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DISEDS improves polysomnographic outcomes in pediatric OSA, with greater effect in Trisomy 21Surgery guided by sleep endoscopy improves breathing measures in children with sleep apnea

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Key Takeaway
Consider DISE-guided surgery for anatomy-based planning in pediatric OSA, but note evidence is observational.

This meta-analysis of 41 observational studies evaluated the effectiveness of drug-induced sleep endoscopy-directed surgery (DISEDS) in 3,404 pediatric patients (≤21 years) with obstructive sleep apnea, including a subgroup of 320 patients with Trisomy 21. The analysis compared postoperative polysomnographic outcomes to preoperative status, without a concurrent control group.

DISEDS was associated with significant improvements in key polysomnographic parameters. The mean difference in apnea-hypopnea index (AHI) was 9.63 (95% CI: 7.54-11.73, P < .00001), in obstructive AHI (oAHI) was 11.46 (95% CI: 9.13-13.80, P < .00001), and in oxygen nadir was -4.37 (95% CI: -5.36 to -3.39, P < .00001). In the Trisomy 21 subgroup, the AHI improvement was more pronounced with a mean difference of 14.78 (95% CI: 9.99-19.56).

Safety and tolerability outcomes were not reported in the meta-analysis. The authors assessed risk of bias using JBI and ROBINS-I tools and found minimal publication bias, but the inherent limitations of observational data remain. The analysis reports associations, not causation, and does not address clinical outcomes beyond polysomnographic measures or long-term results.

For practice, these findings support the concept of using DISE to guide individualized, anatomy-based surgical planning in pediatric OSA, particularly in patients with Trisomy 21 who showed greater AHI improvement. However, clinicians should interpret these results cautiously given the observational nature of the evidence and lack of safety data.

Researchers reviewed 41 previous studies to understand if a specific surgical approach helps children with obstructive sleep apnea (OSA). The surgery is guided by a procedure called drug-induced sleep endoscopy (DISE), which allows doctors to see where the airway is blocked while the child is asleep. The review included data from over 3,400 patients aged 21 and under, including 320 children with Trisomy 21 (Down syndrome).

The analysis found that this DISE-guided surgery was linked to significant improvements in three important sleep test numbers: the apnea-hypopnea index (AHI), the obstructive AHI, and the lowest oxygen level during sleep. On average, the AHI improved by about 10 points. For children with Trisomy 21, the average improvement was even greater, at nearly 15 points.

It is important to be careful with these results. This was a review of observational studies, which can show a link but cannot prove the surgery directly caused the improvements. The studies did not report on safety, side effects, or how children felt after surgery. They also did not measure long-term outcomes or improvements in daily life, like better sleep or behavior.

For parents, this review suggests that DISE-guided surgery is a promising approach that doctors are using, especially for children with complex conditions like Trisomy 21. However, it is one piece of information to discuss with a child's medical team, as individual decisions depend on a full evaluation of risks, benefits, and other treatment options.

What this means for you:
Review links sleep endoscopy-guided surgery to better breathing numbers in kids with sleep apnea, but safety and long-term effects are unknown.

Study Details

Study typeMeta analysis
EvidenceLevel 1
Follow-up252.0 mo
PublishedApr 2026
View Original Abstract ↓
OBJECTIVE: To evaluate the effectiveness of drug-induced sleep endoscopy-directed surgery (DISEDS) in improving polysomnographic outcomes in pediatric obstructive sleep apnea (OSA), and to compare its impact in children with Trisomy 21 (T21) pediatric population. DATA SOURCES: PubMed, Scopus, and CINAHL databases were systematically searched from inception through January 1, 2025, in accordance with PRISMA guidelines. REVIEW METHODS: Studies were included if they reported pre- and postoperative apnea-hypopnea index (AHI), obstructive AHI (oAHI), or oxygen nadir in patients ≤21 years undergoing DISEDS. Meta-analyses were performed using random-effects models to calculate mean differences with 95% confidence intervals (CIs). Subgroup analyses were conducted for patients with T21. Risk of bias was assessed using Joanna Briggs Institute (JBI) Critical Appraisal Checklist and the Risk of Bias in Non-Randomized Studies of Interventions (ROBINS-I) tool. Publication bias was evaluated using funnel plots and Egger's test. RESULTS: Forty-one studies (n = 3404; 320 with T21) met inclusion criteria. DISEDS was associated with significant improvements in AHI (mean difference [MD]: 9.63; 95% CI: 7.54-11.73), oAHI (MD: 11.46; 95% CI: 9.13-13.80), and oxygen nadir (MD: -4.37; 95% CI: -5.36 to -3.39; all P < .00001). Improvements were more pronounced in the T21 subgroup, particularly for AHI (MD: 14.78; 95% CI: 9.99-19.56). Publication bias was minimal. CONCLUSION: DISEDS significantly improves OSA severity and oxygenation in pediatric patients, with greater benefits observed in children with T21. These findings support earlier DISE use to guide individualized, anatomy-based surgery in pediatric OSA.
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