The Effect of LRRK2 and GBA1 Mutations on Survival in Early- and Late-Onset Parkinson's Disease.
BACKGROUND Mutations in the glucocerebrosidase 1 (GBA1) and leucine-rich repeat kinase 2 (LRRK2) genes are associated with Parkinson's disease (PD) phenotype. OBJECTIVE To asses the contribution of genetic status to long-term survival of patients with PD. METHODS A total of 2039 PD patients with Ashkenazi ancestry...