The word-with-noise test: development, validation and reference values
Lidiéli Dalla Costa1, Ana Valéria de Almeida Vaucher2, Karina Carlesso Pagliarin1
1Universidade Federal de Santa Maria - UFSM - Santa Maria (RS), Brasil.
Codas
|June 5, 2024
Summary
The new Word-with-Noise Test effectively assesses speech recognition in noise for clinical use. It demonstrates criterion validity and provides reference values for distinguishing hearing abilities.
Area of Science:
- Audiology
- Speech-Language Pathology
Background:
- Assessing speech recognition in noisy environments is crucial for diagnosing hearing impairments.
- Existing tests may lack efficiency or specific application strategies for clinical settings.
Purpose of the Study:
- To introduce the Word-with-Noise Test for evaluating speech recognition under competing noise conditions.
- To establish its clinical application strategy, criterion validity, and reference values.
Main Methods:
- The Word-with-Noise Test was developed in three stages, including material organization and strategy definition.
- Criterion validity and reference values were determined by testing 50 normal-hearing adults and 12 individuals with hearing loss.
Main Results:
- The test utilizes monosyllabic/disyllabic words with speech spectrum noise.
- The application strategy involves determining the Speech Recognition Threshold at 55 dBHL.
- The test showed adequate criterion validity, with established reference values (SNRs of 1.47 dB for monosyllabic and -2.02 dB for disyllabic words).
Conclusions:
- The Word-with-Noise Test is a quick and interpretable tool for audiological practice.
- It offers satisfactory criterion validity and established reference values for clinical use.
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