NCT00282802

Brief Summary

The purpose of this study is to examine the role of genetic and environmental factors in the cause of Parkinson's disease.

Trial Health

43
At Risk

Trial Health Score

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

Trial has exceeded expected completion date
Enrollment
250

participants targeted

Target at P75+ for all trials

Timeline
Completed

Started Apr 2001

Longer than P75 for all trials

Geographic Reach
1 country

1 active site

Status
unknown

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
4.8 years until next milestone

First Submitted

Initial submission to the registry

January 26, 2006

Completed
1 day until next milestone

First Posted

Study publicly available on registry

January 27, 2006

Completed
4.4 years until next milestone

Study Completion

Last participant's last visit for all outcomes

July 1, 2010

Completed
Last Updated

July 2, 2009

Status Verified

July 1, 2009

First QC Date

January 26, 2006

Last Update Submit

July 1, 2009

Conditions

Parkinson's Disease

Keywords

Parkinson's DiseasetwinsSPECTNational Academy of Sciences/National Resource Council (NAS/NRC) World War II Veteran Twins Cohort RegistryNAS/NRCWorld War II Veteran Twins

Outcome Measures

Primary Outcomes (1)

  • Onset of Parkinson's disease

    duration of the project

Secondary Outcomes (1)

  • Age of Parkinson's disease onset

    duration of the project

Study Arms (1)

1

National Academy of Sciences/National Resource Council (NAS/NRC) World War II Veteran Twins Cohort

Eligibility Criteria

Age77 Years - 88 Years
Sexmale
Healthy VolunteersNo
Age GroupsOlder Adult (65+)
Sampling MethodProbability Sample
Study Population

Participants will be recruited from a closed cohort-the National Academy of Sciences/National Resource Council (NAS/NRC) World War II Veteran Twins Cohort

You may qualify if:

  • Participants will be recruited from a closed cohort-the National Academy of Sciences/National Resource Council (NAS/NRC) World War II Veteran Twins Cohort

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

The Parkinson's Institute, 675 Almanor Avene

Sunnyvale, California, 94085, United States

Location

MeSH Terms

Conditions

Parkinson Disease

Condition Hierarchy (Ancestors)

Parkinsonian DisordersBasal Ganglia DiseasesBrain DiseasesCentral Nervous System DiseasesNervous System DiseasesMovement DisordersSynucleinopathiesNeurodegenerative Diseases

Study Officials

  • Caroline M. Tanner, MD

    The Parkinson's Institute

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
observational
Observational Model
COHORT
Time Perspective
PROSPECTIVE
Sponsor Type
OTHER

Study Record Dates

First Submitted

January 26, 2006

First Posted

January 27, 2006

Study Start

April 1, 2001

Study Completion

July 1, 2010

Last Updated

July 2, 2009

Record last verified: 2009-07

Locations

US(1)