Brief Preoperative Screening for Frailty and Cognitive Impairment Predicts Delirium in Older Patients undergoing Major Abdominal Surgery

Status

Recruiting

Phases

Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR2200063309

Enrollment

Unknown

Registered

2022-09-04

Start date

2022-09-20

Completion date

Unknown

Last updated

2023-04-17

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

Conditions

Postoperative delirium

Interventions

prospective cohort study:none

Eligibility

Sex/Gender

All

Age

65 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Age >= 65 years old; 2. Patients undergoing major abdominal surgery under general anesthesia; 3. The estimated operation time is >= 2h, and the postoperative hospitalization time is >= 3 days.

Exclusion criteria

Exclusion criteria: 1. included in another study at the same time; 2. known history of nervous system diseases; 3. history of mental illness; 4. uncorrected vision or hearing impairment; 5. limited use of the dominant hand (limited ability to draw); 6. inability to speak, read, or understand Chinese; 7. take antipsychotics; 8. plan to enter ICU after operation.

Design outcomes

Primary

Measure	Time frame
Incidence of postoperative delirium;	—

Secondary

Measure	Time frame
Incidence of postoperative complications,such ascardic, pulmonary,infectious,renal, and cerebrovascular complications;Pain score on postoperative days 0 to 3;Days of hospitalization after operation;Discharge place;Thirty-day postoperative mortality;	—

Countries

China

Contacts

Public ContactJindong Liu

Affiliated Hospital of Xuzhou Medical University

liujindong1818@163.com+86 13951355136

Outcome results

None listed

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