Fig. 1.
Group average tracings of a) young adult COM motion in early (top) and late (bottom) training and b) older adult COM motion in early (top) and late (bottom) training. Black trace denotes COM motion. Shaded bands represent standard deviation of the mean. Grey trace denotes platform motion. c) Group (left) and individual (right) changes in COM gain with training. Error bars represent standard error of the mean. Young adult data taken from Van Ooteghem et al. (2008)