Blood sugar rollercoaster linked to stroke death risk
NCT ID NCT04001049
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This completed study looked at 192 adults with acute ischemic stroke to see if large swings in blood sugar (glycemic variability) are linked to worse outcomes, including death and disability. Participants wore a continuous glucose monitor for 96 hours. The goal was to understand whether unstable blood sugar predicts poorer recovery, which could guide future treatment strategies.
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 understand which stroke patients need tighter blood sugar control to improve survival and recovery.
- What could go wrong
- This is an observational study, not a treatment trial. It cannot prove that controlling blood sugar directly improves outcomes, only that a link may exist.
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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
Locations
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Hospital Universitario La Paz
Madrid, 28046, Spain
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