A research of postoperative cognitive dysfunction of elderly patients after general anesthesia combined with nerve block or not for femoral fracture surgery

Status

Active, not recruiting

Phases

Phase 4

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR-IPR-14005641

Enrollment

Unknown

Registered

2014-12-10

Start date

1990-01-01

Completion date

Unknown

Last updated

2017-04-18

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

Conditions

postoperative cognitive dysfunction of elderly patients after femoral fracture surgery

Interventions

general anesthesia combined with nerve block group:using general anesthesia combined with nerve block

general anesthesia group:using general anesthesia

Eligibility

Sex/Gender

All

Age

70 Years to 95 Years

Inclusion criteria

Inclusion criteria: 70 years or older for femoral fracture surgery.

Exclusion criteria

Exclusion criteria: Anesthesia within the past 180 days; Baseline Mini Mental State Examination (MMSE) score less than 17; Barthel index of activities of daily living shorter than 70; Preexisting neuropsychiatric diseases; Unable to speak Chinese.

Design outcomes

Primary

Measure	Time frame
Mini Mental State Examination;Trail Making Test;The Confusion Assessment Method;S100 beta;	—

Countries

China

Contacts

Public ContactXi Siwei

siwei1990@126.com+8613701646312

Outcome results

None listed

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