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Table 2.

Activation Common to the Three Speech Output Conditions

Contrast	No. of Voxels	Region	Coordinate			t	z
Contrast	No. of Voxels	Region	x	y	z	t	z
All Speech > Rest ((N > B) ∩ (I > B) ∩ (A > B))	963	Left postcentral gyrus/STG/precentral gyrus	−48	−15	39	14.15	7.07
	852	Right STG/precentral gyrus/postcentral gyrus	63	−15	3	13.60	6.96
	21	Left cerebellum (lobule VI)	−24	−60	−18	7.88	5.38
	20	Left SMA	−3	−3	63	7.77	5.34
	34	Right cerebellum (lobule VI), right fusiform gyrus	12	−60	−15	7.44	5.21
	35	Right/left calcarine gyrus	3	−93	6	7.41	5.19
	5	Left calcarine gyrus	−15	−93	−3	6.98	5.02
	7	Right lingual gyrus	15	−84	−3	6.73	4.91
	1	Right area V4	30	−69	−12	6.58	4.84
	3	Left calcarine gyrus	−9	−81	0	6.17	4.65
	2	Left thalamus	−12	−24	−3	6.15	4.64
	2	Right calcarine gyrus	15	−69	12	6.13	4.63

Contrast	No. of Voxels	Region	Coordinate			t	z
Contrast	No. of Voxels	Region	x	y	z	t	z
All Speech > Rest ((N > B) ∩ (I > B) ∩ (A > B))	963	Left postcentral gyrus/STG/precentral gyrus	−48	−15	39	14.15	7.07
	852	Right STG/precentral gyrus/postcentral gyrus	63	−15	3	13.60	6.96
	21	Left cerebellum (lobule VI)	−24	−60	−18	7.88	5.38
	20	Left SMA	−3	−3	63	7.77	5.34
	34	Right cerebellum (lobule VI), right fusiform gyrus	12	−60	−15	7.44	5.21
	35	Right/left calcarine gyrus	3	−93	6	7.41	5.19
	5	Left calcarine gyrus	−15	−93	−3	6.98	5.02
	7	Right lingual gyrus	15	−84	−3	6.73	4.91
	1	Right area V4	30	−69	−12	6.58	4.84
	3	Left calcarine gyrus	−9	−81	0	6.17	4.65
	2	Left thalamus	−12	−24	−3	6.15	4.64
	2	Right calcarine gyrus	15	−69	12	6.13	4.63

Conjunction null analysis of all speech conditions (Normal, Impersonations, and Accents) compared with rest. Voxel height threshold p < .05 (FWE-corrected). Coordinates indicate the position of the peak voxel from each significant cluster, in MNI stereotactic space.

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