Evidence map›Paper›PMID 26241036›Full record

ArticleEnvironmental health perspectives2016

Traffic-Related Air Pollution, Noise at School, and Behavioral Problems in Barcelona Schoolchildren: A Cross-Sectional Study.

Joan Forns, Payam Dadvand, Maria Foraster, Mar Alvarez-Pedrerol, Ioar Rivas, Mònica López-Vicente, Elisabet Suades-Gonzalez, Raquel Garcia-Esteban, Mikel Esnaola, Marta Cirach and 6 more

Abstract read
In one paragraph

Article in Environmental health perspectives, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 70 papers, 10 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
70citing 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.

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

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

  1. Pooled it
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  8. Impact of Green Space Exposure on Children's and Adolescents' Mental Health: A Systematic Review.International journal of environmental research and public health · 2018
    Pooled it
  9. Pooled it
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  11. Review
  12. Article
  13. A Review of the Increasing Impact and Effects of Air Pollution Throughout Life and Before Birth.Medical science monitor : international medical journal of experimental and clinical research · 2026
    Review
  14. Article
  15. Article
  16. Article
  17. Noise and mental health: evidence, mechanisms, and consequences.Journal of exposure science & environmental epidemiology · 2025
    Review
  18. Review
  19. Review
  20. Article

10 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

16 authors.

Joan FornsCentre for Research in Environmental Epidemiology (CREAL), Barcelona, Catalonia, Spain.
Payam Dadvand
Maria Foraster
Mar Alvarez-Pedrerol
Ioar Rivas
Mònica López-Vicente
Elisabet Suades-Gonzalez
Raquel Garcia-Esteban
Mikel Esnaola
Marta Cirach
James Grellier
Xavier Basagaña
Xavier Querol
Mònica Guxens
Mark J Nieuwenhuijsen
Jordi Sunyer

Funding

European Research Council 268479
6 · The paper itself

Abstract

backgroundThe available evidence of the effects of air pollution and noise on behavioral development is limited, and it overlooks exposure at schools, where children spend a considerable amount of time.

objectiveWe aimed to investigate the associations of exposure to traffic-related air pollutants (TRAPs) and noise at school on behavioral development of schoolchildren.

methodsWe evaluated children 7-11 years of age in Barcelona (Catalonia, Spain) during 2012-2013 within the BREATHE project. Indoor and outdoor concentrations of elemental carbon (EC), black carbon (BC), and nitrogen dioxide (NO2) were measured at schools in two separate 1-week campaigns. In one campaign we also measured noise levels inside classrooms. Parents filled out the strengths and difficulties questionnaire (SDQ) to assess child behavioral development, while teachers completed the attention deficit/hyperactivity disorder criteria of the DSM-IV (ADHD-DSM-IV) list to assess specific ADHD symptomatology. Negative binomial mixed-effects models were used to estimate associations between the exposures and behavioral development scores.

resultsInterquartile range (IQR) increases in indoor and outdoor EC, BC, and NO2 concentrations were positively associated with SDQ total difficulties scores (suggesting more frequent behavioral problems) in adjusted multivariate models, whereas noise was significantly associated with ADHD-DSM-IV scores.

conclusionIn our study population of 7- to 11-year-old children residing in Barcelona, exposure to TRAPs at school was associated with increased behavioral problems in schoolchildren. Noise exposure at school was associated with more ADHD symptoms. CITATION: Forns J, Dadvand P, Foraster M, Alvarez-Pedrerol M, Rivas I, López-Vicente M, Suades-Gonzalez E, Garcia-Esteban R, Esnaola M, Cirach M, Grellier J, Basagaña X, Querol X, Guxens M, Nieuwenhuijsen MJ, Sunyer J. 2016. Traffic-related air pollution, noise at school, and behavioral problems in Barcelona schoolchildren: a cross-sectional study. Environ Health Perspect 124:529-535; http://dx.doi.org/10.1289/ehp.1409449.

Indexed as

Problem BehaviorAir PollutantsAir PollutionAir Pollution, IndoorAttention Deficit Disorder with HyperactivityChildCross-Sectional StudiesFemaleHumansMaleNitrogen DioxideNoiseParticulate MatterSchoolsSpainVehicle EmissionsAir PollutantsNitrogen DioxideParticulate MatterVehicle Emissions

Identifiers

PMID26241036
PMCPMC4829987

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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.