Habitual snoring, intermittent hypoxia, and impaired behavior in primary school children

Michael S Urschitz1, Steffen Eitner, Anke Guenther

  • 1Department of Neonatology, University Children's Hospital, Tuebingen, Germany.

Pediatrics
|October 7, 2004
PubMed

Insights

Habitual snoring in children is linked to behavioral issues, independent of intermittent hypoxia. These behavioral problems improve when snoring stops, suggesting a direct link between snoring cessation and better behavior.

Area of Science:

  • Pediatric Sleep Medicine
  • Child Psychology
  • Respiratory Medicine

Background:

  • Sleep-disordered breathing, including habitual snoring, is a known risk factor for behavioral and academic deficits in children.
  • The specific impact of habitual snoring and the role of intermittent hypoxia on these deficits require further clarification.

Purpose of the Study:

  • To assess behavioral problems in children with habitual snoring (HS).
  • To investigate the influence of intermittent hypoxia on these behaviors.
  • To evaluate the reversibility of behavioral and academic impairments after cessation of HS.

Main Methods:

  • 1144 children were assessed for habitual snoring and behavioral issues via parental questionnaires.
  • Intermittent hypoxia was measured using pulse oximetry.
  • Academic performance was evaluated using school reports; all factors were reassessed after one year.

Main Results:

  • Habitual snoring was significantly associated with hyperactivity, inattention, daytime tiredness, sleepiness, conduct problems, emotional symptoms, and peer issues.
  • These associations persisted independently of intermittent hypoxia.
  • Hyperactive and inattentive behaviors improved significantly after HS ceased, while academic performance did not show similar improvement.

Conclusions:

  • Impaired behavior is a primary characteristic of habitual snoring in children, separate from intermittent hypoxia.
  • Behavioral improvements are observed when habitual snoring is no longer present.
Abstract

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