Unintentional poisoning in young children: does developmental stage predict the type of substance accessed and

M Schmertmann1, A Williamson, D Black

  • 1School of Public Health and Community Medicine, University of New South Wales, Sydney, NSW, Australia.

Insights

Child development stage significantly impacts poisoning risk in young children. Younger children (12-17 months) are more prone to non-medicinal poisonings, while older children (24-41 months) face higher risks from medicinal substances.

Area of Science:

  • Pediatrics
  • Toxicology
  • Developmental Psychology

Background:

  • Poisoning risk in children aged 0-4 years is often analyzed as a single group, masking critical differences in substance type based on age.
  • These differences are linked to developmental stages, but prior research has not examined developmental stage's predictive value for poisoning by substance type.

Purpose of the Study:

  • To investigate the predictive value of child developmental stage for poisoning by substance type in children aged 0-4 years.
  • To utilize 3-month age intervals as a proxy for developmental stage, adjusting for sex, socioeconomic status, and remoteness.

Main Methods:

  • A population-based dataset of unintentional poisoning hospitalizations in children aged 0-4 years was analyzed.
  • Multivariate logistic regression was used to assess associations between substance type and age, sex, socioeconomic status, and remoteness.

Main Results:

  • Children aged 12-17 months had significantly higher odds of non-medicinal poisoning.
  • Children aged 24-41 months had significantly higher odds of medicinal poisoning.
  • Males and children from disadvantaged or remote areas had increased odds of non-medicinal poisoning.

Conclusions:

  • Child development stages influence children's environmental access and subsequent poisoning risks.
  • The likelihood of medicinal versus non-medicinal poisoning changes significantly with age.
  • Child development is a significant predictor of the type of substance a child may access and ingest.
Abstract

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