Test-retest reliability of fMRI experiments during robot-assisted active and passive stepping

Table 4 Cortical and sub-cortical regions of significant BOLD signal increase during passive and active40 stepping

		Left hemisphere							Right hemisphere
		Region	Area	T	k_E	x	y	z	Region	Area	T	k_E	x	y	z
Passive	t1	S2	OP1	18.395	448	−52	−30	18	Supramarginal Gyrus		14.071	406	50	−32	34
		Precuneus		17.097	1142	−14	−46	56	-		-	-	-	-	-
		Vermis	I-IV	10.553	164	−2	−52	−6	-		-	-	-	-	-
		Middle Cingulate Gyrus	CMA	7.835	44	−8	−12	46	-		-	-	-	-	-
		-		-	-	-	-	-	Lingual Gyrus		9.831	147	2	−82	−10
	t2	Vermis	I-II	12.676	126	−6	−48	−28	-		-	-	-	-	-
		-		-	-	-	-	-	Paracentral Lobule		12.053	2103	8	−38	60
		S2	OP1	10.189	127	−46	−30	18	Supramarginal Gyrus		8.769	221	56	−30	28
		Cerebellum	I-IV	7.832	62	−22	−32	−30	-		-	-	-	-	-
Active40	t1	SMA	BA6	14.444	1139	−6	−16	66	-		-	-	-	-	-
		Posterior Vermis	VIIIa	10.826	92	−2	−76	−42	-		-	-	-	-	-
		-		-	-	-	-	-	Insula		8.888	91	50	10	0
		Anterior Cerebellum	I-IV	10.814	50	−24	−32	−36	Anterior Cerebellum	I-IV	14.652	300	16	−38	−26
		S2	OP1	9.815	258	−60	−22	14	S2	OP1	7.091	175	44	−30	20
	t2	M1	BA4	30.251	2474	−14	−40	58	-		-	-	-	-	-
		Thalamus	lateral posterior nucleus	17.106	325	−18	−22	10	Thalamus	ventral posterior lateral nucleus	8.593	124	22	−22	2
		S2	OP1	11.93	225	−40	−26	16	Supramarginal Gyrus		14.584	237	62	−18	28
		Vermis	VIIIb	11.194	87	−2	−64	−40	Vermis	I-IV	11.474	325	2	−44	−20
		Insula		9.284	52	−36	4	16	-		-	-	-	-	-

Coordinates indicate the location of the peak activation in each cluster. All coordinates are in MNI-space, voxel threshold was p ≤ 0.001, cluster-corrected, k = 42 voxels
S2 secondary somatosensory cortex, SMA supplementary motor area, S1/M1 primary sensorimotor cortex, CMA cingulate motor area

ISSN: 1743-0003