In Fig. 7C, AUCs for SLC18A2, TAC1, PCDH8, KIAA0319, PDE6H, AXIN1, and AGTR1 in HC and PD patients were 0.864, 0.652, 0.863, 0.934, 0.65, 0.722, and 0.773, respectively. Here, PCDH8 is linked to Parkinson disease.