Evidence map›Paper›PMID 24476365›Full record

ArticleEnvironmental health : a global access science source2014

Assessing the impact of race, social factors and air pollution on birth outcomes: a population-based study.

Simone C Gray, Sharon E Edwards, Bradley D Schultz, Marie Lynn Miranda

Registry-linked trialAbstract read
In one paragraph

Article in Environmental health : a global access science source, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT02206750 (The Interaction of Social Factors With Air Pollution), which is not on this map. Cited by 80 papers, 10 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
80citing papers in PubMed, 10 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.

NCT02206750 nacompletednot on this map

The Interaction of Social Factors With Air Pollution

TypeinterventionalSponsorEnvironmental Protection Agency (EPA)Ran2014 to 2017Enrolled40ConditionsExposure to Environmental Pollution, Non-occupationalArmsClean Air, Ozone
3 · Its place in the literature

Who cites it

80 citing papers in PubMed, 10 syntheses or guidelines pooled it.

  1. Pooled it
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  6. Maternal fine particulate matter (PMEnvironmental science and pollution research international · 2019
    Pooled it
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  10. Maternal exposure to fine particulate matter (PM2.5) and pregnancy outcomes: a meta-analysis.Environmental science and pollution research international · 2015
    Pooled it
  11. Trial
  12. Trial
  13. Article
  14. Article
  15. Association between maternal PMFrontiers in public health · 2026
    Article
  16. Exposure to low concentrations of PMBMC public health · 2025
    Article
  17. Article
  18. Article
  19. Article
  20. Weekly prenatal PMEnvironmental research · 2024
    Article

20 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

4 authors.

Simone C GrayU,S, Environmental Protection Agency, Research Triangle Park, North Carolina, USA. simonegray@cdc.gov.
Sharon E Edwards
Bradley D Schultz
Marie Lynn Miranda

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundBoth air pollution exposure and socioeconomic status (SES) are important indicators of children's health. Using highly resolved modeled predictive surfaces, we examine the joint effects of air pollution exposure and measures of SES in a population level analysis of pregnancy outcomes in North Carolina (NC).

methodsDaily measurements of particulate matter <2.5 μm in aerodynamic diameter (PM2.5) and ozone (O3) were calculated through a spatial hierarchical Bayesian model which produces census-tract level point predictions. Using multilevel models and NC birth data from 2002-2006, we examine the association between pregnancy averaged PM2.5 and O3, individual and area-based SES indicators, and birth outcomes.

resultsMaternal race and education, and neighborhood household income were associated with adverse birth outcomes. Predicted concentrations of PM2.5 and O3 were also associated with an additional effect on reductions in birth weight and increased risks of being born low birth weight and small for gestational age.

conclusionsThis paper builds on and complements previous work on the relationship between pregnancy outcomes and air pollution exposure by using 1) highly resolved air pollution exposure data; 2) a five-year population level sample of pregnancies; and 3) including personal and areal level measures of social determinants of pregnancy outcomes. Results show a stable and negative association between air pollution exposure and adverse birth outcomes. Additionally, the more socially disadvantaged populations are at a greater risk; controlling for both SES and environmental stressors provides a better understanding of the contributing factors to poor children's health outcomes.

Indexed as

AdolescentAdultAir PollutantsAir PollutionBirth WeightEnvironmental ExposureFemaleHumansIncomeNorth CarolinaOzoneParticulate MatterPregnancyPregnancy OutcomePremature BirthRacial GroupsAir PollutantsOzoneParticulate Matter

Identifiers

PMID24476365
PMCPMC3922656

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Registered trials

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.