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Air pollution and low birth weight in an industrialized city in Southeastern Brazil, 2003-2006

Overview of attention for article published in Revista Brasileira de Epidemiologia, June 2017
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Title
Air pollution and low birth weight in an industrialized city in Southeastern Brazil, 2003-2006
Published in
Revista Brasileira de Epidemiologia, June 2017
DOI 10.1590/1980-5497201700020001
Pubmed ID
Authors

Marcelo Moreno dos Reis, Mariana Tavares Guimarães, Alfésio Luís Ferreira Braga, Lourdes Conceição Martins, Luiz Alberto Amador Pereira

Abstract

Birth weight is an important indicator of several conditions that manifest earlier (as fetal and neonatal mortality and morbidity, inhibited growth and cognitive development) and later in life such as chronic diseases. Air pollution has been associated with adverse pregnancy outcomes. Retrospective cohort study investigated the association between low birth weight (LBW) and maternal exposure to air pollutants in Volta Redonda city, Rio de Janeiro, Brazil, from 2003 to 2006. Birth data was obtained from Brazilian Information System. Exposure information (O3, PM10, temperature and humidity) was provided by Governmental Air Quality Monitoring System. Linear and Logistic models, adjusted for sex, type of pregnancy, prenatal care, place of birth, maternal age, parity, education, congenital anomalies and weather variables were employed. Low birth weight (LBW) represented 9.1% of all newborns (13,660). For an interquartile range increase in PM10 it was found OR2 ndTrimester = 1.06 (95%CI 1.02 - 1.10), OR3 rdTrimester = 1.06 (95%CI 1.02 - 1.10) and, in O3 it was found OR2 ndTrimester = 1.03 (95%CI 1.01 - 1.04), OR3 rdTrimester = 1.03 (95%CI 1.02 - 1.04). The dose-response relationship and a reduction in birth weight of 31.11 g (95%CI -56.64 - -5.58) was observed in the third trimester of pregnancy due to an interquartile increase of O3. This study suggests that exposures to PM10 and O3, even being below the Brazilian air quality standards, contribute to risks of low birth weight.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 17 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 17 100%

Demographic breakdown

Readers by professional status Count As %
Student > Bachelor 4 24%
Student > Master 3 18%
Student > Doctoral Student 2 12%
Lecturer 1 6%
Researcher 1 6%
Other 1 6%
Unknown 5 29%
Readers by discipline Count As %
Nursing and Health Professions 4 24%
Engineering 3 18%
Computer Science 2 12%
Environmental Science 1 6%
Medicine and Dentistry 1 6%
Other 1 6%
Unknown 5 29%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 1. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 16 June 2018.
All research outputs
#20,663,600
of 25,382,440 outputs
Outputs from Revista Brasileira de Epidemiologia
#284
of 417 outputs
Outputs of similar age
#254,491
of 330,503 outputs
Outputs of similar age from Revista Brasileira de Epidemiologia
#15
of 20 outputs
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So far Altmetric has tracked 417 research outputs from this source. They receive a mean Attention Score of 3.6. This one is in the 17th percentile – i.e., 17% of its peers scored the same or lower than it.
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