Table 7.

Regions with significantly increased structural connectivity with auditory (posterior superior temporal gyrus) seeds

Seed	Region with significant tract probability	Cluster size (mm3)	max t	x	y	z
L pSTG	Controls > Stuttering
	Insula/extreme capsule (L)	1123	4.11	−34	1	−5
	Precuneus (R)	277	3.5	23	−52	43
	Cingulate gyrus (32) (L)	209	3.68	−16	11	41
	Putamen/internal capsule (L)	191	3.64	−20	−11	13
	Medial temporal pole (R)	115	3.59	34	14	−37
	Putamen (L)	114	3.65	−22	−5	8
	MFG (L)	109	3.4	−24	21	28
	Cuneus (R)	98	3.42	29	−72	17
	Precuneus (L)	83	3.32	−19	−64	46
	Cerebellum (VIII)(R)	82	3.46	34	−50	−44
	Precuneus (R)	81	3.44	14	−62	34
	Cerebellum (X)(R)	74	3.3	25	−38	−40
	MFG (L)	70	3.22	−27	39	4
	Precuneus (L)	57	3.38	−31	−85	37
	Red nucleus (L)	54	3.54	−4	−16	−9
	Putamen/lentiform nucleus (R)	44	3.58	30	−11	−6
	Caudate (L)	42	3.42	−12	17	1
	STG (L)	35	3.41	−60	−41	21
	Cerebellar tonsil (Crus 2)	32	3.3	−46	−55	−47
	Stuttering > Controls
	N/A
R pSTG	Controls > Stuttering
	IPL/SMG (R)	317	4.85	54	−25	30
		181	3.88	54	−33	39
	Anterior insula (R)	105	3.49	42	14	−13
	IFG (R)	105	3.4	32	38	5
	SFG (R)	70	3.42	23	54	−9
	Insula (R)	64	3.33	33	−28	17
	MTG (R)	57	3.38	53	−46	−3
	Postcentral gyrus (R)	33	3.39	55	−16	30
	Putamen/Internal capsule (R)	33	3.28	20	19	−2
	Stuttering > Controls
	STG (R)	40	−3.53	67	−23	−2

IFG = inferior frontal gyrus; IPL = inferior parietal lobule; MFG = middle frontal gyrus; pSTG = posterior superior temporal gyrus; SFG = superior frontal gyrus; SMG = superior middle gyrus.