Effects of preoperative cognitive impairment on postoperative recovery in elderly patients undergoing hepatobiliary surgery: a multicenter study

Effects of preoperative cognitive impairment on postoperative recovery in elderly patients undergoing hepatobiliary surgery

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR2200061445

Enrollment

Unknown

Registered

2022-06-25

Start date

2022-07-01

Completion date

Unknown

Last updated

2023-04-03

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

Conditions

perioperative complication

Interventions

Preoperative cognitive impairment group:None

Normal group:None

Eligibility

Sex/Gender

All

Age

65 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Aged >=65 years; 2. ASA grade II or III; 3. Laparoscopic hepatobiliary surgery is planned.

Exclusion criteria

Exclusion criteria: 1. Severe cardiovascular system diseases; 2. Patients with severe audio-visual impairment; 3. Switching to open surgery during the operation; 4. Massive bleeding and other serious complications occurred during the operation.

Design outcomes

Primary

Measure	Time frame
Postoperitive delirium;Postoperitive complications;Postoperitive hospital stay;Rehospitalization of 30 days after surgery;	—

Secondary

Measure	Time frame
Awakening time;Extubation time;	—

Countries

China

Contacts

Public ContactMa Jiahai

mjh-214@163.com+86 13656456186

Outcome results

None listed

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