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Exposure to Tobacco Smoke and Temperament among U.S. Children 0-5 Years Old

Ashley L Merianos1, Laura A Nabors1, Kayleigh A Fiser1

  • 1School of Human Services, University of Cincinnati.

Journal of Pediatric Psychology
|December 23, 2020
PubMed

Insights

Children exposed to tobacco smoke (TSE) show altered early temperament. Home TSE in young children is linked to less affection and curiosity, while older children with any TSE exhibit reduced resilience and positive affect.

Area of Science:

  • Pediatric Health
  • Environmental Health
  • Developmental Psychology

Background:

  • Tobacco smoke exposure (TSE) is a significant environmental risk factor impacting child development.
  • Early childhood temperament is crucial for social-emotional development and long-term well-being.
  • Understanding the effects of TSE on temperament is vital for early intervention strategies.

Purpose of the Study:

  • To investigate the association between tobacco smoke exposure (TSE) and early childhood temperament in children aged 0-5 years.
  • To analyze these associations separately for younger (0-2 years) and older (3-5 years) age groups.
  • To identify specific temperament behaviors affected by different levels of home TSE.

Main Methods:

  • Utilized data from the 2017-2018 National Survey of Children's Health (NSCH) with 14,345 participants.
  • Defined TSE status based on living with a smoker, differentiating between no home TSE and home TSE (smoking inside the home).
  • Employed logistic regression analyses, controlling for relevant covariates to assess the odds of temperament behaviors.

Main Results:

  • Children with home TSE showed increased odds of not always being affectionate (aOR=1.74), curious (aOR=1.81), and smiling/laughing (aOR=1.77).
  • Younger children (0-2 years) with home TSE were more likely to not always be affectionate (aOR=1.97).
  • Older children (3-5 years) with no home TSE were more likely to not always bounce back (aOR=1.21) and smile/laugh (aOR=1.26); those with home TSE showed higher odds of not being curious (aOR=2.24) and smiling/laughing (aOR=2.43).

Conclusions:

  • Tobacco smoke exposure is associated with a higher likelihood of diminished positive early childhood temperament behaviors.
  • The impact of TSE on temperament is more pronounced in older children (3-5 years) compared to younger ones.
  • These findings underscore the importance of smoke-free environments for fostering healthy socio-emotional development in children.
Abstract

Keywords:
health disparities and inequitiesmental healthpublic healthtobacco use

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