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Total Sleep Time and BMI z-score Are Associated With Physical Function Mobility, Peer Relationship, and Pain
Bharat Bhushan1,2, Amanda Beneat3, Charles Ward3
1Division of Otolaryngology Head and Neck Surgery, Ann and Robert H. Lurie Children's Hospital, Chicago, Illinois.
Insights
Inadequate sleep and obstructive sleep apnea (OSA) impact children's quality of life. Total sleep time correlated with physical function and peer relationships in children with sleep issues.
Area of Science:
- Pediatric Sleep Medicine
- Health-Related Quality of Life (HR-QoL) Research
Background:
- Sleep disturbances, including obstructive sleep apnea (OSA) and insufficient sleep, negatively affect health-related quality of life (HR-QoL) in adults.
- Limited research exists on HR-QoL in children experiencing OSA or related sleep symptoms.
Purpose of the Study:
- To investigate the relationship between obstructive sleep apnea (OSA) severity, sleep duration, and health-related quality of life (HR-QoL) domains in children.
- To explore correlations between BMI z-score and HR-QoL in pediatric patients referred for sleep studies.
Main Methods:
- Prospective study of 86 children (ages 5-17) undergoing polysomnography.
- Patients categorized by OSA severity (mild, moderate, severe, none).
- PROMIS (Patient-Reported Outcomes Measurement Information System) domains assessed, alongside BMI z-scores and total sleep time.
Main Results:
- Obstructive sleep apnea (OSA) severity did not correlate with any PROMIS domains.
- Higher BMI z-scores were associated with poorer physical function mobility and increased pain interference and intensity.
- Total sleep time showed positive correlations with physical function mobility and peer relationships.
Conclusions:
- Total sleep time is linked to physical function mobility and peer relationships in children.
- BMI z-score demonstrated a relationship with physical function mobility and pain intensity in the study population.
- Further research is needed to fully understand the multifaceted impact of sleep disturbances on pediatric HR-QoL.
Introduction:
Sleep disturbance, especially obstructive sleep apnea (OSA) and inadequate sleep, adversely affect various health-related quality of life (HR-QoL) domains in adults. Few studies have addressed problems with HR-QoL in children with OSA or sleep-related symptoms.
Methods:
Patients between ages 5 to 17 years who were referred to the sleep laboratory from June 2017 to August 2017 for overnight polysomnography were approached to participate in the study.
Results:
A total of 86 patients were included in the final analysis; 45 patients (52.3%) were male; and the median (interquartile range) of their mean BMI z-scores was 1.7 (0.5, 2.4). The patients were categorized by OSA severity as follows: 27 (31.4%) mild OSA, 11 (12.8%) moderate OSA, 24 (27.9%) severe OSA, and 24 (27.9%) without OSA. Severity of OSA was not correlated with any PROMIS domain. In univariable analyses, BMI z-score was negatively correlated with physical function mobility score (P = .002) and positively correlated with pain interference (P = .02) and pain intensity (P = .02). Total sleep time was positively correlated with physical function mobility (P = .03) and peer relationship (P = .002). Significant correlations between several PROMIS domains were also observed.
Conclusions:
Total sleep time was associated with physical function mobility and peer relationship. Regression analysis demonstrated a relationship between BMI z-score, physical function mobility, and pain intensity in our study population.
Commentary:
A commentary on this article appears in this issue on page 541.
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