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Prevalence and factors associated with snoring in 3-year olds: early links with behavioral adjustment

Amelia I Gill1, Elizabeth Schaughency, Barbara C Galland

  • 1Department of Women's and Children's Health, University of Otago, P.O. Box 913, Dunedin 9054, New Zealand.

Sleep Medicine
|September 7, 2012
PubMed

Insights

Habitual snoring affects 11.3% of 3-year-olds in New Zealand, with links to male gender, Māori ethnicity, and neighborhood deprivation. Snoring in young children is also associated with irritability and hyperactivity.

Area of Science:

  • Pediatric Sleep Medicine
  • Community Health Research
  • Child Behavioral Science

Background:

  • Sleep disordered breathing (SDB) symptoms are prevalent in young children.
  • Understanding factors associated with habitual snoring in preschoolers is crucial for early intervention.

Purpose of the Study:

  • To determine the prevalence of sleep disordered breathing symptoms in a New Zealand community sample of 3-year-olds.
  • To identify sleep, demographic, health, environmental, familial, perinatal, and behavioral factors linked to habitual snoring.

Main Methods:

  • A cross-sectional study involving 823 children aged 3 years.
  • Parental questionnaires were used to collect data on children's sleep, focusing on snoring and other SDB symptoms.
  • Demographic, health, environmental, and behavioral data were also gathered.

Main Results:

  • Habitual snoring (≥4 nights/week) was reported in 11.3% of children.
  • Habitual snoring was more common in males and Māori children, and in those from deprived neighborhoods.
  • Associated symptoms included mouth breathing, tonsillitis, and night waking; snoring correlated with child irritability and hyperactivity.

Conclusions:

  • The prevalence of habitual snoring in New Zealand preschoolers is comparable to international findings.
  • Factors associated with habitual snoring include male gender, Māori ethnicity, neighborhood deprivation, and specific environmental/health factors.
  • Habitual snoring in 3-year-olds is linked to irritable and hyperactive behaviors.
Abstract

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