The revised-risk analysis index predicts postoperative delirium in elderly patients undergoing abdominal surgery: a prospective observational cohort study

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR2300078257

Enrollment

Unknown

Registered

2023-12-01

Start date

2023-12-01

Completion date

Unknown

Last updated

2023-12-03

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

Conditions

Postoperative delirium

Interventions

observation group:None.

Eligibility

Sex/Gender

All

Age

65 Years to 100 Years

Inclusion criteria

Inclusion criteria: 1. Age 65 years old or older 2. Patients undergoing elective abdominal surgery 3. ASA ?-? 4. Postoperative hospitalization of three days or more

Exclusion criteria

Exclusion criteria: 1. Severe hepatic or renal dysfunction 2. Preoperative neuropsychiatric disorders 3. Inability to complete preoperative assessment due to severe dementia, speech impediment, etc 4. Prolonged use of antipsychotics before surgery 5. History of cerebrovascular accidents within three months 6. Refusal to participate the study 7. Emergency surgery 8. postoperative death or loss of visit

Design outcomes

Primary

Measure	Time frame
Postoperative delirium;ROC curve;	—

Countries

China

Contacts

Public ContactLi Jianli

Hebei General Hospital

hblijianli@163.com+86 137 8511 8676

Outcome results

None listed

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