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Normal neonatal brainstem auditory evoked potentials
The Annals of Otology, Rhinology, and Laryngology
|September 1, 1982
Summary
This study provides standardized Brainstem Auditory Evoked Potential (BAEP) data from 155 healthy newborns. These findings offer crucial reference values for assessing infant auditory and neuronal function.
Area of Science:
- Neonatal audiology
- Neurophysiology
Background:
- Brainstem Auditory Evoked Potentials (BAEP) are vital for assessing newborn hearing and neural function.
- Limited sample sizes have previously restricted the interpretive value of BAEP data in neonates.
Purpose of the Study:
- To generate standardized BAEP data from a large cohort of normal newborns.
- To establish reliable normative values for neonatal auditory assessment.
Main Methods:
- Tested 155 healthy neonates within 36 hours of birth, excluding those at high risk for hearing loss.
- Utilized click stimuli at 65 dB HTL and a rate of 30.1/sec, testing each ear independently.
- Ensured reliability through replicated test runs and required consensus among multiple observers for waveform analysis.
Main Results:
- Collected latency data for brainstem auditory evoked potentials in a large sample of newborns.
- Established descriptive and inferential statistics for the obtained BAEP measures.
- Provided standardized data for comparison in clinical and research settings.
Conclusions:
- The study successfully accrued a large dataset of BAEPs from normal neonates.
- The generated standardized data serves as a valuable reference for auditory and neuronal assessment in newborns.
- This research enhances the diagnostic capabilities for identifying auditory processing in early infancy.