Cognitive phenotypes in Parkinson’s disease: A latent profile analysis.

Objectives: Neurocognitive disorders in Parkinson’s disease (PD) are common and heterogeneous. The aim of this study was to use a data-driven method to describe different cognitive phenotypes in PD and to explore anxiety, depression, and motor disturbances across the different cognitive profiles. Method: Latent profile analysis was applied to the neuropsychological performances of 65 patients with idiopathic PD assessed by means of a battery of...