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Development of Questionnaire for Auditory Localization
Devi Neelamegarajan1, Arpitha Vasudevamurthy1, Khyathi Jain G1
1Clinic of Audiology, All India Institute of Speech and Hearing, Mysuru, India.
The Journal of International Advanced Otology
|September 27, 2018
Summary
A new questionnaire effectively measures auditory localization ability, a key aspect of sound perception. This simple, valid tool aids in assessing how well individuals can pinpoint sound sources.
Area of Science:
- Auditory perception research
- Psychoacoustics
- Speech and hearing science
Background:
- Aural localization relies on interaural differences in phase, intensity, and spectrum.
- Existing behavioral measures assess these differences but not perceptual quality.
- Auditory localization ability can be influenced by hearing and amplification devices.
Purpose of the Study:
- To develop a novel questionnaire for assessing auditory localization.
- To validate the questionnaire's content and utility.
- To establish a simple, preliminary measure for auditory localization ability.
Main Methods:
- A questionnaire was developed and content validated.
- 120 individuals (ages 18-50) were divided into three groups.
- The questionnaire was administered to assess auditory localization.
Main Results:
- Group I demonstrated significantly better auditory localization than other groups.
- A cut-off score of <42.5 indicates good localization ability.
- The questionnaire showed high sensitivity and specificity (AUC=0.987).
Conclusions:
- The developed questionnaire is a simple and valid tool for measuring auditory localization.
- This questionnaire provides a preliminary assessment of an individual's ability to localize sound.
- Further research may explore its application in clinical audiology and hearing aid fitting.
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