Heart rate clues to blood sugar spikes in ICU patients?
NCT ID NCT07198308
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This completed study explored the link between blood sugar levels and heart rate variability in 20 critically ill patients without diabetes. Researchers wanted to understand how stress-related high blood sugar (stress hyperglycemia) relates to the body's nervous system. The study measured heart rate changes and blood sugar indicators to find patterns that could improve care in intensive care units.
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 better understand how stress affects blood sugar in critically ill patients, potentially leading to improved monitoring or treatment.
- What could go wrong
- This is a very small, completed observational study with only 20 participants. It does not test any treatment, so it cannot directly lead to new therapies.
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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20 people
The number who actually took part.
- Started
-
Oct 2025
- Finished
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Mar 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 patients who were hospitalized in the Intensive Care Unit of Zhongshan Hospital Affiliated to Fudan University after the start of the study.
- Ages
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18 to 99 years
- Sex
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Anyone
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: * Aged from 18 to 99 years old * Informed consent has been signed Exclusion Criteria: * Under 18 years old * Diagnosed with diabetes either prior to or during hospitalization * Missing HRV values * Missing blood glucose and random insulin values
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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
-
Zhongshan Hospital Fudan University
Shanghai, Shanghai Municipality, 200032, China
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