Heart-Lung check before surgery could flag risks
NCT ID NCT07016022
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study is testing whether a quick, non-invasive test that measures heart rate and breathing patterns before thoracic surgery can help predict which patients are more likely to have complications after the operation. Researchers will enroll 130 adults undergoing major chest surgery for cancer. The goal is to see if this test is feasible and if it can improve upon current risk assessment methods.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- CardioPulmonary Variability Assessment (a non-invasive test measuring heart rate and breathing patterns)
- What this could lead to
- If successful, this could lead to a simple test that helps doctors identify patients at higher risk of complications after thoracic surgery, allowing for personalized care to prevent problems.
- What could go wrong
- This is a small, early feasibility study (130 participants) that only looks for associations, not proven benefits. The test may not reliably predict complications, and results may not apply to all surgery patients.
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
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About 130 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jul 2025
- Expected to finish
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Jul 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
Adult patients undergoing major thoracic surgery who have no history of atrial fibrillation or arrhythmia, are not pacemaker dependent, and are not pregnant.
- 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: * Adult patient (≥18 years of age) * Patients undergoing major thoracic resection for lung, esophageal or gastric cancer or mediastinal tumour (at least lobectomy, pneumonectomy, esophagectomy, gastrectomy, or mediastinal tumour resection) Exclusion Criteria: * Urgent/emergent cases * Patients with pre-existing atrial fibrillation or arrhythmia (persistent/paroxysmal) * Patients that are pacemaker dependent * Patients unable to participate in preoperative testing protocol (CardioPulmonary Variability Assessment) * Patients that are pregnant
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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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The Ottawa Hospital
RECRUITINGOttawa, Ontario, K1H 8L6, Canada
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