Can a machine count breaths better than a doctor? new study aims to find out.
NCT ID NCT07299968
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study will check if a Welch Allyn spot monitor can measure breathing rate as accurately as a doctor counting breaths by hand. About 170 adults in the emergency department will take part. The goal is to see if the device can help improve the accuracy of this important vital sign.
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Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 170 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Dec 2025
An estimate. Start dates often move.
- Expected to finish
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Feb 2026
An estimate. End dates often move.
- Lead sponsor
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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
The study will be conducted on patients admitted to the Emergency Department of Semmelweis University.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide 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: \- all patients aged ≥18 years. Exclusion Criteria: * patients receiving invasive or non-invasive respiratory support; * patients with disorders causing involuntary movements; * skin or digit abnormalities preventing proper application of the pulse oximeter; * clinically unstable patients on arrival (requiring immediate transfer to the resuscitation area); * patients with a left ventricular assist device (LVAD).
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Department of Emergency Medicine, Semmelweis University
Budapest, 1082, Hungary
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Other studies related to the condition(s) this trial covers.
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