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The Impact of general anesthesia at different times of the day on postoperative delirium and sleep quality in elderly patients :a prospective cohort study

The Impact of general anesthesia at different times of the day on postoperative delirium and sleep quality in elderly patients :a prospective cohort study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2300067965
Enrollment
Unknown
Registered
2023-02-01
Start date
2023-02-01
Completion date
Unknown
Last updated
2023-05-15

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

Conditions

postoperative delirium and sleep quality

Interventions

N group:no
G group:no

Sponsors

The Second Hospital of Hebei Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
65 Years to 99 Years

Inclusion criteria

Inclusion criteria: 1. Age 65-85 2. American Society of Anesthesiologists (ASA) Class II - III 3. Selective laparoscopic abdominal surgery under general anesthesia 4. The operation time is more than 2 hours.

Exclusion criteria

Exclusion criteria: 1) Those suffering from mental illness or taking antipsychotic drugs, 2) Those who are unable to conduct neuropsychological test due to severe impairment of hearing, vision and language system functions 3) Determine/suspect abuse or long-term (>= 7 days) use of narcotic sedatives and analgesics; 4) Patients with cognitive impairment in preoperative evaluation [i.e., MMSE reference cut-off value: illiterate (uneducated) group 6 years) group <= 26 points] 5) Preoperative evaluation of delirium patients with fuzzy consciousness assessment (CAM) 6) Refuse to join the researcher

Design outcomes

Primary

MeasureTime frame
Incidence of postoperative delirium;sleep quality;Pain;Sedation;

Secondary

MeasureTime frame
Anesthetic dosage;Anesthesia time;Bleeding volume;Operation type;Operation time;

Countries

China

Contacts

Public ContactLining Huang

The Second Hospital of Hebei Medical University

hlncctv@163.com+86 158 0321 3730

Outcome results

None listed

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