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Simple bedside tests may predict dangerous blood pressure drop in elderly surgery patients

NCT ID NCT06479512

Knowledge-focused Sponsor: Ankara City Hospital Bilkent Source: ClinicalTrials.gov ↗

What the study statuses mean

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Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

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

Summary

This completed study looked at 200 elderly patients (over 60) having leg surgery under spinal anesthesia. Researchers used ultrasound to measure blood vessel sizes and a pulse oximeter to check blood flow, aiming to see if these could predict a dangerous drop in blood pressure. The goal was to find a simple way to identify at-risk patients before it happens.

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 elderly patients at risk of low blood pressure after spinal anesthesia, allowing them to take preventive steps.
What could go wrong
This is a completed observational study, not a treatment trial. The findings may not apply to all patients or surgeries, and the prediction tools may not be accurate enough for routine use.

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

200 people

The number who actually took part.

Started

Jul 2024

Finished

May 2025

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

patients over 60 years of age who will undergo elective lower extremity surgery in supine position admitted to ankara city hospital

Ages

60 years and older

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

Show 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: * American Society of Anesthesiology(ASA) I-II-III score * Patients over 60 years * Elective surgeries * Surgeries in supine position Exclusion Criteria: * Patient refusal to participate in the study * The patient will undergo emergency surgery * Contraindication to spinal anaesthesia * Planning unilateral spinal anaesthesia * Failure of spinal anaesthesia * Body mass index above 35kg/m2 * Presence of preoperative hypotension (SBP\<90mmHg or MAP\<60mmHg) * The patient has valvular disease and arrhythmia impairing haemodynamics * Presence of neuropsychiatric disorders that make communication difficult * Presence of abdominal hernia

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As listed by the trial registrant

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

Anesthesia, spinal

Contacts and locations

Locations

  • Ankara Bilkent City Hospital

    Ankara, Ankara, Çankaya, Turkey, 06800, 06800, Turkey (Türkiye)

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