Evidence map›Paper›PMID 29356659›Full record

ArticleCanadian journal of public health = Revue canadienne de sante publique2018

Proximity to two main sources of industrial outdoor air pollution and emergency department visits for childhood asthma in Edmonton, Canada.

Laura A Rodriguez-Villamizar, Rhonda J Rosychuk, Alvaro Osornio-Vargas, Paul J Villeneuve, Brian H Rowe

Abstract read
In one paragraph

Article in Canadian journal of public health = Revue canadienne de sante publique, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed, 1 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

10 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  5. Proximity to coal-fired power plants and neurobehavioral symptoms in children.Journal of exposure science & environmental epidemiology · 2022
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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

5 authors.

Laura A Rodriguez-VillamizarSchool of Public Health, University of Alberta, Edmonton, AB; Department of Public Health, Universidad Industrial de Santander, Bucaramanga, Colombia. laurovi@uis.edu.co.
Rhonda J Rosychuk
Alvaro Osornio-Vargas
Paul J Villeneuve
Brian H Rowe

Funding

CIHR
6 · The paper itself

Abstract

objectiveChildren are recognized to be more susceptible than healthy adults to the effects of air pollution; however, relatively few Canadian studies of children have focused on industrial emissions. We conducted a spatial cross-sectional study to explore associations between emergency department (ED) visits for childhood asthma and residential proximity to two industrial sources of air pollution (coal-fired power plant and petrochemical industry) in Edmonton, Canada.

methodsUsing administrative health care data for Alberta between 2004 and 2010, we conducted a spatial analysis of disease clusters of count data around these two industrial sources. The distance from children's place of residence to these industrial sources was determined by using the six-character postal code from the children's ED visit. Clusters of cases were identified at the census dissemination area. Negative binomial multivariable spatial regression was used to estimate the risks of clusters in relation to the distance to these industrial sources.

resultsThe relative risk of ED visits for asthma, calculated using a spatial scan test for events, was 10.4 (p value <0.01) within the power plant area when compared with the outside area. In addition, there was an inverse association of the distance to the power plant (coefficient = -0.01 per km) with asthma visits when multivariable models were used. No asthma clusters were identified around the petrochemical industrial area.

conclusionOur analyses revealed that there was a cluster of ED visits for asthma among children who lived near the coal-fired power plant just outside Edmonton.

Indexed as

AdolescentAir PollutionAsthmaCanadaChildChild, PreschoolCluster AnalysisCross-Sectional StudiesEmergency Service, HospitalFemaleHumansIndustryMaleResidence CharacteristicsRiskSpatial Analysis

Identifiers

PMID29356659
PMCPMC6972041

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.