Table 4.

Activations in Two Subgroups of Old Adults

Region	Side	BA	Cluster size (voxels)	x	y	z	T-value
Older good performers (n = 11)
Middle frontal gyrus	L	9	1635	−48	32	28	7.53
	R	9	443	46	8	30	7.09
	R	10	253	32	52	0	6.50
Inferior parietal lobule	L	40	654	−42	−44	48	6.21
Inferior frontal gyrus	L	47	534	−30	32	−2	6.58
Superior parietal lobule	R	7	474	32	−60	48	7.23
Medial frontal gyrus	R	6	385	20	6	52	5.52
Posterior cingulate	R	31	345	16	−58	18	6.01
Precuneus	L	19	313	−32	−82	34	6.79
Superior occipital gyrus	R	19	298	44	−78	30	10.07
Older poor performers (n =9)
Precuneus	R	31	350	24	−62	24	6.81
	L	31	223	−14	−58	26	8.99
Cerebellum (posterior lobe)	L		272	44	−68	−22	15.29
Middle frontal gyrus	R	9	228	42	16	30	7.18

Note. R = Right, L = Left. For activations within the same region, the larger cluster is shown first.