Fig. 4From: Reweighting of the sensory inputs for postural control in patients with cervical spondylotic myelopathy after surgeryCOP mean velocity at 3 time points in the CSM group and the control group. a COP mean velocity under EO condition. b COP mean velocity under EC condition. # Indicated a significant difference between the CSM group and the control group: p < 0.05. * Indicated a significant difference within the CSM group before and after surgery: p < 0.05/3 = 0.016Back to article page