Orofacial myofunctional and polysomnographic characteristics of children with Down syndrome and obstructive sleep apnea: a pilot study.
Danielle Barreto E Silva, Camila de Castro Corrêa, Silke Anna Theresa Weber
PMID 38808857WHAT IT FOUND
Children with Down syndrome and sleep apnea who had more orofacial muscle and structure problems on screening also had more severe sleep apnea events.
This link was found in just twelve children, so it is a hypothesis to test, not a diagnostic rule.
Key findings
01All twelve children in the study had orofacial myofunctional changes.
02Higher scores on the orofacial myofunctional screening were positively correlated with the apnea/hypopnea index and the number of hypopneas.
03The orofacial screening was not correlated with scores from the Pediatric Sleep Questionnaire or the OSA-18 questionnaire.
STILL TO COME
How it was doneWhat they foundWhat it means for SLPs
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What it does not show
The sample size was very small at twelve children, which limits the reliability of any correlations found. The orofacial screening protocol was adapted from the original ten items to seven, and it has not been validated or assigned a cutoff score for identifying sleep apnea. The study design was cross-sectional and descriptive, so it cannot prove that orofacial problems cause sleep apnea severity or vice versa. Participants were recruited by convenience from a single clinic, which may not represent the broader population of children with Down syndrome.
Declared interests
The authors declared no financial support and no conflicts of interest.
The easy way to misread this
Do not use this screening score to diagnose or grade sleep apnea severity in individual patients. The correlation was found in only twelve children, the protocol is unvalidated, and the study did not compare these findings against a group of children with Down syndrome who do not have sleep apnea.