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The study of the correlation between the duration of preoperative fasting and delirium after orthopedic surgery in the elderly

The study of the correlation between the duration of preoperative fasing and delirium after orthopedic surgery in the elderly and exploration of its mechanism

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2100054180
Enrollment
Unknown
Registered
2021-12-10
Start date
2021-12-10
Completion date
Unknown
Last updated
2022-11-14

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

Conditions

Delirium

Interventions

Non-Delirium group:No
Delirium group:No

Sponsors

General Hospital of Ningxia Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
60 Years to 85 Years

Inclusion criteria

Inclusion criteria: 1. Patients aged >= 60 years, with elective orthopaedic surgery, regardless of gender; 2. Patients undergoing initial bone or joint surgery; 3. ASA class I-III; 4. Patients returning to the orthopaedic ward after surgery; 5. Patients and their legal guardians have given informed consent.

Exclusion criteria

Exclusion criteria: 1. Patients who were unable to communicate before surgery due to severe dementia, coma or language impairment; 2. Patients with schizophrenia, epilepsy, Alzheimer's disease; 3. Patients with craniocerebral injury and postoperative major neurosurgery; 4. Patients with preoperative severe cardiac disease (NYHA class > III or LVEF < 30%), liver (Child-Pugh class C) or renal abnormalities (preoperative dialysis); 5. Patients with a duration of < 1 h; 6. Patients undergoing day surgery.

Design outcomes

Primary

MeasureTime frame
3D-CAM (3 min Confusion Assessment);—

Countries

China

Contacts

Public ContactNi Xinli

General Hospital of Ningxia Medical University

xinlini6@nyfy.com.cn+86 13909586966

Outcome results

None listed

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