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Age-Related Differences in Sleep Measures Among Pediatric Patients With Obstructive Sleep-Disordered Breathing

Matthew Zhang1, Basir Mansoor1, Stephen R Chorney1,2

  • 1Department of Otolaryngology University of Texas Southwestern Medical Center Dallas Texas USA.

Laryngoscope Investigative Otolaryngology
|April 13, 2026
PubMed

Insights

Pediatric obstructive sleep-disordered breathing (oSDB) shows age-related sleep differences, with obesity impacting sleep architecture. These variations persist even after tonsillectomy, highlighting age and obesity as key factors in children's sleep.

Area of Science:

  • Pediatric Sleep Medicine
  • Sleep Physiology
  • Obstructive Sleep-Disordered Breathing

Background:

  • Obstructive sleep-disordered breathing (oSDB) is a common condition in children, affecting sleep quality and overall health.
  • Understanding age-related variations in sleep patterns is crucial for effective diagnosis and management of pediatric oSDB.

Purpose of the Study:

  • To investigate age-specific differences in sleep measures among children diagnosed with oSDB.
  • To analyze the impact of age and obesity on sleep architecture in pediatric patients undergoing polysomnography (PSG).

Main Methods:

  • Retrospective review of 303 pediatric patients (aged 1-18 years) referred for PSG due to oSDB.
  • Patients were stratified into four age groups; demographic, clinical, and PSG data were analyzed.
  • Correlation and multiple linear regression analyses were employed to characterize sleep parameters, including a subset post-tonsillectomy.

Main Results:

  • Obesity prevalence increased with age, highest in the 12-18 year group (75.8%).
  • The apnea-hypopnea index (AHI) exhibited a U-shaped distribution, peaking in the oldest group (28.8/h).
  • N3 sleep duration showed an inverse U-shaped distribution, peaking in the 2-5 year group (115.2 min), and was negatively associated with age and AHI.

Conclusions:

  • Significant age-related differences in sleep parameters are evident in children with oSDB.
  • These sleep alterations persist post-tonsillectomy, underscoring the continuous influence of age and obesity on sleep architecture.
  • Further research is warranted to explore the complex interplay between age, obesity, and sleep in pediatric oSDB.
Abstract

Keywords:
ageobesitypediatric obstructive sleep‐disordered breathingpolysomnographytonsillectomy

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