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The Impact of Preoperative Sleep Disorders on Postoperative Neurocognitive Disorders in Elderly Patients Undergoing Non-Cardiac Major Surgery Under General Anesthesia: A Prospective Cohort Study

The Impact of Preoperative Sleep Disorders on Postoperative Neurocognitive Disorders in Elderly Patients Undergoing Non-Cardiac Major Surgery Under General Anesthesia: A Prospective Cohort Study

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2400086121
Enrollment
Unknown
Registered
2024-06-25
Start date
2024-06-30
Completion date
Unknown
Last updated
2025-05-12

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

Conditions

post-operative neurocognitive disorders

Interventions

Patients with preoperative sleep disorders:None
Patients without preoperative sleep disorders:None

Sponsors

The Affiliated Hospital of GuiZhou Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
60 Years to 90 Years

Inclusion criteria

Inclusion criteria: 1. Patients scheduled for elective major surgery (non-cardiac, non-intracranial surgery) under general anesthesia with an expected surgery duration of = 2 hours 2. Aged = 60 years 3. Preoperative Mini-Mental State Examination(MMSE) score = 24 points 4. ASA classification I-IV 5. Understand the content of the informed consent form, willing to participate in this survey

Exclusion criteria

Exclusion criteria: 1. Use of antipsychotic drugs within 30 days before surgery or presence of psychiatric disorders (schizophrenia, depression, etc.) 2. Language or hearing impairment, unable to complete neuropsychological testing 3. Illiterate 4. History of central nervous system diseases with residual effects 5. Currently participating in other clinical trials that may affect the primary outcome

Design outcomes

Primary

MeasureTime frame
postoperative cognitive dysfunction;

Secondary

MeasureTime frame
Postoperative delirium;Sleep quality;Quality of postoperative recovery;All-cause mortality at 180 days postoperatively;Postoperative complications:;hospital length of stay;Postoperative analgesic consumption;

Countries

China

Contacts

Public ContactChao Chen

The Affiliated Hospital of GuiZhou Medical University

2584712311@qq.com+86 182 8514 0068

Outcome results

None listed

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