Table 2.

Peaks of activation for communicative vs. non-communicative vocalizations

			PMS group				iASD group				PMS > iASD				iASD > PMS
Anatomical region	BA	H	x	y	z	t	x	y	z	t	x	y	z	t	x	y	z	t
Superior temporal gyrus	22	R	64	–36	12	2.09					64	–38	12	2.96
	38	L	–46	24	–20	3.22					–44	22	–20	2.54
	42	R	64	–20	10	3.00
Middle temporal gyrus	39	R													38	–50	16	2.67
	39	R
Superior frontal gyrus	6	L	–6	6	62	2.65					–8	–18	66	2.81
Medial prefrontal cortex	9	R									18	44	28	3.94
	10	L	–16	50	4	2.02					–18	50	10	4.16
	10										0	56	–6	2.71
Anterior cingulate cortex	24	L	–8	–6	42	3.22	–8	28	12	4.56					–4	24	14	3.05
	24	R													12	8	36	2.93
	32	L	–12	40	12	2.72	–14	36	14	3.77	–18	48	0	4.11
	32	R													22	26	34	2.80
Inferior frontal gyrus	47	L	–38	26	–12	3.38					–40	22	–6	4.12
	45	L	–38	24	16	3.90
	45	R	36	30	14	4.13
	44	L									–42	0	24	2.78
	44	R	34	24	20	2.81					50	18	18	4.12
Middle frontal gyrus	46	R									44	36	10	2.92
	9	R									50	34	20	2.89
Insula		L	–34	26	0	4.55					–44	–8	16	3.68
		R	38	18	2	2.18	28	28	0	6.01
Posterior cingulate cortex	23	L									–16	–46	16	3.72
	31	R									14	–46	48	3.42
Cuneus	17	L					–4	–86	10	6.09
	18	L									–18	–88	10	3.27
	18	R					4	–78	18	2.93
Lingual gyrus	18	L	–22	–72	–8	3.94
	19	L	–22	–66	8	3.08
Middle occipital gyrus	18	L					–20	–84	22	5.20
	19	R													42	–82	8	2.98
Inferior occipital gyrus	18	R					26	–82	–10	3.05
Cerebellum		L					–40	–48	–36	5.46	–22	–76	–44	3.36
		R					32	–68	–44	5.51
Caudate nucleus		L					–8	–2	20	5.36					–2	2	18	4.56
		R					12	–4	20	5.92					20	24	12	2.95
Putamen		R	28	16	2	2.77