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Related Experiment Video

Updated: Aug 14, 2025

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

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Tone perception development in Mandarin-speaking children with cochlear implants.

Ke Xu1, Fei Zhao2, Robert Mayr2

  • 1Hearing Center/Hearing & Speech Science Laboratory, Department of Otolaryngology/Head and Neck Surgery, West China Hospital of Sichuan University, Chengdu, China.

International Journal of Pediatric Otorhinolaryngology
|January 16, 2023
PubMed
Summary
This summary is machine-generated.

Children with cochlear implants (CIs) showed significant improvements in Mandarin tone recognition 2 to 3 years after activation. Longer CI use enhances tone perception skills in pediatric users.

Keywords:
ChildrenCochlear implantLexical toneMandarinTone perception

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Area of Science:

  • Audiology
  • Speech-Language Pathology
  • Pediatric Otolaryngology

Background:

  • Tone perception is crucial for understanding tonal languages like Mandarin.
  • Cochlear implants (CIs) offer auditory input but their long-term impact on complex auditory skills like tone recognition requires further investigation.

Purpose of the Study:

  • To evaluate the longitudinal effects of cochlear implant (CI) use on Mandarin tone recognition in children.
  • To assess improvements in tone perception 2 and 3 years post-CI activation.
  • To explore correlations between tone recognition and factors like implant age, chronological age, and duration of CI use.

Main Methods:

  • Tone perception was assessed in 29 children with profound hearing impairment and unilateral CIs.
  • The Mandarin Early Speech Perception (MESP-T) test's tone perception subtest was administered at 24 and 36 months post-CI activation.
  • Participants had a mean chronological age of 4.6 years at the initial assessment.

Main Results:

  • Significant improvement in Mandarin tone recognition was observed between 2 and 3 years post-CI use (73.2% to 81.8%).
  • Tone recognition scores were significantly above chance (50%) at both time points.
  • No significant correlation was found between tone recognition and implant age or chronological age.
  • Tone pair 2-3 recognition was lower than other pairs, except for 2-4.

Conclusions:

  • Extended cochlear implant (CI) use leads to significant gains in tone recognition abilities in children.
  • These findings highlight the positive impact of CI experience on developing complex auditory processing skills in pediatric users.