Evidence map›Paper›PMID 33160231›Full record

ArticlePsychoneuroendocrinology2021

Race, socioeconomic status, and low-grade inflammatory biomarkers across the lifecourse: A pooled analysis of seven studies.

Phoebe H Lam, Jessica J Chiang, Edith Chen, Gregory E Miller

Open access · greenAbstract read
In one paragraph

Article in Psychoneuroendocrinology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
39citing papers in PubMed, 1 pooled it
2.0field-weighted citation impact, top 12% 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

39 citing papers in PubMed, 1 synthesis or guideline pooled it, 51 citations in OpenAlex.

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  10. Longitudinal plasma interleukin-6 and post-stroke cognitive outcomes: The Stroke-IMPaCT study.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

4 authors at 1 institution in 1 country.

Phoebe H LamDepartment of Psychology, Northwestern University, Swift Hall, 2029 Sheridan Road, Evanston, IL, 60208, United States. Electronic address: phoebelam@u.northwestern.edu.
Jessica J ChiangDepartment of Psychology, Georgetown University, 306N White-Gravenor Hall, 37(th) and O Streets, NW, Washington DC, 20057, United States.
Edith ChenDepartment of Psychology, Northwestern University, Swift Hall, 2029 Sheridan Road, Evanston, IL, 60208, United States; Institute for Policy Research, Northwestern University, 2040 Sheridan Road, Evanston, IL, 60208, United States.
Gregory E MillerDepartment of Psychology, Northwestern University, Swift Hall, 2029 Sheridan Road, Evanston, IL, 60208, United States; Institute for Policy Research, Northwestern University, 2040 Sheridan Road, Evanston, IL, 60208, United States.
Northwestern University · US

Funding

Childhood Origins of CHD Disparities: Neural & Immune PathwaysR01HL122328 · NHLBI · NORTHWESTERN UNIVERSITY · PI MILLER, GREGORY EVAN · 2015 to 2018
$3.1M
Multi-Level Understanding of Social Contributors to SES Disparities in AsthmaR01HL108723 · NHLBI · NORTHWESTERN UNIVERSITY · PI CHEN, EDITH · 2012 to 2016
$2.0M
Biological Embedding of Early-Life SESR01HD058502 · NICHD · UNIVERSITY OF BRITISH COLUMBIA · PI MILLER, GREGORY EVAN · 2009 to 2013
$1.3M
"Youth Exposure to Violence and Pulmonary and Cardiovascular Health: Meta- and Primary-Analytic Approaches to Understanding Mediators and Moderators."F31HL147509 · NHLBI · NORTHWESTERN UNIVERSITY · PI LAM, PHOEBE HOK-YEE · 2020 to 2022
$126k
CIHR 67191CIHR 97872NHLBI NIH HHS F31 HL147509NHLBI NIH HHS R01 HL108723NHLBI NIH HHS R01 HL122328NICHD NIH HHS R01 HD058502
6 · The paper itself

Abstract

Cardiovascular diseases are patterned by race and socioeconomic status, and chronic low-grade inflammation is proposed as a key underlying mechanism. Theories for how racial and socioeconomic disadvantages foster inflammation emphasize a lifecourse approach: social disadvantages enable chronic or repeated exposure to stressors, unhealthy behaviors, and environmental risks that accumulate across the lifecourse to increase low-grade inflammation. However, single samples rarely include multiple racial and socioeconomic groups that each span a wide age range, precluding examination of this proposition. To address this issue, the current study combined seven studies that measured C-reactive protein and interleukin-6, producing a pooled sample of 1650 individuals aged 11-60 years. We examined (a) whether race and socioeconomic disparities in inflammatory biomarkers vary across the lifecourse, (b) whether adiposity operates as a pathway leading to these disparities, and (c) whether any indirect pathways through adiposity also vary across the lifecourse. Relative to White individuals, Black individuals exhibited higher, whereas Asian individuals exhibited lower, levels of inflammatory biomarkers, and adiposity accounted for these racial differences. Similarly, lower socioeconomic status was associated with higher inflammatory biomarkers via elevated adiposity. Importantly, both racial and socioeconomic disparities, as well as their pathways via adiposity, widened across the lifecourse. This pattern suggests that the impact of social disadvantages compound with age, leading to progressively larger disparities in low-grade inflammation. More broadly, these findings highlight the importance of considering age when examining health disparities and formulating conceptual models that specify how and why disparities may vary across the lifecourse.

Indexed as

InflammationRacial GroupsSocial ClassAdolescentAdultBiomarkersChildHealth Status DisparitiesHumansLife Change EventsMiddle AgedObesityRace FactorsYoung AdultBiomarkersAdiposityHealth disparitiesLifecourseLow-grade inflammationRaceSocioeconomic status

Identifiers

PMID33160231
PMCPMC7722477
OpenAlexW3094359382

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.