Objectives: Our objective was to compare long-term outcomes of deep brain stimulation (DBS) of the globus pallidus interna (GPi) and subthalamic nucleus (STN) for patients with Parkinson disease (PD) in a multicenter randomized controlled trial.; Methods: Patients randomly assigned to GPi (n = 89) or STN DBS (n = 70) were followed for 36 months. […]