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Association between preoperative frontal electroencephalogram alpha asymmetry and postoperative delirium: an observational study

Association between preoperative frontal electroencephalogram alpha asymmetry and postoperative delirium: an observational study

Status
Recruiting
Phases
Early Phase 1
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500108851
Enrollment
Unknown
Registered
2025-09-08
Start date
2024-07-17
Completion date
Unknown
Last updated
2025-09-15

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Postoperative delirium

Interventions

Left Frontal Alpha Asymmetry:None
Right Frontal Alpha Asymmetry:None

Sponsors

The First Affiliated Hospital of Anhui Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
60 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Aged >= 60 years old; 2. Patients undergoing elective spinal surgeries; 3. ASA grade I - IV; 4. All have signed the informed consent forms.

Exclusion criteria

Exclusion criteria: 1. Patients with preoperative cognitive function deficits; 2. Those who participate in another interventional clinical study during hospitalization; 3. Patients with neuropsychiatric disorders (including stroke, epilepsy, schizophrenia, Parkinson's disease); 4. Those with communication disorders (language/culture/physical impairments); 5. Those taking centrally acting drugs or having any other conditions that may interfere with neurocognitive tests.

Design outcomes

Primary

MeasureTime frame
Postoperative delirium;

Secondary

MeasureTime frame
Other perioperative electroencephalography and related EEG parameters;Patient baseline characteristics;Intraoperative vital signs at key time points;Anesthetic drug dosage;Postoperative pain scores;Postoperative liver and kidney function indicators;

Countries

China

Contacts

Public ContactLijian Chen

Department of Anesthesiology, The First Affiliated Hospital of Anhui Medical University

chenlijian77@126.com+86 139 6669 9467

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026