Speech Perception difficulty in noise. Other abnormal auditory perceptions
Conditions
Interventions
Intervention 1: Localization training sessions are held twice a week, for 45 minutes each time for 10 to 12 sessions per person. Two high- pass noise and low-pass noise stimuli with a cut-off point of
Sponsors
University of social welfare and rehabilitation sciences
Eligibility
Sex/Gender
All
Age
65 Years to 75 Years
Inclusion criteria
Inclusion criteria: Hearing range better than 25 dBHL at frequencies from 250 to 4000 Hz and symmetrical hearing in both Ears (mean threshold difference about 5 dB) Complaining and expressing difficulty in understanding speech in crowded environments Low score (less than 7) in The Persian version of The .P-SSQ questionnaire Signal to noise ratio Index (SNRLOSS) above 7 dB in the Persian version of the Q-SIN test Normal status of the middle ear and normal results of the acoustic reflex and tympanometry, tympanogram type A and static compliance from 0.3 to 1.6 Earn a minimum of 25 Points in the MMSE evaluation No neurological and autologic disorders Lack of a history of neurological and mental disorders Persian language Age range 65 to 75 years
Exclusion criteria
Exclusion criteria: Reluctance to collaborate at any stage of research Loss of any of the changeable input criteria
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Reaction time. Timepoint: Before starting rehabilitation, immediately after the end of rehabilitation, one month after the end of rehabilitation. Method of measurement: Using the software in milliseconds.;Latency of N1-P2 wave. Timepoint: Before starting rehabilitation, immediately after the end of rehabilitation, one month after the end of rehabilitation. Method of measurement: Using the software in milliseconds.;Amplitude of N1-P2 wave. Timepoint: Before starting rehabilitation, immediately after the end of rehabilitation, one month after the end of rehabilitation. Method of measurement: Using the software in microvolts.;Interaural Time Difference. Timepoint: Before starting rehabilitation, immediately after the end of rehabilitation, one month after the end of rehabilitation. Method of measurement: Indicate the location of the audio source.;Time compressed speech test score. Timepoint: Before starting rehabilitation, immediately after the end of rehabilitation, one month after the end of rehabilitation. Method of measurement: Percentage of repetition of words heard.;Word recognition score in noise. Timepoint: Before starting rehabilitation, immediately after the end of rehabilitation, one month after the end of rehabilitation. Method of measurement: Correct recognition of word.;Consonant-Vowel in Noise Test Score. Timepoint: Before starting rehabilitation, immediately after the end of rehabilitation, one month after the end of rehabilitation. Method of measurement: Percentage of Correct recognition of syllables. | — |
Countries
Iran (Islamic Republic of)
Contacts
Public ContactJafar Aghazadeh
University of social welfare and rehabilitation sciences
Outcome results
None listed