Table 2. Brain regions showing marked difference of efficiency between PD and HC.

Brain regions	MNI Coordinates			Cluster size	T value
	x	y	z
PD<HC
L PoCG	−48	−9	27	356	−4.24†
R PoCG	51	−9	27	186	−4.35†
L M1	−54	−3	33	391	−4.11†
R M1	45	−12	39	270	−3.79†
L SMA-proper	−3	−18	54	121	−2.90†
R pre-SMA	6	3	57	219	−3.96†
L PUT	−21	3	6	189	−2.93†
R PUT	27	3	−6	193	−3.49†
L THA	−15	−6	6	176	−3.26†
R THA	6	−9	0	141	−3.45†
L GP	−12	3	3	65	−3.72†
R GP	24	3	−3	56	−3.31†

^†FDR multiple comparison correction (p<0.05, cluster size>50).

PD, Parkinson's disease; HC, healthy control; L, left; R, right; PoCG, postcentral gyrus; M1, primary motor cortex; SMA-proper, supplementary motor area-proper; pre-SMA, pre-supplementary motor area; PUT, putamen; THA, thalamus; GP, globus pallidus.