Clinical rheumatology
-
Clinical rheumatology · Jan 2021
Measurement properties of Pain Catastrophizing Scale in patients with knee osteoarthritis.
Pain catastrophizing impacts symptoms and outcomes for knee osteoarthritis (OA). We evaluated the internal consistency, content, construct and structure validity of the Pain Catastrophizing Scale (PCS) in patients with knee OA. ⋯ This study supports internal consistency, construct validity and structural validity of PCS as a measure of pain catastrophizing in knee OA patients. Key points • The PCS is validated for measuring pain catastrophizing in knee OA patients, for evaluation of possible link to post-KR surgery satisfaction outcomes and other purposes.