NCT00042120

Brief Summary

The long term goal of this research is to elucidate the cause(s) of Parkinson's disease, with a focus on environmental determinants. We propose to investigate the relationship between Parkinson's disease and exposure to pesticides and other factors by conducting a nested case-control study in the Agricultural Health Study.

Trial Health

80
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
520

participants targeted

Target at P75+ for all trials

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

April 1, 2001

Completed
1.3 years until next milestone

First Submitted

Initial submission to the registry

July 24, 2002

Completed
2 days until next milestone

First Posted

Study publicly available on registry

July 26, 2002

Completed
8.9 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

July 1, 2011

Completed
Last Updated

September 29, 2014

Status Verified

August 1, 2009

Enrollment Period

10.3 years

First QC Date

July 24, 2002

Last Update Submit

September 26, 2014

Conditions

Parkinson's DiseaseMovement Disorders

Keywords

Parkinson's diseaseMovement DisordersEpidemiological Study

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Subjects will be recruited from members of the Agricultural Health Study cohort.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

The Parkinson's Institute

Sunnyvale, California, 94089, United States

Location

MeSH Terms

Conditions

Parkinson DiseaseMovement Disorders

Condition Hierarchy (Ancestors)

Parkinsonian DisordersBasal Ganglia DiseasesBrain DiseasesCentral Nervous System DiseasesNervous System DiseasesSynucleinopathiesNeurodegenerative Diseases

Study Officials

  • Caroline M Tanner

    The Parkinson's Institute

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
observational
Observational Model
CASE CONTROL
Time Perspective
RETROSPECTIVE
Sponsor Type
NIH

Study Record Dates

First Submitted

July 24, 2002

First Posted

July 26, 2002

Study Start

April 1, 2001

Primary Completion

July 1, 2011

Last Updated

September 29, 2014

Record last verified: 2009-08

Locations

US(1)