Sarcopenia and its association with pain and functional impairment in primary & secondary knee osteoarthritis, a cross-sectional study
Background: Osteoarthritis (OA) is a prevalent degenerative joint disorder often accompanied by sarcopenia, a progressive loss of muscle mass and function. The interaction between sarcopenia, inflammation, structural joint damage, pain, nutritional status, and functional impairment remains incompletely understood. Obje...