Moving to Maintain Function in Knee Osteoarthritis: Evidence From the Osteoarthritis Initiative Dorothy D. Dunlop, PhD, Pamela Semanik, PhD, APN, Jing Song, MS, Leena Sharma, MD, Michael Nevitt, PhD, Rebecca Jackson, MD, Jerry Mysiw, MD, Rowland W. Chang, MD, MPH Archives of Physical Medicine and Rehabilitation Volume 91, Issue 5, Pages 714-721 (May 2010) DOI: 10.1016/j.apmr.2010.01.015 Copyright © 2010 American Congress of Rehabilitation Medicine Terms and Conditions
Fig 1 Good and poor functional performance outcomes from baseline to 1 year. *Good outcome: improved performance from Q1 to Q4 at baseline to higher quintile at 1-year evaluation or maintained performance in best Q5 quintile at both baseline and 1-year evaluation. †Walk rate quintiles based on all n=2664 baseline OAI participants with radiographic knee OA evaluated by timed 20-m walk test. ‡Chair stand quintiles based on all n=2667 baseline OAI participants with radiographic knee OA evaluated by chair stand test. Archives of Physical Medicine and Rehabilitation 2010 91, 714-721DOI: (10.1016/j.apmr.2010.01.015) Copyright © 2010 American Congress of Rehabilitation Medicine Terms and Conditions
Fig 2 Baseline relationship between physical activity and function (n=2274). Archives of Physical Medicine and Rehabilitation 2010 91, 714-721DOI: (10.1016/j.apmr.2010.01.015) Copyright © 2010 American Congress of Rehabilitation Medicine Terms and Conditions