Effect of nutritional intervention on rehabilitation of patients with sarcopenia after total knee arthroplasty

Status

Recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2300067498

Enrollment

Unknown

Registered

2023-01-10

Start date

2023-01-10

Completion date

Unknown

Last updated

2023-05-22

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

Conditions

Myopenia following total knee arthroplasty

Interventions

Experimental group A:Conventional rehabilitation + 1.8 g/KG/d whey protein

Experimental group B:Conventional rehabilitation + 1.2 g/KG/d whey protein

Control group:Conventional rehabilitation

Eligibility

Sex/Gender

All

Age

55 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1. patients with sarcopenia after total knee arthroplasty. 2. dual-energy X-ray absorptiometry results, male < 7.0 kg/m2, female < 5.4 kg/m2 or bioimpedance measurement of male < 7.0 kg/m2, female 5.7 < kg/m2; ? male grip strength < 28 kg, female < 18 kg; ? 6-meter step speed = 1.0 m/s. 3. aged 55 to 75 years. 4. no severe cardiopulmonary disease can tolerate surgery.

Exclusion criteria

Exclusion criteria: 1. patients who cannot implement nutritional intervention. 2. sensory disturbances or abnormalities in the lower extremities. 3. those who are performing nutritional interventions or have performed within the past three months.

Design outcomes

Primary

Measure	Time frame
Pain visual analogue scale;American Knee Society Score;Muscle circumference;Isokinetic muscle strength test;	—

Countries

China

Contacts

Public ContactSong Yufeng

The Second Hospital of Shanxi Medical University

songyufeng2010@sohu.com13633475405

Outcome results

None listed

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