Related Experiment Video
Updated: Feb 18, 2026

Measuring Cardiac Autonomic Nervous System ANS Activity in Toddlers - Resting and Developmental Challenges
Published on: February 25, 2016
Pediatric sleep and autonomic complaints
Kaitlyn Gundrum1, Thomas C Chelimsky1, Nan A Norins1
1Medical College of Wisconsin, Milwaukee, WI, USA.
Insights
Children with autonomic dysfunction, including postural tachycardia syndrome, report sleep problems. However, this study found no specific sleep patterns or increased comorbidities linked to autonomic dysfunction in pediatric patients.
Area of Science:
- Pediatric Neurology
- Sleep Medicine
- Autonomic Nervous System Function
Background:
- The connection between autonomic dysfunction and sleep disturbances in children remains poorly understood.
- Autonomic dysfunction can manifest in various ways, potentially impacting sleep quality and architecture.
Purpose of the Study:
- To investigate potential patterns of sleep disturbances in children with autonomic dysfunction.
- To explore the relationship between autonomic dysfunction severity and sleep characteristics in a pediatric cohort.
Main Methods:
- Retrospective chart review of 14 pediatric patients who underwent both sleep and autonomic testing.
- Classification of subjects into groups based on Composite Autonomic Severity Score (CASS) and Postural Tachycardia Syndrome (PoTS) criteria.
- Analysis of sleep quality, sleep architecture, and comorbidity burden across different autonomic dysfunction severity levels.
Main Results:
- No statistically significant differences were observed in sleep quality or architecture between the studied groups.
- The number of comorbidities did not significantly differ across groups categorized by autonomic dysfunction severity.
- The study lacked sufficient statistical power to draw definitive conclusions regarding specific patterns.
Conclusions:
- Pediatric patients with Postural Tachycardia Syndrome and general autonomic dysfunction report numerous sleep-related complaints.
- Current findings suggest no discernible pattern linking specific sleep abnormalities to autonomic dysfunction in children.
- Further research with larger sample sizes is warranted to elucidate the complex relationship between autonomic dysfunction and sleep in pediatric populations.
Objectives:
Little is known about the relationship between autonomic dysfunction and sleep disturbances. This study aimed to identify patterns of sleep disturbances and autonomic dysfunction in children.
Methods:
A retrospective chart review of 14 children who underwent sleep and autonomic testing was performed. Subjects were divided into three groups based on sudomotor Composite Autonomic Severity Score Scale score and postural tachycardia syndrome criteria. Sleep quality, sleep architecture, and number of comorbidities were analyzed.
Results:
There were no statistically significant differences between groups in measures of sleep quality, sleep architecture, and number of comorbidities.
Conclusion:
Patients with postural tachycardia syndrome and autonomic dysfunction experience multiple sleep-related complaints. The low power of our study did not allow firm conclusions, but there is no pattern to these abnormalities.
More Related Videos
Related Concept Videos
Nightmares and Night Terrors
Nightmares...
Sleep-Wake Cycles
NREM Sleep
NREM sleep comprises four progressive stages that seamlessly merge:
Narcolepsy
Sleep Apnea
The condition is more prevalent among...
Sleepwalking and Sleep Talking
Factors that increase the likelihood of sleepwalking include sleep deprivation and alcohol consumption. Contrary to common beliefs, it is safe...
REM Sleep Behavior Disorder
RBD is significantly associated with...

