Table 3.

Comparison of BESS score between groups.

Standing task	Difference between groups		P value
	GS	MS
Standing on both feet (GS)	0.00 ± 0.00	0.00 ± 0.00	1.000
Standing on both feet (MS)	0.07 ± 0.26	0.14 ± 0.44	0.161
Standing on a single foot (GS)	2.07 ± 1.60	1.39 ± 1.70	0.011
Standing on single foot (MS)	2.32 ± 1.28	1.61 ± 1.78	0.014
Standing by lunge posture (GS)	1.36 ± 1.11	0.75 ± 0.87	0.048
Standing by lunge posture (MS)	1.89 ± 1.42	1.11 ± 1.80	0.023

GS: hard ground surface; MS: standing mat surface.