There are multiple definitions:
knee extensor [muscle weakness](English)
- a modifiable feature commonly observed in individuals with knee osteoarthritis (KOA) and constitutes a potential target for patient-specific interventions
- KOA
- Musculoskeletal system, Knee
- https://doi.org…74.2018.1464314
kinetic energy(English)
- may indicate the amount of energy that is dissipated in blood motion and, therefore, can be used with flow parameters to provide ventricular efficiency indexes
- CMR, Eff, GCS, GLS, GRS
- Biophysics, Cardiology, Hemodynamics, Gender aspects
- https://doi.org/10.1113/JP287011
- https://doi.org…ryct.2020190058