Correlation Between Perioperative EEG Variability and Postoperative Delirium Incidence.
Correlation Between Multiscale Entropy Analysis of Electroencephalograms and Postoperative Delirium Incidence.
Xin Chen
90 participants
Dec 12, 2025
OBSERVATIONAL
Conditions
Summary
This clinical study aims to investigate whether multiscale entropy analysis of electroencephalogram data can distinguish between ordinary elderly surgical patients and elderly patients with postoperative delirium.This study may help identify postoperative delirium in surgical patients at an early stage.
Eligibility
Inclusion Criteria4
- Patients undergoing general anaesthesia with single-lumen endotracheal tube placement;
- Age ≥65 years, gender unrestricted, body mass index (BMI) 18-28 kg/m²;
- Normal mouth opening and head/neck mobility;
- Pre-anaesthesia American Society of Anaesthesiologists (ASA) physical status classification of I or II and Mallampati airway classification of I or II.
Exclusion Criteria6
- Individuals with psychiatric disorders, literacy issues, or communication difficulties who are unable to cooperate with POD screening;
- Patients with severe lesions in vital organs, such as the heart, lungs, brain, liver or kidneys.
- Those undergoing cardiac or neurosurgical procedures during this admission;
- A history of alcohol abuse or recent use of sedatives or opioids;
- haemoglobin \<100 g/L;
- Participation in any clinical research studies within the past 3 months.
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Interventions
Use Neuron-Spectrum-5-1 to collect preoperative and intraoperative electroencephalogram data.
Locations(1)
View Full Details on ClinicalTrials.gov
For the most up-to-date information, visit the official listing.
NCT07323940