TABLE 6.

T-test analysis of the gain (T2-T1).

Task	Groups	N	M	SD	t	df
Go-nogo	Experimental group	30	3.57	5.606	2.648*	58
	Control group	30	−1.23	8.195
ANT	Experimental group	30	5	6.56	2.467*	58
	Control group	30	0.27	8.212
DCCS	Experimental group	30	4.53	5.097	2.344*	58
	Control group	30	0.73	7.273
Backward digit span task	Experimental group	30	1.97	2.846	2.156*	58
	Control group	30	0.5	2.403

*Significant at α < 0.05.