Listening effort and hearing aid technology

Electrophysiological indices of Listening effort and Attention as a function of P300 in Channelfree and Multichannel Hearing Aid

Status

Active, not recruiting

Phases

Phase 1

Study type

Observational

Source

CTRI

Registry ID

CTRI/2020/03/023982

Enrollment

Registered

2020-03-16

Start date

Unknown

Completion date

Unknown

Last updated

2021-11-24

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

Conditions

Health Condition 1: H903- Sensorineural hearing loss, bilateral

Interventions

Intervention1: NIL: NIL Control Intervention1: Hearing Aid: Channelfree and multichannel hearing aid

Eligibility

Inclusion criteria

Inclusion criteria: 1 Bilateral Sensorineural hearing loss 2 Degree of Hearing loss ranging from mild and moderate degree 3 Normal middle-ear function 4 Normal neurological and cognitive functions 5 Hearing aid candidates 6 First time hearing aid users

Exclusion criteria

Exclusion criteria: 1 Individual who are not able to handle the reaction time tool 2 Neurological conditions that influences ERP studies such as Alzheimers disease, Multiple sclerosis, Parkinsonâ??s disease, dementia, RHD

Design outcomes

Primary

Measure	Time frame
1) P3a latency (msec) and amplitude (mv) 2) P3b latency (msec) and amplitude (mv)Timepoint: 1 time/point evaluation (During the working hours 8 am to 5 pm)	—

Secondary

Measure	Time frame
Reaction time (ms)Timepoint: 1 time/point evaluation (During the working hours 8 am to 5 pm)	—

Countries

India

Contacts

Public ContactDr Kishan M M

Manipal College of health Professional

kishan.m@maniapl.edu9845141575

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Feb 4, 2026