Evidence map›Paper›PMID 40301271›Full record

ArticleJournal of racial and ethnic health disparities2026

The Association Between Structural Disadvantage and Adverse Birth Outcomes: Analyzing Preterm Birth and Low Birth Weight Using the Structural Racism Effect Index.

Emma A Blackson, Briana Williams, Jé Judson, Caryn Bell, Maeve Wallace

Abstract read
In one paragraph

Article in Journal of racial and ethnic health disparities, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

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

2 citing papers in PubMed.

  1. Article
  2. Article
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

5 authors.

Emma A BlacksonDepartment of Social, Behavioral, and Population Sciences, Celia Scott Weatherhead School of Public Health & Tropical Medicine, Tulane University, New Orleans, Louisiana, USA. eblackson@tulane.edu.ORCID 0000-0002-6151-2726
Briana WilliamsDepartment of International Health and Sustainable Development, Celia Scott Weatherhead School of Public Health & Tropical Medicine, Tulane University, New Orleans, Louisiana, USA.
Jé JudsonDivision of Epidemiology and Community Health, University of Minnesota, Minneapolis, Minnesota, USA.
Caryn BellDepartment of Social, Behavioral, and Population Sciences, Celia Scott Weatherhead School of Public Health & Tropical Medicine, Tulane University, New Orleans, Louisiana, USA.
Maeve WallaceDepartment of Health Promotion Sciences, Mel and Enid Zuckerman College of Public Health, University of Arizona, Tucson, Arizona, USA.

Funding

Tulane University Training Program for Diversity in tRanslation and Implementation research in cardioVascular disEase (DRIVE)T32HL158290 · NHLBI · TULANE UNIVERSITY OF LOUISIANA · PI MACLEHOSE, RICHARD F · 2021 to 2025
$933k
NHLBI NIH HHS T32 HL158290
6 · The paper itself

Abstract

Patterns of risk for adverse birth outcomes, including low birth weight and preterm birth, are influenced by structural disadvantage. The Structural Racism Effect Index (SREI) measures these disadvantages across nine different domains, including education, income, housing, and employment. This study examines the association between structural disadvantage, as measured by the SREI, and adverse birth outcomes in the USA. Using the National Center for Health Statistics' 2020 natality file, modified Poisson regression models with robust variance adjusted for maternal age, education, prenatal care initiation, previous preterm birth, and payment source estimated the relative risks of low birth weight and preterm birth associated with exposure to level of SREI at the maternal county of residence. Among 2,376,030 birth records, higher SREI scores were significantly associated with increased risks of adverse outcomes. Medium and high SREI levels were linked to 7.4% (95% CI 6.3-8.5%) and 18.8% (95% CI 16.9-20.8%) higher risks for preterm birth, respectively, and 6.1% (95% CI 4.9-7.2%) and 17.0% (95% CI 15.8-18.2%) higher risks for low birth weight, respectively, compared to low SREI scores. Stratified analyses revealed that the impact of SREI on adverse birth outcomes varied significantly by maternal race, highlighting differential effects across racial groups. Cuzick's test for linear trend confirmed the dose-response relationship between the extent of structural disadvantage and the likelihood of adverse birth outcomes.

Indexed as

Infant, Low Birth WeightPremature BirthRacismAdultFemaleHumansInfant, NewbornPregnancyPregnancy OutcomeSocioeconomic Disparities in HealthUnited StatesYoung AdultHealth disparitiesLow birth weightNeonatal healthPreterm birthStructural disadvantage

Identifiers

PMID40301271
PMCPMC13346118

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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.