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Validity of automated threshold audiometry in school aged children
1University of KwaZulu-Natal, Discipline of Telehealth, South Africa.
International Journal of Pediatric Otorhinolaryngology
|February 16, 2018
Summary
Automated hearing tests in schools show reliable results comparable to traditional methods for both normal and hearing-impaired learners. Further refinements in test administration are suggested for optimal outcomes.
Area of Science:
- Audiology
- Pediatric Healthcare
- Educational Technology
Background:
- Automated hearing tests offer a scalable solution for early detection of hearing loss in educational settings.
- Integrating hearing screening into schools can significantly reduce the disease burden among students.
Purpose of the Study:
- To validate automated audiometry against conventional hearing tests in school-aged children.
- To assess the reliability and accuracy of automated air and bone conduction tests.
Main Methods:
- A cross-sectional comparative study design was employed with 50 school-aged learners (100 ears).
- Automated hearing test results (KuduWave 5000) were compared with conventional test results.
- Statistical analyses included Spearman's correlation, paired t-tests, and ANOVA to determine reliability and significant differences.
Main Results:
- High test-retest reliability was observed for automated hearing tests in both normal and hearing-impaired groups.
- Most automated air and bone conduction results showed no statistically significant difference compared to conventional tests.
- A statistically significant difference was noted at 4000 Hz for bone conduction in the hearing-impaired group, attributed to variability in test application.
Conclusions:
- Automated audiometry provides reliable hearing test results comparable to traditional methods.
- Clinical implementation requires attention to response time, rest periods, and user instructions for improved accuracy.
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