Preoperative Frailty Assessment With Ultrasound in Elderly Patients

Preoperative Frailty Assessment With Point-of-care Ultrasound in Elderly Patients Scheduled for Total Knee Arthroplasty

Status

Completed

Phases

Unknown

Study type

Observational

Source

ClinicalTrials.gov

Registry ID

NCT05438628

Enrollment

150

Registered

2022-06-30

Start date

2022-07-04

Completion date

2022-12-30

Last updated

2023-02-22

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

Conditions

Frailty

Brief summary

In this study, the investigators aim to evaluate the prediction accuracy of the thickness measured with point-of-care ultrasound of the rectus abdominis, biceps brachii muscles of frailty.

Interventions

DIAGNOSTIC_TESTPoint of care ultrasound

Measurement of thickness of rectus abdominis, biceps brachii muscles

Study design

Observational model

COHORT

Time perspective

PROSPECTIVE

Eligibility

Sex/Gender

ALL

Age

60 Years to No maximum

Healthy volunteers

Yes

Inclusion criteria

* Patients 60 years old or older scheduled for total knee arthroplasty

Exclusion criteria

* Unable to communicate with the patient or the patient's guardian * Myopathy * History of injury of rectus abdominis, biceps brachii or quadriceps femoris muscle. * History of total knee arthroplasty in the recent 3 months prior to surgery

Design outcomes

Primary

Measure	Time frame
Prediction accuracy of the thickness of rectus abdominis, biceps brachii muscles measured with point of care ultrasound	Preoperative evaluation

Secondary

Measure	Time frame
Circumference of thigh	Preoperative evaluation
Difference between thickness of left and right rectus abdominis muscles	Preoperative evaluation
Difference between thickness of left and right biceps brachii muscles	Preoperative evaluation
Difference between thickness of left and right quadriceps femoris muscles	Preoperative evaluation
Unplanned ICU admission	First 30 days post surgery
Unplanned discharge to nursing facility	First 30 days post surgery
Thickness of quadratus femoris muscle measured with point-of care ultrasound	Preoperative evaluation
ICU stay duration	First 30 days post surgery
Total length of stay	First 30 days post surgery
Number of falls	First 30 days post surgery
Readmission in the 30-day postoperative period	First 30 days post surgery
Mortality	First 30 days post surgery
Incidence of postoperative delirium	First 30 days post surgery

Countries

South Korea

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026