Does body mass index influence quality-of-life recovery in individuals who underwent total knee arthroplasty: A prospective study

Background/Purpose: To clarify the relationship between body mass index (BMI) and quality-of-life (QOL) recovery in individuals who underwent total knee arthroplasty (TKA). Methods: This prospective cohort study included 80 individuals who underwent TKA. The dependent variable was the Japanese Knee Osteoarthritis Measure used for assessing the QOL, and the independent variables were age, sex, BMI, and the Kellgren–Lawrence grade. A hierarchical...