Pain Intensity and Frailty in Patients With Knee Osteoarthritis: The Multiple Mediation Effect of Pain Catastrophizing and Fear of Movement.
OBJECTIVES This study aimed to determine whether the relationship between pain intensity and frailty in patients with knee osteoarthritis (KOA) was mediated by pain catastrophizing and fear of movement (FOM). METHODS Patients with KOA aged 45 years or above were recruited from June to August 2024. Cross-sectional dat...