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Associations between secondhand smoke exposure and sleep patterns in children
Kimberly Yolton1, Yingying Xu, Jane Khoury
1Cincinnati Children's Hospital Medical Center, Division of General and Community Pediatrics, 3333 Burnet Ave, ML 7035, Cincinnati, OH 45229-3039, USA. kimberly.yolton@cchmc.org
Pediatrics
|January 20, 2010
Summary
Secondhand smoke (SHS) exposure is linked to significant sleep disturbances in children with asthma. This includes difficulty falling asleep, breathing issues during sleep, and daytime sleepiness, impacting overall child well-being.
Area of Science:
- Pediatric Pulmonology
- Environmental Health
- Sleep Medicine
Background:
- Asthma affects millions of children, with environmental factors like secondhand smoke (SHS) exacerbating symptoms.
- Childhood asthma management is complex, and sleep disturbances can negatively impact quality of life and treatment efficacy.
- Exposure to environmental tobacco smoke is a known risk factor for respiratory illnesses in children.
Purpose of the Study:
- To examine the association between secondhand smoke (SHS) exposure and sleep patterns in children diagnosed with asthma.
- To quantify the impact of SHS on various aspects of child sleep, including onset, quality, and disturbances.
- To identify specific sleep problems correlated with SHS exposure in a pediatric asthma cohort.
Main Methods:
- A cohort of 219 children with asthma, regularly exposed to SHS, was studied.
- Serum cotinine levels measured SHS exposure, while the Children's Sleep Habits Questionnaire assessed sleep patterns.
- Statistical analyses adjusted for numerous covariates including demographics, socioeconomic factors, and asthma-related variables.
Main Results:
- SHS exposure was significantly associated with increased sleep problems in children with asthma.
- Specific issues identified include prolonged sleep-onset delay (P = .004) and sleep-disordered breathing (P = .02).
- Parasomnias (P = .002), daytime sleepiness (P = .022), and overall sleep disturbance (P = .0002) were also linked to SHS exposure.
Conclusions:
- Secondhand smoke exposure is a significant contributing factor to sleep problems in children with asthma.
- Interventions aimed at reducing SHS exposure may improve sleep quality and overall health in this vulnerable population.
- Further research is warranted to explore the mechanisms linking SHS and pediatric sleep disturbances.
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