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Updated: Dec 5, 2025

Systematic Hearing Performance Evaluation Process for Adolescents with Cochlear Implantation at Early Ages
06:04

Systematic Hearing Performance Evaluation Process for Adolescents with Cochlear Implantation at Early Ages

Published on: March 24, 2023

665

Developmental performance among pediatric candidates for cochlear implantation.

Yanhong Li1,2, Wanxia Zhang3, Yang Yang1,2

  • 1Department of Otorhinolaryngology Head and Neck Surgery, Beijing Children's Hospital, Capital Medical University, National Center for Children's Health, Beijing, China.

Acta Oto-Laryngologica
|October 16, 2020
PubMed
Summary

Deaf children awaiting cochlear implantation (CI) show significant verbal and nonverbal developmental delays. Early intervention is crucial, as the age of CI candidacy impacts developmental outcomes.

Keywords:
Cochlear implantationchildrendeafdevelopmental performance

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Area of Science:

  • Pediatric audiology
  • Developmental pediatrics
  • Neuroscience

Background:

  • Developmental evaluation for pediatric cochlear implantation (CI) candidates is often overlooked.
  • Deaf children exhibit unique developmental trajectories requiring specialized assessment.

Purpose of the Study:

  • To comprehensively evaluate the developmental performance of deaf children identified as candidates for cochlear implantation (CI).
  • To identify factors influencing developmental outcomes in this pediatric population.

Main Methods:

  • Retrospective review of medical records for 500 pediatric cochlear implantation (CI) candidates (age 6-72 months) with severe-to-profound hearing loss.
  • Assessment of preoperative developmental domains: gross motor, fine motor, adaptability, language, and social skills.
  • Multivariate linear regression analysis to determine factors associated with developmental levels.

Main Results:

  • Deaf children demonstrated significant delays in both verbal and nonverbal skills compared to normative data (p < .05).
  • 10% of candidates had normal development; 51.6% showed mild neurological dysfunction.
  • Language skills were most affected (4.2% normal rate), while gross motor skills were least affected (42% normal rate).
  • Age at intervention was a significant risk factor for developmental level (β = -0.340, p < .05).

Conclusions:

  • Pediatric cochlear implantation (CI) candidates exhibit widespread verbal and nonverbal developmental delays.
  • Early intervention and comprehensive developmental assessment are critical for optimizing outcomes in deaf children.
  • Age of intervention is a key factor influencing the developmental trajectory of deaf children.