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Prediction and Diagnosis of Postoperative Cognitive Impairment in Elderly Patients: Blood Biochemical Markers and EEG Features

Prediction and Diagnosis of Postoperative Cognitive Impairment in Elderly Patients: Blood Biochemical Markers and EEG Features

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR1900020802
Enrollment
Unknown
Registered
2019-01-19
Start date
2019-01-16
Completion date
Unknown
Last updated
2019-01-28

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

Conditions

Postoperative cognitive dysfunction

Interventions

Case series:no

Sponsors

Huashan Hospital Fudan University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
65 Years to 85 Years

Inclusion criteria

Inclusion criteria: 1. Aged 65 - 85 years male and female; 2. BMI 18 - 30K g / m2, right handedness; 3. ASA grade I - II and Malapati grade I - II; 4. education level in junior high school and above; 5. Understand and sign the informed consent.

Exclusion criteria

Exclusion criteria: 1. smoking and drinking history; 2. Mental and neurological diseases; 3. Drug dependence; 4. Communication barriers; 5. Cardiovascular diseases and cerebrovascular accidents; 6. It is expected that difficult airway may occur; 7. Drug allergy and pregnant and lactating patients; 8. Those who participated in other clinical experiments in recent 3 months; 9. Any pre-operative medication history.

Design outcomes

Primary

MeasureTime frame
EEG signal;—

Countries

China

Contacts

Public ContactZHANG Jun

Huashan Hospital Fudan University

snapzhang@aliyun.com+86 13817153025

Outcome results

None listed

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