The influence of anesthetic depth on post-operative outcome in elderly patient:a multicenter, prospective, randomized trial

Status

Recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR-TRC-14004920

Enrollment

Unknown

Registered

2014-07-09

Start date

2014-09-01

Completion date

Unknown

Last updated

2024-01-28

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

Conditions

anesthetic depth and early and long-term outcome in elderly patient

Interventions

BIS Monitor group:Maintain anesthetic depth according to Bis value: 40 to 60

control group:Adjust anesthetic medicine according to anesthesiologist's experience

Eligibility

Sex/Gender

All

Age

65 Years to 100 Years

Inclusion criteria

Inclusion criteria: Written informed consent provided by legal guardians or patients; Age older than 65years; ASA I~IV; Scheduled for surgery.

Exclusion criteria

Exclusion criteria: 1. Patients with a history of neurologic, psychiatric disease; 2. Patients with a history of cerebrovascular disease; 3. Alcohol and opioid abuse; 4. Undergoing administration of psychiatry drugs; 5. Can not perform the BIS monitor because of surgical requirement or need "wake up" during surgery; 6. Anesthetic time <120 min.; 7. Have the researchers concern unfit for the study; 8. Participate in other study within 3 months before the screen.

Design outcomes

Primary

Measure	Time frame
1-year mortalit;	—

Secondary

Measure	Time frame
Postoperative Morbidity;Postoperative Cognitive Dysfunction;anethesia recovery status;incidence of surgical infection;Katz index;Hospitalization stay and expens;Post surgery pain;	—

Countries

China

Contacts

Public ContactLiu Jin

scujinliu@foxmail.com+86 18980601539

Outcome results

None listed

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