Table 4.

Balance board parameters in eyes closed condition.

		CB-SMA (n = 11)	CB-M1 (n = 11)	CB-single (n = 9)	P-between (Δvalue)
COPs	Pre	25.59 ± 3.19	27.78 ± 3.25	23.34 ± 2.70	0.935
	Post	22.45 ± 2.72	24.07 ± 3.56	20.16 ± 2.18
	P-within	0.005a**	0.081	0.106
COPa	Pre	279.77 ± 42.00	302.19 ± 40.19	254.03 ± 28.38	0.765
	Post	241.38 ± 36.54	257.34 ± 40.63	233.31 ± 20.52
	P-within	0.006a**	0.053	0.258
ML-COPd	Pre	9.15 ± 1.67	7.83 ± 1.14	7.91 ± 1.79	0.323
	Post	6.46 ± 0.84	7.91 ± 1.25	7.26 ± 1.44
	P-within	0.040a*	0.912	0.492
AP-COPd	Pre	9.21 ± 0.80	8.86 ± 0.79	8.40 ± 1.07	0.509
	Post	7.37 ± 0.58	8.26 ± 0.72	7.18 ± 0.85
	P-within	0.010a*	0.335	0.296
ML-COPs	Pre	11.50 ± 1.85	12.95 ± 2.06	10.57 ± 1.58	0.726
	Post	9.09 ± 1.20	11.70 ± 2.45	8.73 ± 1.57
	P-within	0.019b*	0.280	0.126
AP-COPs	Pre	19.97 ± 2.37	21.20 ± 2.54	18.32 ± 1.86	0.733
	Post	18.52 ± 2.33	18.22 ± 2.32	16.09 ± 1.60
	P-within	0.079	0.078	0.150
ML-COPa	Pre	105.29 ± 17.08	115.35 ± 14.39	97.91 ± 13.00	0.445
	Post	84.25 ± 13.53	102.21 ± 19.28	90.15 ± 13.48
	P-within	0.004a**	0.167	0.384
AP-COPa	Pre	235.37 ± 36.93	149.24 ± 35.91	213.76 ± 23.88	0.962
	Post	208.61 ± 32.39	212.81 ± 32.31	196.88 ± 17.16
	P-within	0.053	0.079	0.310
L-COPda	Pre	9.19 ± 1.09	8.10 ± 0.85	7.51 ± 0.90	0.085
	Post	6.91 ± 0.53	8.04 ± 0.96	6.64 ± 0.80
	P-within	0.012a*	0.905	0.313
S-COPda	Pre	0.16 ± 0.02	0.18 ± 0.02	0.14 ± 0.02	0.837
	Post	0.14 ± 0.02	0.15 ± 0.02	0.12 ± 0.01
	P-within	0.004a**	0.026a*	0.078
L-COPdv	Pre	26.08 ± 3.18	27.35 ± 3.60	22.86 ± 2.62	0.710
	Post	22.24 ± 2.64	22.96 ± 3.45	20.12 ± 2.24
	P-within	0.002a**	0.051	0.122
S-COPdv	Pre	2.07 ± 0.32	2.16 ± 0.31	1.85 ± 0.19	0.820
	Post	1.80 ± 0.28	1.82 ± 0.28	1.69 ± 0.14
	P-within	0.024a*	0.055	0.245
COPa	Pre	1,742.01 ± 331.13	1,423.02 ± 425.99	1,529.57 ± 493.14	0.142
	Post	1,031.92 ± 150.10	1,417.93 ± 368.54	961.55 ± 285.25
	P-within	0.014a*	0.978	0.084
Score	Pre	85.45 ± 4.36	84.27 ± 5.20	78.78 ± 7.42	0.594
	Post	76.55 ± 6.58	78.00 ± 8.17	76.33 ± 7.66
	P-within	0.001b*	0.287	0.704

COP_s, COP Speed; COP_a, Acceleration of COP; ML-COP_d, ML-dispersion of COP; AP-COP_d, AP-dispersion of COP; ML-COP_s, ML-speed of COP; AP-COP_s, AP-speed of COP; ML-COP_a, ML-acceleration of COP; AP-COP_a, AP-acceleration of COP; L-COP_da, Long-time dispersion degree of COP movement area; S-COP_da, Short-time dispersion degree of COP movement area; L-COP_dv, Long time dispersion of COP velocity; S-COP_dv, Short time dispersion of COP velocity;COP_a, COP movement area. Δvalue, the difference value in post and pre;

^aPaired-t test;

^bWilcoxon; ^cKruskal–Wallis test;

^*P < 0.05;

^**P < 0.01.