TABLE 4.

Correlations between the VMHC/RSFC and clinical variables.

Clinical variables	VMHC		RSFC
	PCG (r/p)	MFG/PCL (r/p)	Seed 3-cluster 4 (r/p)	Seed 4-cluster 11 (r/p)
HDRS	−0.116/0.500	−0.113/0.511	−0.408/0.012	−0.316/0.073
BDI	0.124/0.471	0.256/0.132	−0.048/0.791	0.062/0.733
UPDRS-III	−0.128/0.459	−0.165/0.336	−0.339/0.054	−0.267/0.133
Disease duration	−0.11/0.552	0.058/0.734	0.208/0.245	0.289/0.103

Seed 3-cluster 4 (the right MFG/PCL to the left SMA) RSFC; seed 4-cluster 11 (the left MFG/PCL to the right SMA) RSFC. VMHC, voxel mirrored homotopic connectivity; RSFC, resting-state functional connectivity; HDRS, Hamilton Depression Rating Scale; BDI, Beck’s Depression Inventory; UPDRS, Unified Parkinson’s Disease Rating Scale; PCG, precentral gyrus; MFG, medial frontal gyrus; PCL, paracentral lobule; SMA, supplementary motor area.