Discordance between self-reported and performance-based function among knee osteoarthritis surgical patients: Variations by sex and obesity.
Jessica M WilfongElizabeth M BadleyJ Denise PowerRajiv GandhiY Raja RampersaudAnthony V PerruccioPublished in: PloS one (2020)
Physical function may be differentially represented by self-reported and performance-based measures depending on a variety of patient factors. Our findings add to the evidence which suggests both measures should be used when assessing functional status prior to TKA.