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Universal infant hearing screening by automated auditory brainstem response measurement
1Department of Audiology Services, Kaiser Permanente Medical Center, Honolulu, Hawaii 96819, USA.
Pediatrics
|January 31, 1998
Summary
Early identification of infant hearing loss through universal screening enables timely intervention. Prompt amplification before six months optimizes speech and language development in infants with bilateral hearing loss.
Area of Science:
- Pediatric audiology
- Neonatal screening
- Hearing loss intervention
Background:
- Identifying infants with permanent bilateral hearing loss is crucial.
- Early amplification before 6 months of age is a key intervention goal.
Purpose of the Study:
- To implement universal hearing screening for infants.
- To provide amplification for identified cases before 6 months of age.
Main Methods:
- A 5-year study involved 10,372 infants.
- Automated auditory brainstem response screening was conducted in nurseries.
- Diagnostic follow-up and outpatient testing were performed for infants who failed screening.
Main Results:
- 96% successful nursery screening; 4% failure rate.
- Incidence of bilateral hearing loss requiring amplification was 1.4/1000.
- Early amplification in well infants led to age-appropriate speech and language development.
Conclusions:
- Automated auditory brainstem response effectively identifies hearing loss in nurseries.
- Early identification and amplification optimize speech and language outcomes.
- This approach is effective for mild, moderate, and severe bilateral hearing loss.
