Table 1.

Descriptive statistics concerning the N-back task. The number of hits (max = 16) and correct rejection of lures (max = 15) for two groups and three scanning sessions.

		Hits		Correct Rejections
	Group	Mean	SD	Mean	SD
Session 1	Control	11.42	3.11	12.82	3.04
	Training	10.78	2.20	12.67	2.79
	All	11.10	2.69	12.75	2.89
Session 2	Control	13.97	1.60	14.25	1.22
	Training	12.86	2.78	13.75	1.61
	All	13.41	2.31	14.00	1.43
Session 3	Control	13.87	1.75	14.48	0.63
	Training	12.41	3.05	14.16	1.15
	All	13.13	2.57	14.32	0.93