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Speech and language development in cognitively delayed children with cochlear implants.

Rachael Frush Holt1, Karen Iler Kirk

  • 1Indiana University School of Medicine, Indianapolis, Indiana 46202, USA.

Ear and Hearing
|April 6, 2005
PubMed
Summary
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Deaf children with cochlear implants and mild cognitive delays show significant speech and language improvements. While gains may be slower than peers, cochlear implantation is beneficial for this group.

Area of Science:

  • Pediatric audiology
  • Speech-language pathology
  • Developmental pediatrics

Background:

  • Cochlear implantation (CI) offers auditory access to deaf children.
  • The impact of co-occurring mild cognitive delays on CI outcomes requires further investigation.
  • Understanding developmental trajectories is crucial for optimizing CI candidacy criteria.

Purpose of the Study:

  • To evaluate speech and language development in deaf children with CIs and mild cognitive delay.
  • To compare developmental gains between children with CIs with and without cognitive delays.
  • To inform candidacy decisions for cochlear implantation in children with cognitive impairments.

Main Methods:

  • Retrospective analysis of 69 pre-lingually deaf children with CIs.

Related Experiment Videos

  • Comparison of a group with mild cognitive delays (n=19) against a control group without (n=50).
  • Speech, language, and auditory skills assessed at 6-month intervals post-implantation.

    • Main Results:

    • Both groups demonstrated significant speech and language skill improvement over time.
    • Children with cognitive delays scored lower on receptive/expressive language measures.
    • Slower development rates in auditory-only sentence recognition were observed in the cognitive delay group.

    Conclusions:

    • Deaf children with mild cognitive impairments benefit from cochlear implantation.
    • Improvements in speech perception and language are evident, though potentially slower for complex skills.
    • Cochlear implantation should be considered for children with mild cognitive deficits, acknowledging potential tempered gains.