Evidence map›Paper›PMID 23258416›Full record

SynthesisEpidemiologic reviews2013

Is socioeconomic status associated with biological aging as measured by telomere length?

Tony Robertson, G David Batty, Geoff Der, Candida Fenton, Paul G Shiels, Michaela Benzeval

Abstract readSystematic Review
In one paragraph

Synthesis in Epidemiologic reviews, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 64 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
64citing papers in PubMed, 3 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

64 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Pooled it
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  15. Telomere Length, Health, and Mortality in a Cohort of Older Black South African Adults.The journals of gerontology. Series A, Biological sciences and medical sciences · 2023
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4 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.

Tony Robertson
G David Batty
Geoff Der
Candida Fenton
Paul G Shiels
Michaela Benzeval

Funding

Chief Scientist Office SPHSU2Medical Research Council MC_U130059821Medical Research Council MC_U130059823Medical Research Council MC_UP_A540_1021Medical Research Council MC_UU_12017/7Wellcome Trust
6 · The paper itself

Abstract

It has been hypothesized that one way in which lower socioeconomic status (SES) affects health is by increasing the rate of biological aging. A widely used marker of biological aging is telomere length. Telomeres are structures at the ends of chromosomes that erode with increasing cell proliferation and genetic damage. We aimed to identify, through systematic review and meta-analysis, whether lower SES (greater deprivation) is associated with shorter telomeres. Thirty-one articles, including 29 study populations, were identified. We conducted 3 meta-analyses to compare the telomere lengths of persons of high and low SES with regard to contemporaneous SES (12 study populations from 10 individual articles), education (15 study populations from 14 articles), and childhood SES (2 study populations from 2 articles). For education, there was a significant difference in telomere length between persons of high and low SES in a random-effects model (standardized mean difference (SMD) = 0.060, 95% confidence interval (CI): 0.002, 0.118; P = 0.042), although a range of sensitivity analyses weakened this association. There was no evidence for an association between telomere length and contemporaneous SES (SMD = 0.104, 95% CI: -0.027, 0.236; P = 0.119) or childhood SES (SMD = -0.037, 95% CI: -0.143, 0.069; P = 0.491). These results suggest weak evidence for an association between SES (as measured by education) and biological aging (as measured by telomere length), although there was a lack of consistent findings across the SES measures investigated here.

Indexed as

Social ClassAgingBiomarkersEducational StatusGenetic MarkersHumansTelomereBiomarkersGenetic Markersbiological agingreview, systematicsocioeconomic statustelomere length

Identifiers

PMID23258416
PMCPMC3578449

What OpenQuestion holds

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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.