Table 2.

The mean (±SD) root mean square (RMS) for the PD and the control participants calculated at the head (H), shoulder (S), and the pelvis (P) levels.

Sensor location	Component	PD	Control	P (t-test)
H	AP	1.02 ± 0.24	0.92 ± 0.20	0.22
	ML	1.08 ± 0.29	0.86 ± 0.21	0.02*
	V	2.15 ± 0.74	2.41 ± 0.47	0.26
S	AP	1.03 ± 0.18	0.96 ± 0.16	0.31
	ML	1.05 ± 0.24	0.96 ± 0.17	0.25
	V	2.04 ± 0.64	2.28 ± 0.46	0.24
P	AP	1.28 ± 0.38	1.47 ± 0.33	0.14
	ML	1.17 ± 0.36	1.41 ± 0.42	0.11
	V	2.16 ± 0.70	2.35 ± 0.47	0.37

^*Significant difference at P < 0.05.

H: head; S: shoulder level; P: pelvis.

AP: anterior/posterior; ML: medial/lateral; V: vertical.