Status:

RECRUITING

Incidence of Postoperative Cognitive Decline in Patients With Preexisting Cognitive Impairment

Lead Sponsor:

Peking University Shenzhen Hospital

Conditions:

Cognitive and Behavioral Impairment

Eligibility:

All Genders

60+ years

Brief Summary

This study aims to find out how often memory and thinking problems happen after surgery in people who already have memory issues before their operation. These memory problems are called postoperative ...

Detailed Description

This is a single-center, prospective, single-arm cohort study designed to estimate the incidence of postoperative cognitive decline (POCD) in patients aged 60 years and older with preexisting cognitiv...

Eligibility Criteria

Inclusion

  • Preexisting Cognitive Impairment (PreCI) Surgical Group
  • Age ≥ 60 years
  • Preoperative screening with MMSE and MoCA-B indicating mild cognitive impairment (MCI) or mild dementia
  • Undergoing elective non-cardiac surgery under general anesthesia

Exclusion

  • Expected difficulty in completing neuropsychological assessments (e.g., inability to communicate in Mandarin, blindness, or deafness)
  • Usual residence outside Shenzhen
  • Normative Reference Group
  • Inclusion Criteria:
  • Age ≥ 60 years
  • No history of general anesthesia surgery within the past 12 months
  • Mini-Cog score \> 1

Key Trial Info

Start Date :

July 15 2025

Trial Type :

OBSERVATIONAL

Allocation :

ESTIMATED

End Date :

July 1 2027

Estimated Enrollment :

340 Patients enrolled

Trial Details

Trial ID

NCT07135336

Start Date

July 15 2025

End Date

July 1 2027

Last Update

August 22 2025

Active Locations (1)

Enter a location and click search to find clinical trials sorted by distance.

Page 1 of 1 (1 locations)

1

Peking University Shenzhen Hospital

Shenzhen, Guangdong, China