Table 2. Genetic variants identified by imaging genetics analysis using neuroimaging features and clinical score as intermediate phenotypes.

Intermediate phenotype	Gene	SNP	Base-pair position	Minor allele	Empirical p-value
Associative cortex	PARK2	rs6901583	162543210	C	0.015
Motor cortex	PARK7	rs225103	8042301	T	0.043
Thalamus	SNCA	rs1473533	90735702	T	0.049
MDS-UPDRS	PARK2	rs9346876	162032871	C	0.034
	PARK2	rs9364608	162034799	G	0.034
	HtrA2	rs363611	74759708	T	0.044
	GIGYF2	rs7421653	233711471	G	0.048