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Prenatal exposure to cigarettes, alcohol, and coffee and the risk for febrile seizures

Mogens Vestergaard1, Kirsten Wisborg, Tine Brink Henriksen

  • 1Department of Obstetrics and Paediatrics, Aarhus University, Aarhus, Denmark. mv@dadlnet.dk

Pediatrics
|November 3, 2005
PubMed

Insights

Prenatal exposure to moderate alcohol and coffee did not increase the risk of febrile seizures in children. However, maternal smoking of 10 or more cigarettes daily may slightly elevate the risk for febrile seizures.

Area of Science:

  • Pediatrics
  • Neurology
  • Epidemiology

Background:

  • Febrile seizures are common in childhood, influenced by genetic and environmental factors.
  • Prenatal environmental exposures are understudied despite fetal brain vulnerability.
  • Understanding these exposures is crucial for childhood neurological health.

Purpose of the Study:

  • To investigate the association between prenatal exposure to cigarettes, alcohol, and coffee and febrile seizure risk.
  • To analyze these risks in two large, population-based birth cohorts.
  • To inform public health strategies regarding prenatal substance exposure.

Main Methods:

  • Utilized two Danish birth cohorts: Aarhus (25,196 children) and Aalborg-Odense (10,400 children).
  • Linked cohort data with the Danish National Hospital Register for comprehensive follow-up until December 1998.
  • Extracted detailed febrile seizure information from medical records for a subset of the Aarhus cohort.

Main Results:

  • Maternal smoking of 10+ cigarettes/day showed a slightly increased risk for febrile seizures in the Aarhus cohort; this association was weak in the Aalborg-Odense cohort.
  • No significant association was found between maternal alcohol or coffee consumption and febrile seizure risk.
  • Results were consistent for both simple and complex febrile seizures.

Conclusions:

  • Prenatal exposure to low-to-moderate alcohol and coffee consumption does not appear to impact febrile seizure risk.
  • A potential modest increase in febrile seizure risk associated with maternal smoking during pregnancy cannot be excluded.
  • Further research may clarify the specific impact of maternal smoking on childhood febrile seizures.
Abstract

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