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Cardiac arrest survivors' brain function tracked for two years

NCT ID NCT03543371

Completed Knowledge-focused Sponsor: Region Skane Source: ClinicalTrials.gov ↗

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study looks at how cardiac arrest affects thinking, memory, emotions, and sleep over time. About 200 survivors will take detailed brain tests 7 and 24 months after their cardiac arrest. Their results will be compared to heart attack patients who did not have a cardiac arrest, to understand what problems are unique to cardiac arrest.

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 this study succeeds, it could help doctors better predict and support cognitive recovery after cardiac arrest.
What could go wrong
This is an observational sub-study, not a treatment trial. It cannot prove what causes cognitive changes, and results may not apply to all cardiac arrest survivors.

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

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Conditions

The condition(s) this trial relates to.

brain hypoxia - ischemia cardiac arrest Cognition Disorders cognitive disorder Fatigue insomnia myocardial infarction Out-of-Hospital Cardiac Arrest

As listed by the trial registrant

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

COGNITION DISORDERS FATIGUE HEART ARREST, OUT-OF-HOSPITAL HYPOXIA-ISCHEMIA, BRAIN INSOMNIA PSYCHOLOGICAL DISTRESS

Contacts and locations

Locations

  • Aarhus University Hospital

    Aarhus, Denmark

  • Halmstad County Hospital

    Halmstad, Sweden

  • Helsingborg Hospital

    Helsingborg, Sweden

  • Sahlgrenska University Hospital

    Gothenburg, Sweden

  • Skane University Hospital

    Lund, Sweden

  • Skane University Hospital

    Malmö, Sweden

  • The Essex Cardiothoracic Centre, Basildon and Thurrock University Hospitals NHS Foundation Trust

    Basildon, Essex, United Kingdom

  • University Hospital of Wales, Cardiff and Vale University Health Board

    Cardiff, Wales, United Kingdom

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