Study in Parkinson Disease of Exercise

ClinicalTrials.gov ID: NCT04284436

Public ClinicalTrials.gov record NCT04284436. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

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ClinicalTrials.gov public records Last synced Apr 22, 2026, 9:00 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Study in Parkinson Disease of Exercise Phase 3 Clinical Trial: SPARX3

Study identification

NCT ID: NCT04284436
Recruitment status: Recruiting
Study type: Interventional
Phase: Not applicable
Lead sponsor: Northwestern University; Other
Enrollment: 370 participants

Conditions and interventions

Conditions

Parkinson Disease

Interventions

Treadmill walking Behavioral

Behavioral

Eligibility (public fields only)

Age range: 40 Years to 80 Years
Sex: All
Healthy volunteers: Not listed

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date: Aug 29, 2021
Primary completion: Jul 30, 2027
Completion: Jul 30, 2028
Last update posted: Apr 12, 2026

2021 – 2028

United States locations

U.S. sites: 24
U.S. states: 18
U.S. cities: 22

Facility	City	State	ZIP	Site status
University of Alabama at Birmingham	Birmingham	Alabama	35294	Recruiting
University of California, San Francisco	San Francisco	California	94143	Recruiting
University of Colorado, Denver	Aurora	Colorado	80204	Recruiting
University of Florida	Gainesville	Florida	32611	Recruiting
Morehouse School of Medicine	Atlanta	Georgia	30310	Active, not recruiting
Emory University	Atlanta	Georgia	30322	Recruiting
Northwestern University	Chicago	Illinois	60611	Recruiting
Rush University Medical Center	Chicago	Illinois	60612	Recruiting
Iowa State University	Ames	Iowa	50011	Recruiting
Louisiana State University	Baton Rouge	Louisiana	70803	Recruiting
Boston University (Charles River Campus)	Boston	Massachusetts	02215	Recruiting
University of Michigan	Ann Arbor	Michigan	48109	Recruiting
University of Minnesota	Minneapolis	Minnesota	55455	Recruiting
Washington University St. Louis	St Louis	Missouri	63130	Recruiting
Columbia University Medical Center	New York	New York	10032	Recruiting
University of Cincinnati	Cincinnati	Ohio	45221	Recruiting
Cleveland Clinic	Cleveland	Ohio	44195	Recruiting
Ohio Health	Columbus	Ohio	43214	Recruiting
Kent State University	Kent	Ohio	44240	Recruiting
Oregon Health & Science University	Portland	Oregon	97239	Recruiting
University of Pennsylvania	Philadelphia	Pennsylvania	19104	Recruiting
University of Pittsburgh	Pittsburgh	Pennsylvania	15219	Recruiting
UT Health San Antonio	San Antonio	Texas	78229	Recruiting
University of Utah	Salt Lake City	Utah	84112	Recruiting

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 1 non-U.S. site.

About this trial record page

What this page shows: Public field values for ClinicalTrials.gov record NCT04284436, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do: No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from: Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh: Last update posted Apr 12, 2026 · Synced Apr 22, 2026

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The complete protocol, eligibility criteria, and contact information for NCT04284436 live on ClinicalTrials.gov.

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