Table 1.

List of Datasets and Platforms Utilized in This Study

	GEO Dataset	No. of Samples			Platform ID
		Control	PD	Total
Test Set	GSE7621	9	16	25	GPL570
	GSE20163	9	8	17	GPL96
	GSE26927	18	11	29	GPL6255
Validation Set	GSE20164	5	6	11	GPL96
	GSE20292	20	15	35	GPL96