effect of combined active and passive listening tasks on simultaneous sound segregation

exploring the effect of auditory training regimes with combined active listening and passive hearing on perceptual learning caused by double vowel recognition exercises

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

IRCT

Registry ID

IRCT20181203041834N1

Enrollment

Registered

2019-10-14

Start date

2019-01-21

Completion date

Unknown

Last updated

2019-11-05

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

Conditions

the effect of auditory training on perception of speech in noisy environment in healthy subjects.

Interventions

Intervention 1: Intervention group: active listening group who receive active listening trainings on double vowel recognition via computer for five days. each training section will last 90 minutes dur

Eligibility

Sex/Gender

All

Age

18 Years to 30 Years

Inclusion criteria

Inclusion criteria: being right-handed based on odinbergh handedness scale normal hearing thresholds (less than or equal to 25 dB) in 250-8000 Hz in both ears individuals with the age of 18-30 years old

Exclusion criteria

Exclusion criteria: having cognitive impairments based on MMSE questionnaire (scores less than 28) history of neurologic, otologic and psychologic impairments

Design outcomes

Primary

Measure	Time frame
Double vowel recognition. Timepoint: seven days. Method of measurement: score of behavioral test of double vowel recognition.;Mean amplitude of object related negativity brain potential. Timepoint: seven days. Method of measurement: recording the EEG and measuring the mean amplitude of the wave.	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactReyhane Toufan

Iran University of Medical Sciences

r.toufan@gmail.com+98 21 8853 7695

Outcome results

None listed

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