Table 2. Normalized reach distance (% limb length) on the Star Excursion Balance Test for each limb. Normalized Reach Distance on the Star Excursion Balance Test for Each Limb. Data are means (±SD).

	Direction	CLBP	Control	P value	Effect size
Left foot	AL	77.77 ± 5.29	73.10 ± 5.470	0.125	0.87
	A	87.91 ± 4.04	86.05 ± 4.78	0.448	0.42
	AM	92.33 ± 4.68	95.44 ± 5.52	0.277	0.61
	M	95.47 ± 5.17	103.58 ± 6.54	0.024*	1.38
	PM	98.26 ± 6.70	111.83 ± 7.98	0.005**	1.84
	P	100.70 ± 5.25	113.19 ± 5.00	0.000**	2.44
	PL	92.60 ± 7.93	105.83 ± 5.44	0.002**	1.95
	L	79.60 ± 6.77	92.05 ± 7.19	0.005**	1.78
Right foot	AL	77.75 ± 4.82	69.15 ± 6.03	0.012**	1.58
	A	87.60 ± 4.59	84.31 ± 3.38	0.132	0.82
	AM	93.52 ± 3.11	95.59 ± 5.73	0.437	0.45
	M	95.45 ± 7.28	103.72 ± 6.41	0.037*	1.21
	PM	97.37 ± 6.06	110.39 ± 8.89	0.008**	1.71
	P	98.57 ± 9.40	112.09 ± 6.81	0.006**	1.65
	PL	92.45 ± 7.62	104.80 ± 5.32	0.003**	1.88
	L	81.57 ± 9.10	91.24 ± 7.61	0.044*	1.15

* p < 0.05,** p < 0.01AL = anterolateral; A = anterior; AM= anteromedial; M= medial; PM= posteromedial; P = posterior; PL = posterolateral; L = lateral;