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The predicting ability of brain in individuals with and without tinnitus

Predictive coding using the Mismatch Negativity deviance repetition effect in adults with and without tinnitus

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2022/03/040905
Enrollment
32
Registered
2022-03-08
Start date
Unknown
Completion date
Unknown
Last updated
2022-11-21

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

Conditions

Health Condition 1: H60-H95- Diseases of the ear and mastoid process

Interventions

None listed

Sponsors

Manipal Academy of Higher Education
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: Control Group 1. Healthy adults aged between 20-55 years 2. Adults with no history of tinnitus in the past 3. Adults with normal hearing sensitivity or Pure Tone Average (PTA) less than 40dBHL Tinnitus Group: 1. Individuals with tinnitus aged between 20-55 years of age 2. Continuous and subjective type of tinnitus for at least a period of 3 months 3. Hearing within normal limits or no more than 40dBHL measured using Pure Tone Audiometry

Exclusion criteria

Exclusion criteria: Exclusion: 1. Individuals with any diagnosed neurological or psychiatric conditions 2. Individuals with any conductive pathology in their ears

Design outcomes

Primary

MeasureTime frame
1. To compare the MMN for single, double and triple duration deviants 2. To compare the deviance repetition effect between normal individuals and individuals with tinnitus.Timepoint: Baseline—

Secondary

MeasureTime frame
NILTimepoint: NIL—

Countries

India

Contacts

Public ContactDr Hari Prakash Palaniswamy

Manipal Academy of Higher Education

hari.prakash@manipal.edu

Outcome results

None listed

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