AI could see a blood pressure crash coming — before it happens
NCT ID NCT07742930
First seen Aug 03, 2026 · Last updated Aug 04, 2026 · Updated 1 time
Summary
This trial tests an AI software called Vital-PICASO that analyzes vital signs like blood pressure, heart rate, and oxygen levels to predict whether a hospital patient will experience hypotension (dangerously low blood pressure) within the next 24 hours. Researchers will review medical records from over 600 adult patients admitted to a general ward, comparing the AI's risk scores against actual occurrences of hypotension. The goal is to see if the AI can accurately flag patients at risk, potentially giving doctors an early warning system.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- AI-based software (Vital-PICASO) that analyzes vital signs to predict hypotension risk
- What this could lead to
- If successful, this AI tool could help hospital staff identify patients at risk of dangerous blood pressure drops earlier, potentially preventing complications.
- What could go wrong
- This is a retrospective study using existing data, not a real-time test. The AI may not perform as well in live settings, and its predictions are not yet proven to improve patient outcomes.
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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648 people
The number who actually took part.
- Started
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Jul 2025
- Finished
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May 2026
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
The study population consisted of adult patients aged 19 years or older who were admitted to a general ward at Seoul National University Hospital and had at least 12 hours of electronic medical record data available between January 1, 2023, and May 31, 2025. The retrospective study dataset included patients with an eligible hypotension event occurring in a general ward and patients without hypotension during the selected general ward admission period. Hypotension was defined as systolic blood pressure below 90 mmHg.
- Ages
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19 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: General Criteria * Male or female patient aged 19 years or older at the time the clinical data were recorded * Electronic medical record data available between January 1, 2023, and May 31, 2025 * Admission to a general ward for at least 12 hours * Clinical data not previously used in the development of Vital-PICASO Hypotension-Positive Group * Hypotension occurred in a general ward * Hypotension was defined as systolic blood pressure below 90 mmHg * Vital-sign data were available for up to 72 hours before the hypotension event * If hypotension occurred within 24 hours after admission or transfer to the general ward, all available vital-sign data recorded before the event were included * If a patient experienced multiple hypotension events during the data collection period, only the first eligible event was included Hypotension-Negative Group * No hypotension occurred during the selected general ward admission period * Data were randomly selected from the same general wards as the hypotension-positive group * Vital-sign data were available from a time interval comparable with the hypotension event reference time or for up to 72 hours after admission to the general ward * Only one eligible data interval was included per patient * The data were considered appropriate for inclusion in the hypotension-negative group by the investigator Exclusion Criteria: * Hypotension occurred outside a general ward * A do-not-resuscitate order was in effect at the time of data collection * Pregnancy at the time of data collection or within 3 months after delivery * The data were considered inappropriate for the study by the principal investigator
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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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Seoul National University Hospital
Seoul, South Korea
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Other studies related to the condition(s) this trial covers.
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