Sleep-disordered breathing and its effects on sleep in infants
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Updated: Sep 14, 2026

Drug-Induced Sleep Endoscopy (DISE) with Target Controlled Infusion (TCI) and Bispectral Analysis in Obstructive Sleep Apnea
Published on: December 6, 2016
1National SIDS Council David Read Paediatric Sleep Disorders Centre, Royal Alexandra Hospital for Children, Camperdown, New South Wales, Australia.
Insights
Infant sleep apnea, including central and obstructive types, is common. Sleep-disordered breathing in infants disrupts sleep patterns, particularly reducing rapid eye movement (REM) sleep.
Area of Science:
- Pediatric Sleep Medicine
- Neonatology
- Respiratory Physiology
Background:
- Sleep apnea is frequently observed in infants, yet comprehensive data on its prevalence and spectrum are limited.
- Understanding the variations in apnea and associated upper airway obstruction is crucial for infant health.
Purpose of the Study:
- To quantify the amount and range of apnea in infants referred to a sleep disorders unit.
- To investigate the relationship between sleep-disordered breathing, upper airway obstruction, and infant sleeping patterns, specifically REM sleep.
Main Methods:
- Polysomnographic studies were conducted on 49 infants.
- Apnea, upper airway obstruction (mixed apnea), and sleeping patterns were analyzed.
- Infants were categorized into two groups based on apnea severity and obstruction levels.
Main Results:
- Central apnea was present in all infants, with varying amounts.
- Mixed apnea (upper airway obstruction) was found in 36 infants, with 16 exhibiting significant obstruction.
- Group I infants (obstruction or high central apnea) showed significantly less REM sleep compared to Group II.
Conclusions:
- Sleep-disordered breathing is a significant issue in infants.
- Infants experiencing sleep-disordered breathing exhibit notable disruptions in their sleep architecture.
- Reduced REM sleep is associated with sleep-disordered breathing in this infant cohort.
Abstract:
Sleep apnea has been recorded in many infants, but little data exist concerning the amount and range of apnea in infants. We studied 49 infants referred to the sleep disorders unit. Single polysomnographic studies were performed on each infant. We examined the amount of apnea, presence and amount of upper airway obstruction and the sleeping pattern in each infant. Central apnea was common to all infants and varied in amount. Upper airway obstruction, recorded as mixed apnea, was found in 36 infants. Twenty of these infants had only occasional mixed apnea ( < 2 apneas/hour), whereas 16 infants displayed a higher amount of obstruction. All infants were separated into two groups according to amount of apnea and obstruction. Sixteen infants with obstruction plus 3 infants with a high amount of central apnea represented group I. The remaining 30 infants represented group II. Marked differences in the sleeping pattern were found when the groups of infants were separated. Infants from group I had significantly less rapid eye movement (REM) sleep than infants from group II. We conclude that sleep-disordered breathing in infants is associated with disruptions in sleep.
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