Secondhand smoke exposure is associated with autism spectrum disorder in US males but not in females: Results from the National Survey on Children's Health

Background: Secondhand smoke (SHS) exposure is linked with neurobehavioral disorders in children. This study evaluated the SHS exposure and autism spectrum disorders (ASD) in children in the United States. Materials and Methods: Parent-reported postnatal SHS exposure and ASD diagnosis were examined...

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Main Authors: Naila Khalil, Bhupinder Kaur, Alexandra Lawson, James Ebert, Ramzi Nahhas
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2018-01-01
Series:Environmental Disease
Subjects:
Online Access:http://www.environmentmed.org/article.asp?issn=2468-5690;year=2018;volume=3;issue=1;spage=8;epage=17;aulast=Khalil
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author Naila Khalil
Bhupinder Kaur
Alexandra Lawson
James Ebert
Ramzi Nahhas
author_facet Naila Khalil
Bhupinder Kaur
Alexandra Lawson
James Ebert
Ramzi Nahhas
author_sort Naila Khalil
collection DOAJ
description Background: Secondhand smoke (SHS) exposure is linked with neurobehavioral disorders in children. This study evaluated the SHS exposure and autism spectrum disorders (ASD) in children in the United States. Materials and Methods: Parent-reported postnatal SHS exposure and ASD diagnosis were examined in children age 2 to 12 years using the 2011–2012 National Survey on Children's Health. The physician diagnosis of current ASD as reported by the parents was used as the outcome. Logistic regression analysis was used to evaluate the association of ASD with SHS after adjusting for risk factors. Results: Of the 56,710 children, 24% had SHS exposure, 2% had ASD, and the mean age was 7 years. SHS exposure was associated with 47% greater odds of ASD in male children (adjusted odds ratio [OR] = 1.47; 95% confidence interval [CI] =1.05, 2.07; P = 0.025). In contrast, SHS was not significantly associated with ASD in female children (adjusted OR = 0.72; 95% CI = 0.40, 1.29; P = 0.266). Other significant factors associated with ASD diagnosis in male children were age, income, mother's education, and mental health status. Conclusions: SHS is significantly associated with ASD in male children. Sociodemographic factors, natal and prenatal characteristics are important etiologic influences for ASD. Targeted efforts to change the smoking behavior of parents and caregivers of children could reduce ASD.
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spelling doaj.art-b7174fa351074be2b17ef01e8b43b02e2022-12-22T01:48:14ZengWolters Kluwer Medknow PublicationsEnvironmental Disease2468-56902468-57042018-01-013181710.4103/ed.ed_2_18Secondhand smoke exposure is associated with autism spectrum disorder in US males but not in females: Results from the National Survey on Children's HealthNaila KhalilBhupinder KaurAlexandra LawsonJames EbertRamzi NahhasBackground: Secondhand smoke (SHS) exposure is linked with neurobehavioral disorders in children. This study evaluated the SHS exposure and autism spectrum disorders (ASD) in children in the United States. Materials and Methods: Parent-reported postnatal SHS exposure and ASD diagnosis were examined in children age 2 to 12 years using the 2011–2012 National Survey on Children's Health. The physician diagnosis of current ASD as reported by the parents was used as the outcome. Logistic regression analysis was used to evaluate the association of ASD with SHS after adjusting for risk factors. Results: Of the 56,710 children, 24% had SHS exposure, 2% had ASD, and the mean age was 7 years. SHS exposure was associated with 47% greater odds of ASD in male children (adjusted odds ratio [OR] = 1.47; 95% confidence interval [CI] =1.05, 2.07; P = 0.025). In contrast, SHS was not significantly associated with ASD in female children (adjusted OR = 0.72; 95% CI = 0.40, 1.29; P = 0.266). Other significant factors associated with ASD diagnosis in male children were age, income, mother's education, and mental health status. Conclusions: SHS is significantly associated with ASD in male children. Sociodemographic factors, natal and prenatal characteristics are important etiologic influences for ASD. Targeted efforts to change the smoking behavior of parents and caregivers of children could reduce ASD.http://www.environmentmed.org/article.asp?issn=2468-5690;year=2018;volume=3;issue=1;spage=8;epage=17;aulast=KhalilAutismchildrengendersecondhand smoke
spellingShingle Naila Khalil
Bhupinder Kaur
Alexandra Lawson
James Ebert
Ramzi Nahhas
Secondhand smoke exposure is associated with autism spectrum disorder in US males but not in females: Results from the National Survey on Children's Health
Environmental Disease
Autism
children
gender
secondhand smoke
title Secondhand smoke exposure is associated with autism spectrum disorder in US males but not in females: Results from the National Survey on Children's Health
title_full Secondhand smoke exposure is associated with autism spectrum disorder in US males but not in females: Results from the National Survey on Children's Health
title_fullStr Secondhand smoke exposure is associated with autism spectrum disorder in US males but not in females: Results from the National Survey on Children's Health
title_full_unstemmed Secondhand smoke exposure is associated with autism spectrum disorder in US males but not in females: Results from the National Survey on Children's Health
title_short Secondhand smoke exposure is associated with autism spectrum disorder in US males but not in females: Results from the National Survey on Children's Health
title_sort secondhand smoke exposure is associated with autism spectrum disorder in us males but not in females results from the national survey on children s health
topic Autism
children
gender
secondhand smoke
url http://www.environmentmed.org/article.asp?issn=2468-5690;year=2018;volume=3;issue=1;spage=8;epage=17;aulast=Khalil
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