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Association Between Local Cerebral Oxygenation Monitoring and Postoperative Delirium in Carotid Endarterectomy

Key facts

Who runs it
Beijing Tiantan Hospital
Where
China1 site in 1 countryChoose a country to see its sites
Trial code
Status
Recruiting
People taking part
140 people, planned
Started
14 Feb 2022
Planned end
31 Dec 2025
Type of study
Observational, 2 groups
Treatments tested
  • local cerebral oxygen saturation
Record updated
13 February 2025

Who can take part

Sex
Women and men
Healthy volunteers
Cannot take part

The registry criteria, word for word

Show all 2 criteriaShow less

Who can take part

  • Scheduled carotid endarterectomy; Signed informed consent

Who cannot take part

  • Severe cognitive impairment(Mini-Mental State Examination, MMSE<18); History of psychotropic drugs; Previous intracranial surgery history; Poor hearing or vision; Language barriers

This trial has no sites in United States.

It has sites in one country. Choose a country to see its sites.

About the trial

What the trial wants to find out

Postoperative delirium (POD) is a common perioperative complication, which can lead to adverse outcomes. Patients undergoing carotid endarterectomy (CEA) were elderly, complicated with vascular risk factors, cognitive dysfunction, some also had a history of stroke, and the circulation fluctuated greatly during the operation, often resulting in hypoperfusion of cerebral tissue and hypoxia. Therefore, they're the high-risk group of POD. Near-infrared Spectroscopy (NIRS) can continuously and noninvasively monitor local cerebral oxygen saturation (SctO2) to identify the mismatch of oxygen supply and demand in brain tissue. However, for CEA patients, the association between intraoperative SctO2 changes and POD remains unclear. This study intends to explore the association between them and determine the SctO2 threshold for predicting POD. We will monitor SctO2 intraoperatively, follow up and collect data postoperatively.

The 2 groups in the trial

  • Group 1

    Treatment: local cerebral oxygen saturation

  • Group 2

    Treatment: local cerebral oxygen saturation

Questions to ask the study team

  1. How often do I need to come in, and for how long each time?
  2. Are travel costs paid?
  3. Can I keep my own doctor?
  4. What happens if I want to stop?

Contact the study team: see the registry record → Contacts and Locations

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Data and sources

Registry record
Listed on ClinicalTrials.gov.
Official title
Association Between Local Cerebral Oxygen Saturation Monitoring and Postoperative Delirium in Carotid Endarterectomy:A Prospective Cohort Study
Record updated
13 February 2025