Research Article

The Efficacy of Backward Walking on Static Stability, Proprioception, Pain, and Physical Function of Patients with Knee Osteoarthritis: A Randomized Controlled Trial

Figure 2

Example of proprioception and COP sway path tests for before and after intervention. (a) COP sway before intervention, (b) proprioception in left leg before intervention, (c) proprioception in right leg before intervention, (d) COP sway after intervention, (e) proprioception in left leg after intervention, and (f) proprioception in right leg after intervention.