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Tolerance of polysomnography in children with neurodevelopmental disorders compared to neurotypical peers
Daniela Lanzlinger1, Ajay Kevat2,3, Andrew Collaro2
1Child Development Service, Children's Health Queensland, Brisbane, Australia.
Insights
Children with neurodevelopmental disorders (NDD) tolerate polysomnography (PSG) less than neurotypical children. This suggests a need for alternative sleep disorder evaluations for NDD patients.
Area of Science:
- Pediatric Sleep Medicine
- Neurodevelopmental Disorders
- Medical Device Tolerance
Background:
- Polysomnography (PSG) is the standard for diagnosing pediatric sleep-disordered breathing.
- Limited data exists on how children with neurodevelopmental disorders (NDD) tolerate PSG equipment compared to neurotypical children.
Purpose of the Study:
- To compare the tolerance of PSG monitoring in children with NDD versus neurotypical children.
- To identify specific sensors or electrodes that are poorly tolerated.
- To explore tolerance differences within NDD subgroups.
Main Methods:
- Retrospective cohort study of children aged >12 months undergoing diagnostic PSG.
- Analysis of sleep technician and physician reports to assess tolerance.
- Inclusion of subanalyses for individual sensors and NDD subgroups like Trisomy 21.
Main Results:
- Children with NDD were over 3 times more likely to have difficulty tolerating PSG leads (OR 3.1).
- Nasal prongs were the most poorly tolerated sensor (30% of all children), followed by thermistor (14%) and EEG electrodes (6%).
- Children with Trisomy 21 showed the most significant challenges with PSG setup and leads.
Conclusions:
- Children with NDD exhibit lower tolerance for PSG compared to neurotypical peers.
- The findings underscore the necessity for developing alternative methods to assess sleep disorders in children with NDD.
Study Objectives:
Diagnostic polysomnography (PSG) is the gold standard test to evaluate sleep-disordered breathing in children. Little is known about how children with neurodevelopmental disorders (NDD) tolerate electrodes and sensors in PSG compared to neurotypical children.
Methods:
In this retrospective cohort study of children > 12 months of age who underwent diagnostic PSG at our center from 01/01/2021-30/06/2021, we used sleep technician and physician reports to determine how PSG was tolerated in children with NDD compared to neurotypical children. Subanalyses included tolerance of individual electrodes and sensors and subgroups of NDD (eg, Trisomy 21).
Results:
A total of 132 children with a NDD and 139 neurotypical children underwent diagnostic PSG. The median age of all children was 8 years, 39% were female, and 50% had a sleep disorder identified on PSG, with no significant differences between NDD and neurotypical groups. The most poorly tolerated sensors for all children were the nasal prongs (poorly tolerated in 30% of all children), followed by thermistor (14%) and electroencephalography electrodes (6%). Children with NDD were > 3 times more likely (odds ratio 3.1, 95% confidence interval 1.8-5.3) to experience problems tolerating any study leads than neurotypical children. Subgroup analysis revealed children with Trisomy 21 had the greatest difficulty tolerating PSG set-up and leads.
Conclusions:
This retrospective study demonstrates that children with neurodevelopmental disorders are less likely to tolerate PSG monitoring than neurotypical children and highlights the need to develop alternative measures for evaluation of sleep disorders in this population.
Citation:
Lanzlinger D, Kevat A, Collaro A, Poh SH, Pérez WP, Chawla J. Tolerance of polysomnography in children with neurodevelopmental disorders compared to neurotypical peers. J Clin Sleep Med. 2023;19(9):1625-1631.
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