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Suctioning the Nasopharyngeal Airway01:29

Suctioning the Nasopharyngeal Airway

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Screaming-Induced Acute Noise Exposure During Pediatric Ear Procedures.

Jun-Ya Kita1,2, Hiroshi Nakanishi1,3, Asuno Tamakoshi1

  • 1Department of Otorhinolaryngology Hamamatsu University School of Medicine Hamamatsu Japan.

Laryngoscope Investigative Otolaryngology
|May 13, 2026
PubMed
Summary

Pediatric ear procedures can create hazardous noise levels, especially when children with autism spectrum disorder scream. This poses risks for both patient well-being and healthcare worker hearing safety.

Keywords:
acute acoustic traumadevelopmental disordersnoise exposurepediatric ear proceduresprospective observational study

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Area of Science:

  • Audiology
  • Pediatric Otolaryngology
  • Developmental Pediatrics

Background:

  • Pediatric ear procedures can be stressful for children, particularly those with developmental disorders.
  • Noise exposure during medical procedures is a growing concern for patient-centered care and occupational safety.

Purpose of the Study:

  • To quantify noise exposure during pediatric ear procedures for children with developmental disorders.
  • To investigate the association between screaming behavior and noise levels.
  • To assess implications for patient care and healthcare worker safety.

Main Methods:

  • A prospective observational study of 66 children undergoing earwax removal.
  • Noise levels measured using smartphone sound-level meters and a calibrated dosimeter.
  • Acoustic parameters (LAeq, LCeq, LCpeak) analyzed; screaming classified by peak sound pressure levels.

Main Results:

  • Mean LAeq was 78.0 dBA, mean LCpeak was 114.2 dBC.
  • High noise levels (LAeq > 85 dBA in 27.7%, > 100 dBA in 93.6%) indicate acute hearing loss risk.
  • Screaming strongly linked to autism spectrum disorder (OR: 6.28, p=0.002); healthcare assistants faced higher noise exposure.

Conclusions:

  • Pediatric ear procedures with children with developmental disorders generate hazardous noise, especially during screaming in children with autism spectrum disorder.
  • Findings emphasize the need for sensory-adapted environments to reduce patient distress.
  • Protecting healthcare providers from acute acoustic trauma is crucial.