epidemiology and Biostatistics, University of California, San Francisco, California.
Janet M CatovDepartment of Epidemiology and Biostatistics, University of California, San Francisco, California.
Teresa Liu-AmbroseDjavad Mowafaghian Centre for Brain Health, Vancouver Coastal Health Research Institute, Vancouver.
Vancouver Coastal Health · CAUniversity of California, San Francisco · USUniversity of Pittsburgh · US

Funding

Peripheral Nerve Function Decline in an Aged CohortR01AG028050 · NIA · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI STROTMEYER, ELSA S. · 2007 to 2015
$3.5M
End of Life in the Very OldR01NR012459 · NINR · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI ALBERT, STEVEN M, LUNNEY, JUNE R · 2011 to 2015
$2.7M
DYNAMICS OF HEALTH .AGING . AND BODY COMPOSITION /Pittsburgh/-260962101N01AG062101 · NIA · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · 1996 to 2004
$996k
DYNAMICS OF HEALTH . AGING . AND BODY COMPOSITION /Memphis/-26062103N01AG062103 · NIA · UNIVERSITY OF TENNESSEE HEALTH SCI CTR · 1996 to 2004
$793k
HEALTH ABC--COORDINATING UNIT /California/-260062106N01AG062106 · NIA · UNIVERSITY OF CALIFORNIA SAN FRANCISCO · 1996 to 2004
$109k
NIA NIH HHS N01 AG062101NIA NIH HHS N01 AG062103NIA NIH HHS N01 AG062106NIA NIH HHS R01 AG028050NINR NIH HHS R01 NR012459
6 · The paper itself

Abstract

backgroundPhysical activity (PA) is a promising strategy for the promotion of brain health, although substantial variation exists in the effects of PA at the individual level. Given the greater prevalence and faster progression of Alzheimer's disease in women compared to men, and known sex differences in brain architecture, analysis of sex differences in the relationship between PA, cognition, and brain region volumes is warranted.

methodsTo address this, we conducted secondary analyses of data from the Health, Aging, and Body Composition study. To determine whether longitudinal changes in PA over 10 years predicted declines in global cognitive functioning and executive functions and processing speed differently in males and females, latent growth curve modeling was utilized. Magnetic resonance imaging was performed at year 10, and the hippocampus and dorsolateral prefrontal cortex were identified as regions of interest.

resultsMaintaining PA over 10 years predicted less declines in executive functions and processing speed in females but not males. Maintaining PA over 10 years was significantly associated with greater volume of the left dorsolateral prefrontal cortex, a brain region involved in executive functions, in year 10 in females only. Maintaining physical activity was associated with better global cognitive function in both males and females, and also predicted volume of the left hippocampus, albeit in different directions with females showing a negative relationship and males showing a positive relationship.

conclusionsThese findings suggest that the relationship of PA with cognition and its neurobiological correlates differ by sex, with females apparently benefiting from PA to a greater extent than males. Development of personalized, tailored exercise recommendations to promote healthy brain aging should account for sex differences.

Indexed as

CognitionAgedAged, 80 and overAgingCohort StudiesExecutive FunctionExerciseFemaleHealthy AgingHippocampusHumansLongitudinal StudiesMagnetic Resonance ImagingMaleNeuroimagingPrefrontal CortexExerciseNeuroimagingSex differencesWalking

Identifiers

PMID30958523
PMCPMC7931854
OpenAlexW2938281037

What OpenQuestion holds

Textmetadata
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.