Table 4.

Spearman correlation (r) and p-value (p) between cognitive domain test and localized thinning regions for PD and control

Region Name	PD		Control
	Set- shifting	Spontaneous Flexibility	Set- shifting	Spontaneous Flexibility
Left Cortical Region
Lateral occipital	r=0.28 (p=0.025)	0.26 (0.036)	0.15 (0.32)	0.15 (0.31)
Superior parietal	r=0.27 (p=0.027)	0.29 (0.019)	0.21 (0.15)	0.10 (0.49)
Superior frontal	r=0.31 (p=0.012)	0.29 (0.019)	0.14 (0.36)	0.13 (0.38)
precuneus	r=0.27 (p=0.028)	0.25 (0.041)	0.13 (0.4)	0.11 (0.48)
precentral	r=0.28 (p=0.025)	0.27 (0.029)	0.14 (0.35)	0.14 (0.34)
Inferior parietal	r=0.27 (p=0.03)	0.26 (0.034)	0.13 (0.39)	0.12 (0.41)
Superior temporal	r=0.26 (p=0.039)	0.26 (0.035)	0.14 (0.35)	0.14 (0.36)
Right Cortical Region
postcentral	r=0.24 (p=0.051)	0.24 (0.05)	0.13 (0.37)	0.15 (0.33)
Rostral middle frontal	r=0.31 (p=0.012)	0.31 (0.011)	0.10 (0.50)	0.14 (0.36)
Superior parietal	r=0.33 (p=0.006)	0.34 (0.006)	0.11 (0.46)	0.15 (0.30)
fusiform	r=0.26 (p=0.035)	0.27 (0.029)	0.09 (0.51)	0.13 (0.36)
Superior frontal	r=0.28 (p=0.026)	0.29 (0.017)	0.10 (0.48)	0.14 (0.35)
precuneus	r=0.30 (p=0.016)	0.32 (0.009)	0.09 (0.51)	0.17 (0.25)
Inferior parietal	r=0.32 (p=0.010)	0.32 (0.01)	0.08 (0.60)	0.15 (0.30)
Superior temporal	r=0.35 (p=0.005)	0.32 (0.01)	0.10 (0.50)	0.19 (0.21)