A comparison of two methods of hearing screening in the preschool population

Irene Sideris1, Theodore J Glattke

  • 1Children's National Medical Center, 111 Michigan Ave. NW, Washington, DC 20011, USA. isideris@cnmc.org

Insights

Transient otoacoustic emissions (TEOAEs) offer a more reliable preschool hearing screening method than pure tone tests, reducing referrals due to uncooperative children and improving middle ear status assessment.

Area of Science:

  • Audiology
  • Pediatric Healthcare
  • Educational Psychology

Background:

  • Preschool hearing screening is crucial for early identification of hearing loss.
  • Conventional pure tone behavioral testing can be challenging with young children.
  • Transient otoacoustic emissions (TEOAEs) offer an objective measure of cochlear function.

Purpose of the Study:

  • To compare the effectiveness of pure tone screening versus TEOAE screening in preschoolers.
  • To analyze referral rates and reasons for referral in both screening methods.
  • To investigate the impact of middle ear status on screening outcomes.

Main Methods:

  • Screened 200 preschool children (ages 2-5) using both pure tone and TEOAE methods.
  • Recorded referral rates and reasons for referral for each screening type.
  • Assessed the correlation between screening referrals and immittance screening results.

Main Results:

  • Referral rates were similar between pure tone and TEOAE screenings.
  • Pure tone screening referrals were primarily due to children's inability to cooperate.
  • TEOAE screening had a lower rate of non-cooperation referrals (10%) compared to pure tone.
  • A higher percentage of TEOAE referrals (62%) also failed immittance screening compared to pure tone referrals (44%).

Conclusions:

  • TEOAE screening is more effective in preschool settings due to fewer referrals based on cooperation.
  • Middle ear issues significantly impact referral outcomes in both screening methods.
  • TEOAEs provide a valuable, objective alternative for preschool hearing screening programs.
Abstract

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