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The Correlation Between Click-Evoked Auditory Brainstem Responses and Future Behavioral Thresholds Determined Using
Ting-Yu Cheng1, Ching-Fang Tsai2, Chih-Wei Luan3,4
1Department of Otorhinolaryngology-Head and Neck Surgery, 36597Ditmanson Medical Foundation Chia-Yi Christian Hospital, Chia-Yi, Taiwan.
Summary
This study found that click-evoked auditory brainstem responses (ABR) effectively predict pure-tone audiometry (PTA) thresholds in toddlers. These auditory assessments are crucial for early identification of hearing loss in infants.
Area of Science:
- Audiology
- Pediatric Medicine
- Neuroscience
Background:
- Early identification of hearing loss in infants is critical for developmental outcomes.
- Auditory brainstem response (ABR) is a key objective measure for infant hearing assessment.
- Behavioral hearing tests, like pure-tone audiometry (PTA), are standard for evaluating hearing thresholds.
Purpose of the Study:
- To evaluate the correlation between click-evoked auditory brainstem responses (ABR) and behavioral hearing tests (PTA) in a large infant cohort.
- To determine the predictive accuracy of ABR for PTA thresholds in young children.
- To assess the utility of ABR in identifying potential hearing impairments in infants.
Main Methods:
- Retrospective analysis of 16,646 infants' data from 2012-2018.
- Utilized Spearman correlation to assess the relationship between ABR and PTA thresholds.
- Analyzed ABR data meeting National Health Administration standards and estimates around 2.5 years of age.
Main Results:
- A significant correlation was observed between click-evoked ABR and PTA thresholds.
- Click-evoked ABR effectively predicted toddlers' PTA thresholds at 2-4 kHz.
- ABR measurements met National Health Administration standards for predicting hearing ability.
Conclusions:
- Click-evoked ABR is a reliable predictor of pure-tone audiometry thresholds in toddlers.
- ABR testing provides valuable data for early hearing screening and diagnosis in infants.
- This study supports the use of ABR as a screening tool for identifying hearing loss in early childhood.
