Speech intelligibility and hearing acuity assessments of N95/P2 respirator with under-mask elastic band beard cover.

ABSTRACT:

Objective

Using the Modified Rhyme Test in accordance with the National Institute for Occupational Safety and Health (NIOSH) protocol, we assessed the communication performance for both speech intelligibility and hearing acuity in bearded healthcare workers (HCWs) wearing a N95/P2 respirator with an under-mask elastic band beard cover.

Design and setting

A prospective simulation study conducted at the respiratory fit test center of the Royal Melbourne Hospital.

Participants

Bearded HCWs who required respiratory protection and could not shave for medical, cultural, or religious reasons.

Results

The overall performance rating score was 91.3% and 99.8% for speech intelligibility and hearing acuity respectively. There was a reduction in the percentage of correct wo

SUBMITTER: Ng I 

PROVIDER: S-EPMC12620062 | biostudies-literature | 2025 Oct

REPOSITORIES: biostudies-literature