Table 2. Coordinates of significant brain areas where resting-state functional connectivity with left motor cortex were significantly related with cortical inhibition and overall symptoms in schizophrenia spectrum disorder patients.

	Talairach (x, y, z) mm	Brodmann area	Cluster size	r
SICI related rsFC in schizophrenia
Left middle prefrontal gyrus	(–25, 47, –2)	10/11	206	−0.81*
Left middle Cerebellum (VIII)	(–15, –66, –34)	n/a	222	-0.75*
Right middle prefrontal gyrus	(39, 39, –6)	10/11	427	-0.87*
Right Insula	(46, 9, –5)	13	219	-0.77*
BPRS related rsFC in schizophrenia
Left superior occipital gyrus	(–17, –85, 41)	19	656	0.79*
Left postcentral gyrus	(–35, –29, 47)	3/4	601	0.83*
Left middle prefrontal gyrus	(–20, 54, –4)	10/11	546	-0.84*
Left precentral gyrus	(–30, –14, 60)	4/6	256	0.73*
Left middle occipital gyrus	(–18, –97, 9)	18	246	0.78*
Left inferior frontal gyrus	(–50, 6, 24)	9/44	210	0.73*
Left cerebellum (VI)	(–30, –43, –27)	n/a	204	-0.81*
Right superior occipital gyrus	(19, –86, 33)	7/19	808	0.74*
Right superior parietal lobule	(28, –65, 52)	7	754	0.81*
Right postcentral gyrus	(33, –30, 48)	3/4	535	0.86*
Right anterior cingulate	(10, 36, 25)	32	358	-0.83*
Right cerebellum (VI)	(22, –76, –12)	n/a	328	0.75*
Right precentral gyrus	(40, –18, 60)	4/6	251	0.81*

r: correlation coefficients between behavioral, i.e., Brief Psychiatric Rating Scale total score (BPRS) and short-interval intracortical inhibition (SICI), and the mean resting-state functional connectivities (rsFCs) between motor cortex and each cluster.

^*corrected p<0.05. Data for healthy controls are in Supplementary Table S1.