Table 2.

Spearman partial correlations analysis controlling for age, educational level, and disease duration between log beta power in the STN and both regional gray matter (GM) volume and cortical thickness (CT).

	Adjusting for age, educational level, and disease duration
Variable	Partial Spearman's ρ	P -values	FDR adjusted P < 0.05
Regional GM volume
Left caudate nucleus	−0.949	0.016	0.048*
Right caudate nucleus	−0.890	0.055†	–
Left putamen	−0.923	0.023	0.067†
Right putamen	−0.977	0.011	0.044*
Left external cerebellum	−0.908	0.045	–
Right external cerebellum	−0.830	0.085†	–
Right anterior insula	−0.948	0.026	0.071†
Right ACG	−0.934	0.033	–
Right frontal operculum	−0.838	0.081†	–
Regional CT
Left medial OFG	−0.990	0.005	0.037*
Right medial OFG	−0.897	0.052†	–
Left rostral MFG	−0.995	0.001	0.031*
Left OFG	−0.922	0.039	–
Right pars opecularis	−0.868	0.066†	–
Right pars triangularis	−0.910	0.045	–

Bold numbers and asterisks indicate significant p-values after FDR adjustment for multiple testing.

^†Indicates statistical trend.

ACG, anterior cingulate gyrus; MFG, middle frontal gyrus; OFG, orbitofrontal gyrus.