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Choking first aid under the microscope: new study launches

NCT ID NCT07365137

Knowledge-focused Sponsor: University of Calgary Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 26, 2026 · Last updated Sep 10, 2026 · Updated 3 times

Summary

This pilot study aims to see if researchers can successfully identify and recruit people who have experienced choking (foreign body airway obstruction) in Alberta, Canada. The study will track adults and children over age 2 who received first aid treatments like abdominal thrusts or back blows. The goal is to lay the groundwork for a future, larger study that compares which choking intervention works best and is safest.

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 study could pave the way for a larger trial that compares which choking treatment works best and is safest for adults and children.
What could go wrong
This is a very early pilot study with only 80 participants, focused on recruitment feasibility, not on comparing treatments. It may not lead to clear answers about effectiveness.

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

91 people

The number who actually took part.

Started

Nov 2025

Finished

Jun 2026

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

Adult or children (aged greater than 2 years) who experienced an out-of-hospital FBAO and received a FBAO intervention while conscious in Alberta, Canada, and, subsequently, were assessed by EMS or at an emergency department

Ages

3 years and older

Sex

Anyone

Healthy volunteers

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

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

Inclusion Criteria: * Adult or children (aged greater than 2 years) who experienced an out-of-hospital FBAO in Alberta, Canada * Received a FBAO intervention while conscious by bystander or healthcare provider * Were assessed by EMS at the time of the incident, or later attended an emergency department due to the incident Exclusion Criteria: * Patients with abnormal airway anatomy such as a tracheostomy. * Patients who were unconscious when they received the initial FBAO intervention

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Conditions

The condition(s) this trial relates to.

Airway Obstruction

As listed by the trial registrant

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

Foreign body airway obstruction

Contacts and locations

Locations

  • Virtual

    Calgary, Alberta, Canada

More trials for these conditions

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