Does high weight loss in older adults with knee osteoarthritis affect bone-on-bone joint loads and muscle forces during walking? S.P. Messier, C. Legault,

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Presentation transcript:

Does high weight loss in older adults with knee osteoarthritis affect bone-on-bone joint loads and muscle forces during walking? S.P. Messier, C. Legault, R.F. Loeser, S.J. Van Arsdale, C. Davis, W.H. Ettinger, P. DeVita Osteoarthritis and Cartilage Volume 19, Issue 3, Pages 272-280 (March 2011) DOI: 10.1016/j.joca.2010.11.010 Copyright © 2010 Osteoarthritis Research Society International Terms and Conditions

Fig. 1 (A) Knee compressive, and (B) Hamstring, (C) Quadriceps, and (D) Gastrocnemius muscle forces of a complete stance phase of a typical participant. Note: 1 body weight=923.1N (94.1kg). Osteoarthritis and Cartilage 2011 19, 272-280DOI: (10.1016/j.joca.2010.11.010) Copyright © 2010 Osteoarthritis Research Society International Terms and Conditions

Fig. 2 Schematic representation of the biomechanical musculoskeletal knee model used to calculate knee joint loads and muscle forces (see Appendix for details). Osteoarthritis and Cartilage 2011 19, 272-280DOI: (10.1016/j.joca.2010.11.010) Copyright © 2010 Osteoarthritis Research Society International Terms and Conditions