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Masks and face shields make it harder to hear in the OR, study finds

NCT ID NCT07505953

Knowledge-focused Sponsor: Ondokuz Mayıs University Source: ClinicalTrials.gov ↗

What the study statuses mean

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Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study looked at how wearing surgical masks, N95 masks, and face shields affects speech perception and listening effort in operating rooms. Researchers tested 35 people with normal hearing and surveyed 184 operating room professionals. The goal was to understand communication barriers caused by PPE during the COVID-19 pandemic.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

What this could lead to
If successful, this could help improve communication strategies for healthcare workers wearing PPE in noisy environments.
What could go wrong
This is a small, completed observational study with no treatment intervention, so results may not apply to all settings or languages.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Participants

219 people

The number who actually took part.

Started

Oct 2021

Finished

Dec 2021

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Who is studied

Operating room nurses and technicians

Ages

Up to 55 years

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Inclusion Criteria: * Operating room nurses and technicians whose medical history was not a vestibular disease and ear surgery, who were shown to have normal hearing (NH) by hearing tests. Exclusion Criteria: * presence of hearing and vestibular loss

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Conditions

The condition(s) this trial relates to.

COVID-19

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Communication barriers Operating rooms Protective devices Speech perception

Contacts and locations

Locations

  • Biruni University

    Istanbul, Turkey (Türkiye)

More trials for these conditions

Other studies related to the condition(s) this trial covers.