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Neural Plasticity of Sound Localization during the Critical Period of Auditory Development in Children

Neural Plasticity of Sound Localization during the Critical Period of Auditory Development in Children

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600118812
Enrollment
Unknown
Registered
2026-02-11
Start date
2026-03-01
Completion date
Unknown
Last updated
2026-02-16

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

hearing loss

Interventions

Normal Hearing (NH) Control Group:none
Hearing Loss (HL) Group:none
Validation sample: hearing-impaired children:none

Sponsors

Beijing Chaoyang Hospital Affiliated to Capital Medical University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Normal Hearing (NH) Control Group: All participants must have passed newborn hearing screening and demonstrated normal behavioral hearing thresholds prior to enrollment. Exclusion criteria include: a history of otologic diseases (e.g., otitis media, malformation of the external auditory canal), diagnosed neurodevelopmental disorders (e.g., autism spectrum disorder, cerebral palsy), and a family history of hereditary hearing loss. 2. Hearing Loss (HL) Group: Participants must have a confirmed diagnosis of congenital sensorineural hearing loss (excluding conductive or mixed types). The fitting parameters for hearing assistive devices must meet clinical standards: hearing aids (HAs) must be verified using real-ear measurement, and cochlear implants (CIs) must be activated within one month post-operation and undergo regular programming. Additionally, written informed consent must be obtained from guardians, who must commit to compliance with follow-up procedures.

Exclusion criteria

Exclusion criteria: 1. Normal Hearing (NH) Control Group: Exclusion criteria comprised: 1) a recent history of upper respiratory infection (within the past month); 2) the presence of significant emotional or behavioral distress during testing (e.g., persistent crying); and 3) an inability to complete at least 50% of the testing procedures. 2. Hearing Loss (HL) Group: Exclusion criteria included: 1) the presence of concomitant ear malformations, vestibular dysfunction, or neurodevelopmental disorders (e.g., intellectual disability); and 2) poor compliance with the use of hearing assistive devices, defined as average daily usage of less than 4 hours.

Design outcomes

Primary

MeasureTime frame
minimum audible angle;acoustic change complex;

Secondary

MeasureTime frame
root mean square error;

Countries

China

Contacts

Public ContactNie Shuai

Beijing Chaoyang Hospital Affiliated to Capital Medical University

3034594033@qq.com+86 178 4332 3271

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 19, 2026