Table III.

Regional brain activity correlating with reaction times

Regions contained within cluster	Peak voxel (MNI coordinates)			Cluster size (voxels)	t(13)	Corrected P	r
	x	y	z
Left inferior parietal lobule	−39	−51	55	162	9.56	0.002	0.084
Left superior parietal lobule	−30	−72	55		7.11	0.002	0.084
Left middle frontal gyrus	−51	18	40	333	9.43	0.002	0.077
Left inferior frontal gyrus, orbital part	−42	18	−5		8.79	0.002	0.080
Left middle frontal gyrus	−42	51	10	55	9.07	0.002	0.064
Left superior frontal gyrus	−30	45	40	23	8.40	0.002	0.062
Left middle frontal gyrus	−33	36	45		5.43	0.006	0.035
Left superior frontal gyrus	−24	−9	65	43	7.40	0.002	0.040
Left precentral gyrus	−36	−9	65		6.69	0.003	0.065
Left supplementary motor area	−3	12	55	157	8.82	0.002	0.086
Left superior frontal gyrus, medial	−3	27	40		8.08	0.002	0.066
Right superior frontal gyrus, medial	6	30	40		7.97	0.002	0.073
Right inferior parietal lobule	51	−48	45	165	13.56	0.000	0.061
Right superior parietal lobule	42	−48	60		9.73	0.002	0.070
Right inferior frontal gyrus, orbital part	51	24	−5	275	8.64	0.002	0.093
Right insula	45	18	0		8.37	0.002	0.082
Right inferior frontal gyrus, triangular part	48	33	25	67	7.61	0.002	0.055
Right middle frontal gyrus	39	39	35		6.74	0.003	0.055
Right angular gyrus	36	−69	55	47	7.94	0.002	0.073
Right inferior temporal gyrus	60	−54	−5	38	7.91	0.002	0.058
Right middle temporal gyrus	66	−42	5		4.93	0.009	0.043
Left precuneus	−9	−72	45	55	7.01	0.002	0.094
Right precuneus	6	−75	55		5.55	0.005	0.064
Right thalamus	15	−12	5	23	7.50	0.002	0.041
Left cerebellum, crus 1	−39	−54	−30	75	5.88	0.004	0.069
Left cerebellum, crus 2	−36	−60	−40		5.77	0.005	0.050
Right cerebellum, crus 1	39	−54	−40	37	6.67	0.003	0.053

Regions included in a single cluster are listed together. Regions containing the peak voxel are printed in italic. The spatial extend of each cluster was >20 voxel and an FDR of 0.01 was used to correct for multiple comparisons.