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Adult normative data for the speech in babble (SiB) test
Chrysa Spyridakou1, Stuart Rosen2, Giorgos Dritsakis3
1Royal National Throat Nose & Ear Hospital, London, UK.
International Journal of Audiology
|July 16, 2019
Summary
The Speech in Babble (SiB) test establishes normal scores for UK adults, aiding clinical diagnosis. Scores outside -0.8 dB to 3.7 dB indicate potential hearing issues.
Area of Science:
- Audiology
- Speech perception research
- Clinical diagnostics
Background:
- The Speech in Babble (SiB) test measures speech perception in noise.
- Establishing normative data is crucial for its clinical application in UK adults.
Purpose of the Study:
- To define the normal range of SiB scores for UK adults.
- To facilitate the use of the SiB test in audiological clinics.
Main Methods:
- Sixty-nine normal-hearing adults participated.
- Participants completed the SiB test twice, assessing monosyllabic word recognition in multi-talker babble.
- An adaptive procedure determined the signal-to-noise ratio for 50% accuracy.
Main Results:
- Normative SiB scores ranged from -0.8 dB to 3.7 dB.
- No significant differences were found between ears, age, or sex.
- The test demonstrated fair test-retest reliability.
Conclusions:
- The SiB test is a valid, reliable, and brief measure for UK clinics.
- It can be used in Auditory Processing Disorder (APD) assessments and for evaluating hearing-impaired patients.
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