LRRK2 and Parkinson disease: Patients with GBA PD had faster decline in MoCA than those with LRRK2/GBA PD (B [SE], −0.31 [0.09] points/y; P < .001), LRRK2 PD (B [SE], −0.33 [0.09] points/y; P < .001), or idiopathic PD (B [SE], −0.23 [0.08] points/y; P = .005).