Construction of a predictive model of delayed neurocognitive recovery in the elderly based on simple preoperative screening

Status

Recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR2400081142

Enrollment

Unknown

Registered

2024-02-23

Start date

2023-10-16

Completion date

Unknown

Last updated

2024-02-26

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

Conditions

delayed neurocognitive recovery

Interventions

Trail Group :None

Eligibility

Sex/Gender

All

Age

65 Years to 90 Years

Inclusion criteria

Inclusion criteria: 1. 90 years old =65 years old, gender is not limited 2. Undergo non-cardiac general anesthesia (tracheal intubation, combined nerve block) 3. ASA Grade I - III

Exclusion criteria

Exclusion criteria: 1. Severe visual or hearing impairment (inability to see pictures or to read or hear instructions) or loss of communication skills 2. Preoperative presence of dementia or confirmed cognitive impairment (MMSE < 24) 3. The patient signed informed consent before surgery but refused to participate in follow-up 4. Coma or temporary transfer to ICU after surgery 5. Death occurred within 7 days after surgery

Design outcomes

Primary

Measure	Time frame
Delayed neurocognitive recovery;	—

Countries

China

Contacts

Public ContactLihua Peng

The Department ofAnesthesia and Pain Medicine, The First Affiliated Hospital ofChongqingMedical University,

plhcqmu@163.com+86 158 2344 3968

Outcome results

None listed

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