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Association Between Prognostic Nutritional Index and Postoperative Delirium in Elderly Patients: A Prospective Cohort Study

Association Between Prognostic Nutritional Index and Postoperative Delirium in Elderly Patients: A Prospective Cohort Study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500102655
Enrollment
Unknown
Registered
2025-05-18
Start date
2025-06-01
Completion date
Unknown
Last updated
2025-05-26

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

Conditions

Postoperative Delirium

Interventions

Low PNI group:None
High PNI group:None

Sponsors

The First Affiliated Hospital of Chengdu Medical College
Lead Sponsor

Eligibility

Sex/Gender
All
Age
65 Years to No maximum

Inclusion criteria

Inclusion criteria: Patients aged 65 years or older undergoing elective surgery under general or regional anesthesia

Exclusion criteria

Exclusion criteria: 1.Cardiac or neurosurgical procedures; 2.Pre-existing central nervous system disorders or history of CNS diseases, including preoperative cognitive impairment, delirium, Parkinson's disease, or dementia; 3.Patients with auditory/visual impairments or communication difficulties; 4.Unwillingness to participate in the study.

Design outcomes

Primary

MeasureTime frame
Postoperative Delirium;Cognitive function status at 1 year postoperatively;—

Secondary

MeasureTime frame
Postoperative complications;—

Countries

China

Contacts

Public ContactZhang Jie

The First Affiliated Hospital of Chengdu Medical College

1002360781@qq.com+86 186 1323 4005

Outcome results

None listed

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