Table 1.

Demographic and clinical characteristics for NFB and WLC groups.

		Treatment	Control	Statistical testing
		N = 25	N = 29	t	df	p
Age	Mean	35.72	36.45	−0.259	52	0.797
	Std. Dev.	9.66	10.86
WAIS-IV: VCI	Mean	113.68	113.59	0.035	52	0.972
	Std. Dev.	10.33	9.37
WAIS-IV: POI	Mean	113.44	112.69	0.194	52	0.847
	Std. Dev.	11.87	15.87
				χ2	df	p
Gender	Female	14 (56%)	15 (52%)	0.99	1	0.753
	Male	11 (44%)	14 (48%)
Education	Primary	6 (24%)	5 (17%)	0.470	2	0.791
	Secondary	15 (60%)	18 (62%
	Tertiary	4 (16%)	6 (21%)
ADHD/ADD	ADHD	21 (84%)	23 (79%)	0.196	1	0.658
	ADD	4 (16%)	6 (21%)