Table 2.

Regions, peak coordinates, cluster sizes (k), and t values of the significantly activated clusters (P < 0.05, FWE corrected) for the main effect of strategy

	Peak coordinates
Cluster	x	y	z	k	t
Retrieval > procedural
Bil frontal pole (middle orbital/superior medial frontal G/ACC)	−6	50	−4	943	7.40
L middle/inferior middle temporal G	−52	−4	−32	894	6.41
L inferior parietal lobe (angular/supramarginal G)	−54	−58	36	104	5.86
R superior temporal G to inferior parietal lobe (angular G)	70	−48	8	76	6.33
R inferior parietal lobe (supramarginal G)	66	−44	42	37	5.06
Procedural > retrieval
Bil superior/medial frontal G	−12	16	50	2687	9.09
L superior to inferior parietal lobe (intraparietal sulcus)	−44	−46	52	2273	8.93
R superior to inferior parietal lobe (intraparietal sulcus)	32	−62	54	1917	8.60
L inferior frontal G (Broca's region)/precentral G	−50	6	38	1802	10.22
R occipital lobe (V1/occipital G)	24	−90	−6	1236	8.60
L occipital lobe (V1/occipital G)	−22	−96	4	1234	8.60
R inferior frontal G (Broca's region)	52	10	26	433	7.69
L insula	−34	20	4	294	7.24
R insula	36	20	8	161	6.34
R middle to superior frontal G	32	6	66	111	5.31
L inferior frontal G	−50	46	10	69	5.92

Only clusters of 20 voxels or more are reported.

Abbreviations: L = left hemisphere; R = right hemisphere; Bil = bilateral; G = gyrus; ACC = anterior cingulate cortex; V1 = primary visual cortex.