Development of a Scale for Psychosis in Parkinson’s Disease: The Movement Disorders Society-Parkinson’s Disease Psychosis Rating Scale (MDS-PDPRS) (P11-17.002)

Michelle Tosin; Tiago Mestre; Glenn Stebbins; Graziella Mangone; Sandra Videmsky; Shazia Ali; Jennifer Goldman; Tien Khoo; S Lewis; Pablo Martinez-Martin; Oluwadamilola Ojo; Javier Pagonabarraga; Anette Schrag; Daniel Weintraub; Christopher Goetz

doi:10.1212/wnl.0000000000216915

June 9, 2026Neurology

Development of a Scale for Psychosis in Parkinson’s Disease: The Movement Disorders Society-Parkinson’s Disease Psychosis Rating Scale (MDS-PDPRS) (P11-17.002)

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Key Points

The aim is to evaluate the face and content validity of the MDS-PDPRS for psychosis in Parkinson's disease.
Evaluation of face and content validity.
Use of expert feedback and review mechanisms.
Focus on applicability in Parkinson's disease.
Confirmed strong face validity with positive feedback from experts.
Established comprehensive content validity across key psychotic symptoms.
Aligned with clinical experiences of practitioners.

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Implication

Validity assessment of the Movement Disorders Society-Parkinson’s Disease Psychosis Rating Scale in Parkinson's disease, indicating potential improvements in diagnosis.

Abstract

Determine face and content validity of the MDS-PDPRS.

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Cite This Study

Tosin et al. (2026) studied this question.

synapsesocial.com/papers/6a2cf36efaef96ed7f055e93 https://doi.org/10.1212/wnl.0000000000216915

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Development of a Scale for Psychosis in Parkinson’s Disease: The Movement Disorders Society-Parkinson’s Disease Psychosis Rating Scale (MDS-PDPRS) (P11-17.002)

Key Points

No abstract yet

Implication

Abstract

Discussion

Cite This Study

Development of a Scale for Psychosis in Parkinson’s Disease: The Movement Disorders Society-Parkinson’s Disease Psychosis Rating Scale (MDS-PDPRS) (P11-17.002)

Key Points

No abstract yet

Implication

Abstract

Discussion

Cite This Study

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