Discordance between self-reported and performance-based physical function in patients who have knee osteoarthritis: associations with pain intensity and negative affect

• Main Authors: Pua, Yong-Hao, Tan, Bryan Yijia, Low, Juanita, Woon, Ee-Lin, Yeo, Seng-Jin, Clark, Ross A., Bettger, Janet P., Pereira, Michelle J., Tan, Chun-Yue, Thumboo, Julian
• Other Authors: Lee Kong Chian School of Medicine (LKCMedicine)
• Format: Article
• Language: English
• Published: 2023
• Subjects: Science::Medicine; Physical Function; Osteoarthritis
• Online Access: https://hdl.handle.net/10356/172713
• Institution: Nanyang Technological University

Background: Although self-reported measures of physical disability are strong indication criterion for total knee arthroplasty (TKA) in painful knee osteoarthritis (OA), some patients may report greater-than-observed disability. Contributing factors to this discordance are relatively unexplored. We...