Evidence map›Paper›PMID 36946469›Full record

ArticleAlzheimer's & dementia : the journal of the Alzheimer's Association2023

Cardiorespiratory fitness and risk of Alzheimer's disease and related dementias among American veterans.

Yan Cheng, Edward Zamrini, Charles Faselis, Douglas Redd, Yijun Shao, Charity J Morgan, Helen M Sheriff, Ali Ahmed, Peter Kokkinos, Qing Zeng-Treitler

Open access · bronzeAbstract read
In one paragraph

Article in Alzheimer's & dementia : the journal of the Alzheimer's Association, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed, 2 pooled it
3.2field-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

15 citing papers in PubMed, 2 syntheses or guidelines pooled it, 18 citations in OpenAlex.

  1. Pooled it
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  4. Rising energetic cost of walking predicts cognitive impairment.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2026
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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

10 authors at 5 institutions in 2 countries.

Yan ChengWashington DC VA Medical Center, Washington, DC, USA.
Edward ZamriniWashington DC VA Medical Center, Washington, DC, USA.
Charles FaselisWashington DC VA Medical Center, Washington, DC, USA.
Douglas ReddWashington DC VA Medical Center, Washington, DC, USA.
Yijun ShaoWashington DC VA Medical Center, Washington, DC, USA.
Charity J MorganUniversity of Alabama at Birmingham, Birmingham, Alabama, USA.
Helen M SheriffWashington DC VA Medical Center, Washington, DC, USA.
Ali AhmedWashington DC VA Medical Center, Washington, DC, USA.
Peter KokkinosWashington DC VA Medical Center, Washington, DC, USA.
Qing Zeng-TreitlerWashington DC VA Medical Center, Washington, DC, USA.ORCID 0000-0002-8353-7473
George Washington University · USGeorgetown University · USRutgers, The State University of New Jersey · USUnifor · NOUniversity of Alabama at Birmingham · US

Funding

Use Explainable AI to Improve the Trust of and Detect the Bias of AI ModelsRF1AG069121 · NIA · GEORGE WASHINGTON UNIVERSITY · PI KOKKINOS, PETER F., ZAMRINI, EDWARD Y · 2020 to 2022
$2.3M
HSRD VA I01 HX002679NIA NIH HHS 1RF1AG069121NIA NIH HHS RF1 AG069121
6 · The paper itself

Abstract

introductionCardiorespiratory fitness (CRF) is associated with improved health and survival. Less is known about its association with Alzheimer's disease and related dementias (ADRD).

methodsWe identified 649,605 US veterans 30 to 95 years of age and free of ADRD who completed a standardized exercise tolerance test between 2000 and 2017 with no evidence of ischemia. We examined the association between five age- and sex-specific CRF categories and ADRD incidence using multivariate Cox regression models.

resultsDuring up to 20 (median 8.3) years of follow-up, incident ADRD occurred in 44,105 (6.8%) participants, with an incidence rate of 7.7/1000 person-years. Compared to the least-fit, multivariable-adjusted hazard ratios (95% confidence intervals) for incident ADRD were: 0.87 (0.85-0.90), 0.80 (0.78-0.83), 0.74 (0.72-0.76), and 0.67 (0.65-0.70), for low-fit, moderate-fit, fit, and high-fit individuals, respectively. DISSCUSSION: These findings demonstrate an independent, inverse, and graded association between CRF and incident ADRD. Future studies may determine the amount and duration of physical activity needed to optimize ADRD risk reduction.

Indexed as

Alzheimer DiseaseCardiorespiratory FitnessVeteransExercise TestFemaleForecastingHumansMaleUnited StatesAlzheimer's diseasedementiafitnessrisk factors

Identifiers

PMID36946469
PMCPMC10729726
OpenAlexW4353018831

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.