Evidence map›Paper›PMID 30060108›Full record

ArticleAmerican journal of epidemiology2018

Socioeconomic Position and DNA Methylation Age Acceleration Across the Life Course.

Amanda Hughes, Melissa Smart, Tyler Gorrie-Stone, Eilis Hannon, Jonathan Mill, Yanchun Bao, Joe Burrage, Leo Schalkwyk, Meena Kumari

Abstract read
In one paragraph

Article in American journal of epidemiology, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 69 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
69citing papers in PubMed, 2 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

69 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Using Epigenetic Clocks to Characterize Biological Aging in Studies of Children and Childhood Exposures: a Systematic Review.Prevention science : the official journal of the Society for Prevention Research · 2023
    Pooled it
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  10. Impact of socioeconomic conditions across the life course on epigenetic age acceleration: evidence from a longitudinal cohort.The journals of gerontology. Series A, Biological sciences and medical sciences · 2025
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  12. The Impact of Early Life Adversity on Peripubertal Accelerated Epigenetic Aging and Psychopathology.Journal of the American Academy of Child and Adolescent Psychiatry · 2025
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9 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

9 authors.

Amanda HughesInstitute for Social and Economic Research, University of Essex, Colchester, United Kingdom.
Melissa SmartInstitute for Social and Economic Research, University of Essex, Colchester, United Kingdom.
Tyler Gorrie-StoneDepartment of Biological Sciences, Faculty of Science and Health, University of Essex, Colchester, United Kingdom.
Eilis Hannon
Jonathan Mill
Yanchun BaoInstitute for Social and Economic Research, University of Essex, Colchester, United Kingdom.
Joe Burrage
Leo SchalkwykDepartment of Biological Sciences, Faculty of Science and Health, University of Essex, Colchester, United Kingdom.
Meena KumariInstitute for Social and Economic Research, University of Essex, Colchester, United Kingdom.

Funding

Medical Research Council G1001799Medical Research Council K013807Medical Research Council MR/N01104X/1Medical Research Council MR/N01104X/2
6 · The paper itself

Abstract

Accelerated DNA methylation age is linked to all-cause mortality and environmental factors, but studies of associations with socioeconomic position are limited. Researchers generally use small selected samples, and it is unclear how findings obtained with 2 commonly used methods for calculating methylation age (the Horvath method and the Hannum method) translate to general population samples including younger and older adults. Among 1,099 United Kingdom adults aged 28-98 years in 2011-2012, we assessed the relationship of Horvath and Hannum DNA methylation age acceleration with a range of social position measures: current income and employment, education, income and unemployment across a 12-year period, and childhood social class. Accounting for confounders, participants who had been less advantaged in childhood were epigenetically "older" as adults: In comparison with participants who had professional/managerial parents, Hannum age was 1.07 years higher (95% confidence interval: 0.20, 1.94) for participants with parents in semiskilled/unskilled occupations and 1.85 years higher (95% confidence interval: 0.67, 3.02) for those without a working parent at age 14 years. No other robust associations were seen. Results accord with research implicating early life circumstances as critical for DNA methylation age in adulthood. Since methylation age acceleration as measured by the Horvath and Hannum estimators appears strongly linked to chronological age, researchers examining associations with the social environment must take steps to avoid age-related confounding.

Indexed as

Health Status DisparitiesSocioeconomic FactorsAdultAgedAged, 80 and overAgingDNA MethylationEpigenesis, GeneticFemaleHumansMaleMiddle AgedRisk FactorsUnited Kingdom

Identifiers

PMID30060108
PMCPMC6211240

What OpenQuestion holds

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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.