Secondhand smoke exposure and autism spectrum disorder: a meta-analysis

Nicotine exposure during early life can significantly affect neurocognitive development. This meta-analysis was conducted to explore whether an association exists between secondhand smoke (SHS) exposure and risk of autism spectrum disorder (ASD) in children. Database search using PubMed, SAGE, Sco...

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Main Authors: Fadzrul Hafiz Johani, Nur Ezdiani Mohamed, Mohd Shafik Abd Majid, Siti Diyana Ibrahim, Zaleha Md Isa
Format: Article
Language:English
Published: Penerbit Universiti Kebangsaan Malaysia 2020
Online Access:http://journalarticle.ukm.my/15624/
http://journalarticle.ukm.my/15624/1/13.pdf
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author Fadzrul Hafiz Johani,
Nur Ezdiani Mohamed,
Mohd Shafik Abd Majid,
Siti Diyana Ibrahim,
Zaleha Md Isa,
author_facet Fadzrul Hafiz Johani,
Nur Ezdiani Mohamed,
Mohd Shafik Abd Majid,
Siti Diyana Ibrahim,
Zaleha Md Isa,
author_sort Fadzrul Hafiz Johani,
building UKM Institutional Repository
collection Online Access
description Nicotine exposure during early life can significantly affect neurocognitive development. This meta-analysis was conducted to explore whether an association exists between secondhand smoke (SHS) exposure and risk of autism spectrum disorder (ASD) in children. Database search using PubMed, SAGE, Scopus, ScienceDirect, ProQuest, and Google Scholar were used to search observational studies from January 2009 until January 2020. The random-effect model was used to combine results from individual studies. Four studies (2 cross-sectional studies, 1 case-control study, and 1 mixed design study) with 2,434 ASD cases and a total of 104,128 participants were included in the analysis. The pooled odds ratio (OR) was 1.36 (95% confidence interval (CI): 1.25-1.49) comparing SHS exposure in children with those who were not exposed. Heterogeneity was not significant across studies (Chi2 = 0.41, p = 0.94, I2 = 0%). Results from this meta-analysis indicated that SHS exposure has significant association with risk of ASD in children. Current findings should be confirmed through more studies including prospective cohort studies.
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spelling oai:generic.eprints.org:156242020-11-11T16:34:24Z http://journalarticle.ukm.my/15624/ Secondhand smoke exposure and autism spectrum disorder: a meta-analysis Fadzrul Hafiz Johani, Nur Ezdiani Mohamed, Mohd Shafik Abd Majid, Siti Diyana Ibrahim, Zaleha Md Isa, Nicotine exposure during early life can significantly affect neurocognitive development. This meta-analysis was conducted to explore whether an association exists between secondhand smoke (SHS) exposure and risk of autism spectrum disorder (ASD) in children. Database search using PubMed, SAGE, Scopus, ScienceDirect, ProQuest, and Google Scholar were used to search observational studies from January 2009 until January 2020. The random-effect model was used to combine results from individual studies. Four studies (2 cross-sectional studies, 1 case-control study, and 1 mixed design study) with 2,434 ASD cases and a total of 104,128 participants were included in the analysis. The pooled odds ratio (OR) was 1.36 (95% confidence interval (CI): 1.25-1.49) comparing SHS exposure in children with those who were not exposed. Heterogeneity was not significant across studies (Chi2 = 0.41, p = 0.94, I2 = 0%). Results from this meta-analysis indicated that SHS exposure has significant association with risk of ASD in children. Current findings should be confirmed through more studies including prospective cohort studies. Penerbit Universiti Kebangsaan Malaysia 2020-07 Article PeerReviewed application/pdf en http://journalarticle.ukm.my/15624/1/13.pdf Fadzrul Hafiz Johani, and Nur Ezdiani Mohamed, and Mohd Shafik Abd Majid, and Siti Diyana Ibrahim, and Zaleha Md Isa, (2020) Secondhand smoke exposure and autism spectrum disorder: a meta-analysis. Sains Malaysiana, 49 (7). pp. 1615-1625. ISSN 0126-6039 http://www.ukm.my/jsm/malay_journals/jilid49bil7_2020/KandunganJilid49Bil7_2020.html
spellingShingle Fadzrul Hafiz Johani,
Nur Ezdiani Mohamed,
Mohd Shafik Abd Majid,
Siti Diyana Ibrahim,
Zaleha Md Isa,
Secondhand smoke exposure and autism spectrum disorder: a meta-analysis
title Secondhand smoke exposure and autism spectrum disorder: a meta-analysis
title_full Secondhand smoke exposure and autism spectrum disorder: a meta-analysis
title_fullStr Secondhand smoke exposure and autism spectrum disorder: a meta-analysis
title_full_unstemmed Secondhand smoke exposure and autism spectrum disorder: a meta-analysis
title_short Secondhand smoke exposure and autism spectrum disorder: a meta-analysis
title_sort secondhand smoke exposure and autism spectrum disorder: a meta-analysis
url http://journalarticle.ukm.my/15624/
http://journalarticle.ukm.my/15624/
http://journalarticle.ukm.my/15624/1/13.pdf