What question did this study set out to answer?

This research aims to explore how different patients with Parkinson’s disease psychosis respond to treatment with pimavanserin based on their initial characteristics.

June 13, 2026

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Response Trajectories of Patients with Parkinson’s Disease Psychosis Treated with Pimavanserin: An Exploratory Cluster Analysis (P11-13.006)

KDKhashayar DashtipourLoma Linda University AEAlberto EspayPrecision Optics Corporation (United States)PZPeter ZhangAcadia Pharmaceuticals (United States)

Key Points

This research aims to explore how different patients with Parkinson’s disease psychosis respond to treatment with pimavanserin based on their initial characteristics.
Analyzed patient profiles with baseline characteristics linked to pimavanserin treatment
Performed exploratory cluster analysis to identify distinct response trajectories
Identified multiple clusters of response trajectories among patients treated with pimavanserin.
Certain baseline characteristics correlated with specific response patterns.

Abstract

To examine the different response trajectories of patients with Parkinson’s disease psychosis (PDP) treated with pimavanserin who share similar patient profiles in baseline characteristics.

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Response Trajectories of Patients with Parkinson’s Disease Psychosis Treated with Pimavanserin: An Exploratory Cluster Analysis (P11-13.006)

Key Points

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