Cochlear implants in eight children with Down Syndrome - Auditory performance and challenges in assessment

Area of Science:

• Pediatric Otolaryngology
• Genetics and Hearing Loss
• Rehabilitation Medicine

Background:

• A subset of children with Down Syndrome (DS) experience severe to profound hearing loss.
• Cochlear implantation (CI) is a potential intervention for hearing loss in DS, but evidence on outcomes is limited.
• Further research is needed to guide clinical decisions for CI in children with DS.

Purpose of the Study:

• To investigate the outcomes of cochlear implant (CI) use in children with Down Syndrome (DS) in Norway.
• To assess auditory performance, speech intelligibility, and parent/caregiver satisfaction with CI in this population.

Main Methods:

• Retrospective data collection from the Norwegian CI registry and a national pediatric CI center.
• Evaluation of eight children with DS who received bilateral CI.
• Outcome measures included CI use, Category of Auditory Performance (CAP), Speech Intelligibility Rate (SIR), and qualitative parent/caregiver feedback.

Main Results:

• All eight children with DS used their CIs, responding to environmental sounds.
• Four children achieved a CAP score of 5 (understanding phrases without lip-reading).
• Speech intelligibility varied, with one child reaching SIR score 3 and others scoring 1-2; parents reported positive experiences.

Conclusions:

• Cochlear implantation (CI) in children with Down Syndrome (DS) yielded positive parental feedback and demonstrated some auditory benefits.
• Outcomes, when measured by standard tools, may appear limited compared to children without disabilities.
• Realistic expectations regarding CI as a communication aid are essential for parents, and CI should not replace other communication strategies.