Evidence map›Paper›PMID 31466396›Full record

ArticleInternational journal of environmental research and public health2019

Education and Lifestyle Factors Are Associated with DNA Methylation Clocks in Older African Americans.

Wei Zhao, Farah Ammous, Scott Ratliff, Jiaxuan Liu, Miao Yu, Thomas H Mosley, Sharon L R Kardia, Jennifer A Smith

Abstract read
In one paragraph

Article in International journal of environmental research and public health, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 68 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
68citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

68 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  10. Review
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  12. Quantification of Epigenetic Aging in Public Health.Annual review of public health · 2025
    Review
  13. Blood DNA methylation signature for incident dementia: Evidence from longitudinal cohorts.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2025
    Article
  14. Article
  15. Review
  16. Article
  17. Article
  18. Article
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8 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

8 authors.

Wei ZhaoDepartment of Epidemiology, School of Public Health, University of Michigan, Ann Arbor, MI 48109, USA. zhaowei@umich.edu.ORCID 0000-0002-4032-5745
Farah AmmousDepartment of Epidemiology, School of Public Health, University of Michigan, Ann Arbor, MI 48109, USA.
Scott RatliffDepartment of Epidemiology, School of Public Health, University of Michigan, Ann Arbor, MI 48109, USA.
Jiaxuan LiuDepartment of Epidemiology, Harvard T.H. Chan School of Public Health, Boston, MA 02115, USA.
Miao YuDepartment of Epidemiology, School of Public Health, University of Michigan, Ann Arbor, MI 48109, USA.
Thomas H MosleyMemory Impairment and Neurodegenerative Dementia (MIND) Center, University of Mississippi Medical Center, Jackson, MS 39126, USA.
Sharon L R KardiaDepartment of Epidemiology, School of Public Health, University of Michigan, Ann Arbor, MI 48109, USA.
Jennifer A SmithDepartment of Epidemiology, School of Public Health, University of Michigan, Ann Arbor, MI 48109, USA.ORCID 0000-0002-3575-5468

Funding

A Social Epigenomic Approach to Health Disparities in Cardiovascular Risk FactorsR01HL141292 · NHLBI · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI SMITH, JENNIFER ANN · 2018 to 2021
$2.9M
Epigenetics of Arteriosclerosis in African American Hypertensive SibshipsR01HL133221 · NHLBI · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI SMITH, JENNIFER ANN · 2016 to 2019
$2.2M
Genetic Mechanisms of Arteriosclerosis in Hypertensive SibshipsR01HL119443 · NHLBI · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI KARDIA, SHARON L · 2014 to 2017
$2.1M
NHLBI NIH HHS R01 HL119443NHLBI NIH HHS R01 HL133221NHLBI NIH HHS R01 HL141292
6 · The paper itself

Abstract

DNA methylation (DNAm) clocks are important biomarkers of cellular aging and are associated with a variety of age-related chronic diseases and all-cause mortality. Examining the relationship between education and lifestyle risk factors for age-related diseases and multiple DNAm clocks can increase the understanding of how risk factors contribute to aging at the cellular level. This study explored the association between education or lifestyle risk factors for age-related diseases and the acceleration of four DNAm clocks, including intrinsic (IEAA) and extrinsic epigenetic age acceleration (EEAA), PhenoAge acceleration (PhenoAA), and GrimAge acceleration (GrimAA) in the African American participants of the Genetic Epidemiology Network of Arteriopathy. We performed both cross-sectional and longitudinal analyses. In cross-sectional analyses, gender, education, BMI, smoking, and alcohol consumption were all independently associated with GrimAA, whereas only some of them were associated with other clocks. The effect of smoking and education on GrimAA varied by gender. Longitudinal analyses suggest that age and BMI continued to increase GrimAA, and that age and current smoking continued to increase PhenoAA after controlling DNAm clocks at baseline. In conclusion, education and common lifestyle risk factors were associated with multiple DNAm clocks. However, the association with each risk factor varied by clock, which suggests that different clocks may capture adverse effects from different environmental stimuli.

Indexed as

DNA MethylationLife StyleAdultAgedBlack or African AmericanCross-Sectional StudiesEpigenesis, GeneticFemaleHumansMaleMiddle AgedRisk FactorsSmokingAfrican AmericanDNA methylationeducationepigenetic ageGENOAlifestyle risk factors

Identifiers

PMID31466396
PMCPMC6747433

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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.