Table 2.

Performance for three fundamental aspects of executive function (M ± SD).

	Control group		Experimental group
	Pretest	Posttest	Pretest	Posttest
RT (ms)
Inhibition	17.80 ± 20.70	29.88 ± 21.55	38.93 ± 16.97	9.80 ± 5.22
Working memory	651.30 ± 104.04	622.51 ± 93.36	724.09 ± 112.13	607.53 ± 71.53
Shifting	277.50 ± 206.72	339.87 ± 160.79	278.43 ± 50.00	225.69 ± 60.81
Accuracy (%)
Inhibition
Congruent	88.75 ± 12.08	88.13 ± 14.64	93.50 ± 6.55	95.20 ± 4.13
Incongruent	87.13 ± 11.45	87.13 ± 12.40	87.40 ± 13.60	91.00 ± 7.12
Working memory	64.00 ± 26.79	68.00 ± 19.24	83.80 ± 20.47	90.10 ± 8.48
Shifting
Homogeneous	80.00 ± 11.46	73.34 ± 24.49	80.20 ± 15.83	84.50 ± 16.22
Heterogeneous	53.25 ± 17.91	46.88 ± 20.32	48.30 ± 30.39	63.30 ± 33.20