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Efficacy of Carotid Corrected Flow Time (FTc) in predicting anaesthesia-induced hypotension in elderly patients undergoing hip surgery

Efficacy of Carotid Corrected Flow Time (FTc) in predicting anaesthesia-induced hypotension in elderly patients undergoing hip surgery

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600124858
Enrollment
Unknown
Registered
2026-05-18
Start date
2026-05-18
Completion date
Unknown
Last updated
2026-05-25

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

Conditions

Post-induction hypotension

Interventions

Elderly patients undergoing hip surgery:none

Sponsors

Shanghai Sixth People's Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
65 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Age >= 65 years old; 2. Scheduled for hip surgery; 3. American Society of Anesthesiologists (ASA) physical status classification Grade I-III; 4. Preoperative fasting time over 8 hours.

Exclusion criteria

Exclusion criteria: 1. Severe cardiovascular diseases (such as severe arrhythmia, unstable angina, etc.); 2. Chronic obstructive pulmonary disease, dyspnea; 3. Severe neurological diseases, mental disorders, inability to communicate; 4. Severe hepatic and renal dysfunction; 5. History of cervical surgery or trauma, vertebral artery or carotid artery stenosis/structural abnormalities; 6. Inability to cooperate with completing FTc measurement; 7. Contraindications to nerve block or general anesthesia. 8. Unclear ultrasound measurement results;

Design outcomes

Primary

MeasureTime frame
Predictive efficacy of baseline FTc for hypotension after general anesthesia induction;

Secondary

MeasureTime frame
Change in FTc after nerve block;Incidence of hypotension after nerve block;Incidence of hypotension after general anesthesia induction;Changes in hemodynamic parameters (SBP, DBP, MAP, HR);

Countries

China

Contacts

Public ContactXu Yang

Shanghai Sixth People's Hospital

zipyang@126.com+86 189 3017 3668

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: May 30, 2026