Table 4. . Changes in dynamic balance ability on the non-paretic side in stance phase.

Variables		PG (n=10)	CG (n=9)
M-L COP range (mm)
	Pre	12.7 ± 1.2	13.7 ± 2.2
	Post	10.4 ± 0.8	14.2 ± 1.9
	Pre-Post	−2.4 ± 0.6***	0.44 ± 0.62†††
A-P COP range (mm)
	Pre	23.2 ± 2.4	22.1 ± 3.6
	Post	18.2 ± 1.2	22.9 ± 3.3
	Pre-Post	−5.0 ± 1.6***	0.77 ± 1.1†††
M-L COP velocity (mm/s)
	Pre	79.0 ± 28.3	86.04 ± 27.2
	Post	66.5 ± 21.2	87.16 ± 26.3
	Pre-Post	−12.5 ± 7.5*	1.12 ± 2.6†††
A-P COP velocity (mm/s)
	Pre	89.7 ± 28.8	96.9 ± 27.5
	Post	73.2 ± 17.9	97.0 ± 25.1
	Pre-Post	−16.6 ± 11.3*	0.1 ± 3.3††

A-P COP: anterior-posterior center of pressure; M-L COP: medial-lateral center of pressure. Values are expressed as mean ± standard deviation (SD). *Means significant difference within group; †Means significant difference between groups