Table 2. Standard deviation of pelvic fluctuation under 4 conditions (n=20).

	Acceleration (m/s2)
	x-axis	y-axis	z-axis
Normal gait	± 0.37	± 0.54	± 0.52
Single arm restricted gait	± 0.32	± 0.52	± 0.45
Both arms restricted gait	± 0.29	± 0.52	± 0.47
Maximum arm swing gait*	± 0.34	± 0.58	± 0.51

No significant differences.

*Swing both arms to the maximum while being fixed in the Wernicke-mann’s position.