Characteristics and surgical and clinical outcomes of severely obese children with obstructive sleep apnea
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Updated: Apr 17, 2026

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Published on: December 6, 2016
Gulnur Com1, John L Carroll1, Xinyu Tang2
1Department of Pediatrics, Division of Pediatric Pulmonology and Sleep Medicine, University of Arkansas Medical Sciences, Little Rock, AR.
Insights
Surgery improved polysomnography indices for most obese children with obstructive sleep apnea (OSA). While not all were cured, many experienced significant improvements in their AHI and other key metrics.
Area of Science:
- Pediatric Otolaryngology
- Sleep Medicine
- Pediatric Obesity
Background:
- Obstructive sleep apnea (OSA) is a significant concern in obese children.
- Understanding surgical outcomes is crucial for managing pediatric OSA.
Purpose of the Study:
- To characterize obese children diagnosed with OSA.
- To evaluate surgical and clinical outcomes following interventions for OSA in this population.
Main Methods:
- Retrospective review of 143 obese children with OSA diagnosed via polysomnography (OPSG) between 2000-2010.
- Analysis of demographics, clinical findings, and OSA severity.
- Comparison of pre- and post-surgery OPSG indices, including apneahypopnea index (AHI), with definition of cure as AHI < 1.5/h.
Main Results:
- Of 143 children, 78 underwent surgery. Adenotonsillectomy (AT) was the most common procedure.
- Surgery improved OPSG indices in the majority (p = 0.001), with a 26% cure rate.
- Adenotonsillectomy (AT) was the only surgery significantly reducing AHI (p = 0.008). Enlarged tonsils and no prior surgery predicted better outcomes.
- No significant weight loss was observed, and adherence to positive airway pressure (PAP) therapy was poor.
Conclusions:
- Surgical interventions generally improve OPSG indices in obese children with OSA.
- Specific procedures like AT show significant AHI reduction.
- Further strategies are needed to address weight management and PAP adherence in this cohort.
Study Objectives:
To describe characteristics and surgical and clinical outcomes of obese children with obstructive sleep apnea (OSA).
Methods:
At our institution from 2000 to 2010, 143 obese children with an overnight polysomnography (OPSG) diagnosis of OSA, excluding children with comorbidities, were identified. Relationships between demographics, clinical findings, and the severity of OSA were assessed. Presurgery and postsurgery OPSG indices were compared. We defined cure as an apneahypopnea index (AHI) < 1.5/h on the postsurgery OPSG, and we compared the cure rates of different surgeries.
Results:
A total of 143 children, median age 12.4 y (interquartile range [IQR] 9.6-14.9) and BMI z-scores 2.8 (IQR 2.6-2.9), were included. Seventy-eight (55%) (Median age 12 y [IQR 9-15]) underwent surgery: 1 had tonsillectomy; 1 tonsillectomy + uvulopharyngopalatoplasty (UPPP); 23 adenotonsillectomy (AT); 27 AT + UPPP; 11 adenoidectomy + UPPP; 8 UPPP; and 7 AT + turbinate trim ± tongue base suspension. Overall, surgery cured 19 children (26%), but AHI improved in the majority of children (p = 0.001). Similarly, the arousal index, PETCO2, and SpO2 nadir improved significantly (p < 0.002, p = 0.019, p < 0.001, respectively). AHI improved significantly in children with mild-to-moderate OSA in comparison to severe OSA (p < 0.001). Children with enlarged tonsils and no history of prior surgery benefitted more often from surgery (p < 0.004 and p = 0.002, respectively). AT was the only surgery reducing the AHI significantly (p = 0.008). Children did not lose weight despite intervention. Adherence with PAP was poor.
Conclusions:
Surgery improved OPSG indices in the majority of obese children with OSA.
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