# PPMI Clinical - Establishing a Deeply Phenotyped PD Cohort

> **NCT04477785** · — · RECRUITING · sponsor: **Michael J. Fox Foundation for Parkinson's Research** · enrollment: 4500 (estimated)

## Conditions studied

- Parkinson Disease

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT04477785
- **Lead sponsor:** Michael J. Fox Foundation for Parkinson's Research
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2020-07-01
- **Primary completion:** 2033-12
- **Final completion:** 2033-12
- **Target enrollment:** 4500 (ESTIMATED)
- **Last updated:** 2026-03-27

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04477785

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04477785, "PPMI Clinical - Establishing a Deeply Phenotyped PD Cohort". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT04477785. Licensed CC0.

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