Blood markers may reveal hidden stroke risk in heart patients
NCT ID NCT02840201
First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study looked at 321 people with pacemakers or heart monitors who had short, symptomless episodes of atrial fibrillation (silent AF). Researchers measured certain proteins in the blood to see if they could predict who might later have a stroke or other heart problems. The goal is to better identify who needs blood-thinning medication.
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 doctors identify which patients with silent atrial fibrillation are at highest risk for stroke and might benefit from blood thinners.
What could go wrong
This is a small, completed sub-study analyzing existing data, not a treatment trial. The findings may not change current practice without larger confirmatory studies.
Disclaimer
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This is a summary of
the original study
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Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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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.
Contacts and locations
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Locations
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University of Ottawa Heart Institute
Ottawa, Ontario, K1Y 4W7, Canada