Related Experiment Videos
[Hearing screening using acoustically evoked brain stem potentials in newborn infants and infants]
U Schauseil-Zipf1, H von Wedel
1Universitäts-Kinderklinik Köln.
Klinische Padiatrie
|July 1, 1988
Summary
This study evaluated an automated infant hearing screener, finding it comparable to conventional methods. The new technology shows promise for accurate newborn hearing screening, reducing false positives and negatives.
Area of Science:
- Neonatal audiology
- Evoked response audiometry
- Hearing screening technologies
Context:
- Conventional brainstem auditory evoked response (BAER) audiometry has high failure rates (5-60%) with significant false positives.
- Approximately 30% of infants initially failing screening have normal hearing on follow-up.
- Accurate and efficient newborn hearing screening is crucial for early intervention.
Purpose:
- To compare the performance of an automated infant hearing screener using advanced evoked response technology against a conventional BAER system.
- To evaluate the accuracy (false positive and false negative rates) of the automated screener in a neonatal population.
Summary:
- 50 neonates (100 ears) were tested, including a control group and a group at risk for hearing disorders.
- The automated screener demonstrated comparable results to the conventional system in control infants.
- In infants at risk, the automated screener showed a 4% false positive rate and a 2% false negative rate.
Impact:
- The automated infant screener shows potential for improving the accuracy and efficiency of newborn hearing screening.
- This technology may help reduce unnecessary follow-up testing for infants with normal hearing.
- Further evaluation is needed to establish its validity for widespread newborn screening programs.