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Sleep quality and effects of position on sleep apnea in East Asian children

Hyo Yeol Kim1, Hun-Jong Dhong, Jae-Kwon Lee

  • 1Department of Otorhinolaryngology - Head and Neck Surgery, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Republic of Korea.

Auris, Nasus, Larynx
|August 31, 2010
PubMed

Insights

Obstructive sleep apnea syndrome (OSAS) negatively impacts sleep architecture in East Asian children. These children experience worse sleep quality and higher respiratory disturbance when sleeping on their backs.

Area of Science:

  • Pediatric Sleep Medicine
  • Respiratory Physiology
  • Otolaryngology

Background:

  • Obstructive sleep apnea syndrome (OSAS) is a prevalent condition in children.
  • Sleep architecture and quality can be affected by OSAS.
  • The influence of sleep position on respiratory events in children with OSAS requires further investigation.

Purpose of the Study:

  • To evaluate the impact of OSAS on sleep architecture and quality in East Asian children.
  • To determine the effect of sleeping body position on respiratory disturbances in this population.
  • To explore the role of obesity and tonsillar size in positional respiratory events.

Main Methods:

  • Polysomnography was conducted on 50 East Asian children with habitual snoring.
  • Children were categorized into OSAS (apnea-hypopnea index [AHI] ≥5) and control groups.
  • Sleep architecture, respiratory disturbance index (AHI), and body position effects were analyzed.

Main Results:

  • The OSAS group exhibited reduced total sleep time, lower sleep efficiency, and increased arousal and heart rate.
  • AHI was significantly higher in the supine position compared to non-supine positions (P=0.032).
  • OSAS and tonsillar hypertrophy were identified as factors contributing to positional AHI differences.

Conclusions:

  • OSAS significantly influences sleep architecture and quality in East Asian children.
  • East Asian children with OSAS show increased respiratory disturbance when sleeping supine.
  • Tonsillar hypertrophy and OSAS presence contribute to positional variations in AHI.
Abstract

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