Adjusteda hazard’s ratio of replacing sedentary time for the same fixed time in light intensity physical activity with incident functional limitation. Time is defined as average minutes/day.
aHazard ratios were adjusted for age, sex, race, education, BMI, knee pain in the last 30 days, comorbidities, depressive symptoms, lower body pain in the hips, ankles, or feet, and radiographic evidence of OA.
HR, Hazards Ratio; WOMAC, Western Ontario and McMasters University Osteoarthritis Index Physical Function Scale; SF-12, 12-item Short Form health survey