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Related Experiment Video

Updated: Sep 22, 2025

Systematic Hearing Performance Evaluation Process for Adolescents with Cochlear Implantation at Early Ages
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Cochlear Implants for Deaf Children With Early Developmental Impairment.

John S Oghalai1, Heather Bortfeld2, Heidi M Feldman3

  • 1Caruso Department of Otolaryngology-Head and Neck Surgery, University of Southern California, Los Angeles, California.

Pediatrics
|May 24, 2022
PubMed
Summary

Cochlear implantation benefits children with profound hearing loss and developmental delays, improving cognitive, adaptive, and auditory skills. Developmental status should not prevent access to this life-changing technology.

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Area of Science:

  • Pediatric audiology
  • Developmental pediatrics
  • Health policy

Background:

  • Profound hearing loss in infants often leads to cochlear implantation consideration.
  • Insurance limitations frequently deny cochlear implants to children with developmental impairments due to perceived limited communication potential.
  • Differing insurance coverage allowed for a comparative study of cochlear implantation versus hearing aid use.

Purpose of the Study:

  • To compare the outcomes of cochlear implantation versus hearing aid use in young children with deafness.
  • To investigate the impact of developmental impairments on the efficacy of cochlear implantation.
  • To inform health policy regarding insurance coverage for pediatric cochlear implantation.

Main Methods:

  • Prospective longitudinal study of young children with deafness in Texas and California over 2 years.
  • Cohort 1 (n=138): Normal cognition/adaptive behavior, cochlear implantation.
  • Cohorts 2 (n=37) & 3 (n=29): Low cognition/adaptive behavior; Cohort 2 received cochlear implantation, Cohort 3 received hearing aids.

Main Results:

  • Children with normal cognition (Cohort 1) showed significantly greater gains in cognitive, adaptive, language, and auditory skills compared to those with low cognition who received cochlear implants (Cohort 2).
  • Children with low cognition using hearing aids (Cohort 3) exhibited slower skill development and increased parent-child system stress compared to Cohort 2.
  • Cochlear implantation demonstrated benefits even in children with developmental delays.

Conclusions:

  • Cochlear implantation is beneficial for children with deafness and developmental delays.
  • Cognitive and adaptive skills should not be the sole criteria for denying pediatric cochlear implantation.
  • Findings have significant health policy implications for private and public insurance programs.