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Related Experiment Video

Updated: Sep 9, 2025

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

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

Published on: March 24, 2023

[The effectiveness of adequate correction of auditory function on cognitive function].

N L Kunelskaya^1,2, Ya Yu Nikitkina¹, Yu V Levina^1,2

¹Sverzhevsky Research Clinical Institute of Otorhinolaryngology, Moscow, Russia.

Vestnik Otorinolaringologii

|September 3, 2025

Summary

Hearing loss can impair cognitive functions and lead to dementia. Hearing aid use improves quality of life and may prevent memory and attention deficits, with bilateral aids showing better speech understanding.

Keywords:

cognitive status hearing aids sensorineural hearing loss

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Area of Science:

Audiology and Neuroscience
Cognitive Science

Context:

Persistent hearing loss is linked to cognitive decline, dementia, and central auditory dysfunction.
Hearing is crucial for information perception, speech formation, social interaction, and cognitive maintenance.

Purpose:

To evaluate the impact of hearing aid rehabilitation on quality of life, cognitive functions (memory, attention), and speech intelligibility in patients with bilateral hearing loss.
To investigate the effect of prosthesis side on the auditory cortex using long-latency auditory evoked potentials (LLAEPs).

Summary:

The study utilized subjective (pure tone and speech audiometry) and objective (LLAEPs) methods to assess hearing.
Hearing aid use in bilateral hearing loss patients improved quality of life and aided in preventing memory and attention disorders.
Speech audiometry revealed differences in intelligibility between one and two hearing aid users, while LLAEPs explored the impact of prosthesis laterality on auditory cortical centers.

Impact:

Hearing rehabilitation with hearing aids can mitigate cognitive decline associated with hearing loss.
Bilateral hearing aid use may offer superior speech intelligibility compared to single-sided use.
Objective measures like LLAEPs provide insights into the neural effects of hearing aid use on auditory processing.