Objectively Measured Physical Activity and Symptoms Change in Knee Osteoarthritis Shao-Hsien Liu, MPH, Jeffrey B. Driban, PhD, Charles B. Eaton, MD, Timothy E. McAlindon, MD, Leslie R. Harrold, MD, Kate L. Lapane, PhD The American Journal of Medicine Volume 129, Issue 5, Pages 497-505.e1 (May 2016) DOI: 10.1016/j.amjmed.2015.12.029 Copyright © 2016 Elsevier Inc. Terms and Conditions
Figure 1 Flow of analytic sample of participants with accelerometer data through study follow-up. OA = osteoarthritis; OAI = Osteoarthritis Initiative. The American Journal of Medicine 2016 129, 497-505.e1DOI: (10.1016/j.amjmed.2015.12.029) Copyright © 2016 Elsevier Inc. Terms and Conditions
Figure 2 Associations between predicted probabilities of 1-year worsening symptoms and daily physical activity by Kellgren–Lawrence grades. Predicted probabilities of 1-year worsening symptoms were estimated using nonparametric logistic models adjusted for covariates listed in Tables 3 and 4. Solid line represents estimated probabilities from nonparametric logistic models; shaded areas indicate 95% confidence bands for the estimates. The American Journal of Medicine 2016 129, 497-505.e1DOI: (10.1016/j.amjmed.2015.12.029) Copyright © 2016 Elsevier Inc. Terms and Conditions
Supplementary Figure Associations between predicted probabilities of 1-year improving symptoms and daily physical activity by Kellgren–Lawrence grades. Predicted probabilities of 1-year worsening symptoms were estimated using nonparametric logistic models adjusted for covariates listed in Tables 3 and 4. Solid line represents estimated probabilities from nonparametric logistic models; shaded areas indicate 95% confidence bands for the estimates. The American Journal of Medicine 2016 129, 497-505.e1DOI: (10.1016/j.amjmed.2015.12.029) Copyright © 2016 Elsevier Inc. Terms and Conditions