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High-definition Surface Electromyography Markers for the Diagnosis and Monitoring of Sarcopenia
Sponsor: Assistance Publique - Hôpitaux de Paris
Summary
Sarcopenia is a progressive and generalised skeletal muscle disorder involving the accelerated loss of muscle mass and function that is associated with increased adverse outcomes including falls, functional decline, frailty, and mortality. In this project, the high-definition surface electromyography technology (HD-sEMG) signals will be analysed to extract features/ markers for the diagnosis of sarcopenia. This is a multicentric, descriptive, cross-sectional, parallel group study to develop a new diagnostic method. It is planned to include 846 people aged 75 years and over hospitalized in the acute geriatric or rehabilitation wards and suspected of sarcopenia (Score ≥4 on the SARC-F screening questionnaire). The inclusion duration will be 18 months and adding a 3-month patient follow-up. The total study duration will be 21 months. Patients will have their body composition using bioimpedancemetry and if possible by dual X-ray absorptiometry (DEXA). Muscular strength will be assessed by handgrip strength. Physical performance will be assessed. Additional data will be collected from their medical records.
Official title: Preventing Loss of Autonomy in Older Patients by Improving Diagnosis of Sarcopenia and Monitoring With High-definition Surface Electromyography Technology
Key Details
Gender
All
Age Range
75 Years - Any
Study Type
INTERVENTIONAL
Enrollment
846
Start Date
2025-07-09
Completion Date
2027-03
Last Updated
2026-02-13
Healthy Volunteers
No
Conditions
Interventions
HD-sEMG
High definition surface electromyography, allowing the recording of muscle activation signals sensitive to the intensity of the contraction and indirectly to the muscle strength as well as to the muscular fatigability, but also capable of measuring the modifications of the recruitment modalities of the motor units. This recording will be made on the rectus femoris during knee extension, either in the lying position or during chair rises, depending on the patient's functional state
Quadriceps muscle ultrasound
Muscle Ultrasound with Philips Lumify Wireless Handheld Ultrasound for Android - Model - L12-4 linear probe, allowing performance at the patient's bed
IPAQ Physical Activity Questionnaire
Physical activity assessment questionnaire/adapted version for seniors
Locations (11)
Hôpital Corentin Celton, APHP
Issy-les-Moulineaux, France
Hôpital Corentin Celton, APHP
Issy-les-Moulineaux, France
Hôpital Charles Foix, APHP
Ivry-sur-Seine, France
Hôpital Charles Foix, APHP
Ivry-sur-Seine, France
Hôpital Charles Foix, APHP
Ivry-sur-Seine, France
Unité d'Explorations fonctionnelles du sujet âgé - Hôpital Charles Foix
Ivry-sur-Seine, France
Hôpital Rothschild, APHP
Paris, France
Hôpital Rothschild, APHP
Paris, France
Hôpital Saint-Antoine, APHP
Paris, France
Hôpital Bichat, APHP
Paris, France
Hôpital Tenon, APHP
Paris, France