Tonsillectomy Outcomes for Children With Severe Obesity

Area of Science:

• Pediatric Otolaryngology
• Sleep Medicine
• Obesity Research

Background:

• Severe obesity is increasingly prevalent in children.
• Obstructive sleep apnea (OSA) is a common comorbidity in obese children.
• The efficacy of adenotonsillectomy (T&A) for OSA in severely obese children requires further investigation using precise obesity metrics.

Purpose of the Study:

• To evaluate the success of T&A in treating pediatric severe obesity using an accurate obesity scale.
• To compare T&A outcomes across different classes of obesity in children aged 5-10 years.

Main Methods:

• A retrospective cohort study of children (5-10 years) with obesity who underwent T&A.
• Utilized data from Children's Hospital of Colorado (CHCO) and the Childhood Adenotonsillectomy Trial (CHAT).
• Classified obesity using body mass index (BMI) as a percentage of the 95th percentile (%BMIp95) into three classes.

Main Results:

• 132 patients analyzed: 53 (40%) Class 1, 45 (34%) Class 2, 34 (26%) Class 3 obesity.
• Overall OSA cure rate was 35.9%. Class 3 obesity had a lower initial cure rate (13%) compared to Class 1 (52%).
• After covariate adjustment, no significant difference in cure rates or key respiratory parameters (OAHI, oxygen saturation) was found between obesity classes.

Conclusions:

• T&A is an effective treatment for OSA in children across all obesity classes, including severe obesity (Class 3).
• Adjusting for covariates eliminates the observed disparity in cure rates between Class 1 and Class 3 obesity.
• Adenotonsillectomy should be considered a primary treatment option for children with obesity and OSA.