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Prevalence of Sleep Disorders in Thai Children
Montida Veeravigrom1,2,3, Tayard Desudchit4,5,6
1Excellence Center for Sleep Disorders, King Chulalongkorn Memorial Hospital/The Thai Red Cross Society, Bangkok, Thailand. vmontida@hotmail.com.
Insights
Sleep disorders are highly prevalent in Thai children undergoing polysomnography, with obstructive sleep apnea being the most common diagnosis. Limited access and high costs of sleep studies contribute to this high prevalence.
Area of Science:
- Pediatric Sleep Medicine
- Respiratory Medicine
- Neurology
Background:
- Sleep disorders significantly impact children's health and development.
- Polysomnography (PSG) is a crucial diagnostic tool for various sleep-related conditions.
- Data on the prevalence of sleep disorders in Thai pediatric populations are limited.
Purpose of the Study:
- To determine the prevalence of sleep disorders in Thai children who underwent polysomnography.
- To identify common sleep disorders diagnosed in this pediatric cohort.
- To highlight potential barriers to diagnosis and treatment.
Main Methods:
- Retrospective analysis of pediatric polysomnographic studies conducted between January 2011 and December 2014.
- Inclusion of diagnostic, split-night, and positive airway pressure (PAP) titration studies.
- Review of presenting symptoms and final diagnoses.
Main Results:
- Obstructive sleep apnea (OSA) was the most frequent diagnosis (92.7%), with 40.4% having severe OSA.
- Periodic limb movement disorder affected 20.6% of patients.
- Sleep-related hypoventilation was diagnosed in 15.4% of children.
Conclusions:
- Sleep disorders are highly prevalent in Thai children referred for polysomnography.
- Limited availability and high costs of PSG in Thailand may contribute to underdiagnosis.
- Increased awareness among pediatricians is recommended to facilitate early detection of pediatric sleep disorders.
Objective:
To evaluate the prevalence of sleep disorders in Thai children who underwent polysomnography at a single institution.
Methods:
A retrospective analysis of pediatric polysomnographic studies was performed from January 2011 through December 2014.
Results:
One hundred sixty-six studies were conducted; 142, 7, and 17 were diagnostic, split-night, and positive airway pressure (PAP) titration studies, respectively. In total, 136 diagnostic/split-night studies were performed to diagnose sleep disorders with presentation of snoring (92.6 %), heavy breathing (0.7 %), witnessed apnea (14.7 %), excessive daytime sleepiness (10.3 %), hyperactivity (2.2 %), restless sleep (11.0 %), enuresis/nocturia (5.9 %), abnormal behavior (4.4 %) and poor weight gain (0.7 %). Eleven diagnostic studies and one split-night study were performed to follow-up obstructive sleep apnea (OSA) after adenoidectomy and/or tonsillectomy. One diagnostic study was conducted to follow-up OSA after postmandibular distraction. OSA was the most common diagnosis with a prevalence of 92.7 %; 40.4 % of patients were diagnosed with severe OSA. The prevalence of sleep-related hypoventilation was 15.4 %. The second most common diagnosis was periodic limb movement disorder with a prevalence of 20.6 %. Seventeen PAP titration studies were performed. Four CPAP titration studies were conducted for OSA treatment. Twelve bi-level (BiPAP) titration studies were performed in eight children with hypoventilation. One BiPAP/average volume-assured pressure support titration was conducted in a patient with congenital central hypoventilation syndrome (CCHS).
Conclusions:
The prevalence of sleep disorders in Thai children who underwent polysomnography at a tertiary-care hospital is very high. The factors that contribute are the limited availability and high costs of polysomnography in Thailand. This information will encourage pediatricians to look for sleep disorders in children.
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