Status:

UNKNOWN

Correlation Between Perioperative EEG Features and Delirium After General Anesthesia

Lead Sponsor:

Fuzhou Hua

Conditions:

Perioperative Period

Anesthetic

Eligibility:

All Genders

65-80 years

Brief Summary

The goal of this observational study is to compare the perioperative EEG characteristics and the incidence of short-term cognitive dysfunction in patients with postoperative delirium and non-postopera...

Eligibility Criteria

Inclusion

  • Education level in primary school or above;
  • Age ≥65 years old, gender is not limited;
  • Good communication ability, language expression ability, mental state and consciousness state;
  • Preoperative simple mental state scale score ≥27 points;
  • no history of craniocerebral diseases;
  • For patients who plan to choose abdominal surgery under general anesthesia, the operation time is expected to be about 2h-4h;
  • ASA anesthesia grade I \~ III;
  • No general anesthesia contraindications;
  • Sign informed consent voluntarily;

Exclusion

  • Relative contraindications of general anesthesia: patients with serious heart and lung function diseases, drug allergy history, etc.
  • Patients with a history of mental illness or long-term psychiatric drugs (dementia, schizophrenia), chronic analgesic drug use history, alcoholism history and cognitive dysfunction;
  • any cerebrovascular accident occurred within 3 months, such as stroke, transient ischemic attack (TIA), etc.
  • Diabetic patients with severe diabetic complications (diabetic ketoacidosis, hyperosmolar coma, various infections, macrovascular disease, diabetic nephropathy);
  • Chronic hypoxia and carbon dioxide storage, such as chronic obstructive emphysema;
  • a long history of alcohol abuse;
  • Unable to cooperate to complete the test, the patient or family rejected the participant.

Key Trial Info

Start Date :

April 13 2023

Trial Type :

OBSERVATIONAL

Allocation :

ESTIMATED

End Date :

June 1 2024

Estimated Enrollment :

40 Patients enrolled

Trial Details

Trial ID

NCT06082024

Start Date

April 13 2023

End Date

June 1 2024

Last Update

October 13 2023

Active Locations (1)

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Page 1 of 1 (1 locations)

1

the Second Affiliated Hospital of Nanchang University, Nanchang University

Jiangxi, NanChang, China