About this trial
The goal of this clinical trial is to exploratorily evaluate the safety and efficacy of a home-based lower extremity muscle strengthening and physical performance enhancement program using Neuromuscular Electrical Stimulation (NMES) devices.
Participants will apply NMES stimulation to both thighs for 8 weeks, at a frequency of at least 4 times per week.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Diagnosed with sarcopenia according to the Asian Working Group for Sarcopenia (2019) criteria
Able to perform the exercise program provided by the investigators, with sufficient physical and cognitive function
Able to understand the study explanation and provide voluntary informed consent
Able to operate a mobile phone independently or with assistance from a caregiver
Disqualifiers
Any prior surgical procedure on either knee (right or left) 2) Recent Knee Injection or Procedure
Receipt of any injection or interventional procedure in either knee within the past 3 months 3) Ongoing Treatment for Knee Pain
Currently receiving medication or physical therapy for knee pain 4) Implanted Electrical Devices
Presence of an implanted electrical device (e.g., pacemaker, electrical stimulator) 5) Seizure Disorder
Trial design
Parallel
Treatments tested in this trial
neuromuscular electrical stimulation
Deviceonce daily, for at least 20 minutes per session, at least 4 times per week, over the 8-week study period
Treatment groups
Trial outcomes
Primary outcomes
Change in muscle mass
Appendicular Skeletal Muscle Mass Index (kg/m²): * Assessed using bioelectrical impedance analysis (BIA). * Calculated as appendicular skeletal muscle mass divided by height squared (kg/m²).
Change in rectus femoris muscle thickness
Muscle thickness (mm) : assessed using ultrasound in Rectus femoris thickness
Change in isometric knee extensor and flexor strengths
Isometric knee extensor and flexor strengths (N or kgf) : assessed using isometric strength
Change in muscle contraction quality and parameters
* Muscle contraction quality and parameters: Muscle Function Index using NMES * Reported as a numerical score reflecting muscle quality and neuromuscular function. * Higher scores indicate better muscle quality and function
Secondary outcomes
change in handgrip strength
1\. Handgrip strength (kg) * Assessed using a Smedley-type handgrip dynamometer. * Higher values indicate greater muscle strength.
change in Short International Physical Activity Questionnaire scores
Short International Physical Activity Questionnaire total scores (MET-min/week) * Assessed using a 7-item self-administered questionnaire. * Higher scores indicate greater physical activity levels.
change in quality of life related to sarcopenia
Sarcopenia-Related Quality of Life total score (0-100) * Assessed using the SarQoL questionnaire. * Higher scores indicate better quality of life.
Locations
Sponsors and contacts
Click on the lead sponsor to view all of their trials.
Exosystems
Lead sponsor
The Catholic University of Korea
Collaborator
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