NCT00013637

Brief Summary

This study's primary objective is to assess the effects of environmental lead exposures and genetic risk factors on the development of osteoporosis in middle-aged women.

Trial Health

87
On Track

Trial Health Score

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

Enrollment
650

participants targeted

Target at P75+ for all trials

Timeline
Completed

Started Sep 1998

Longer than 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

September 1, 1998

Completed
2.6 years until next milestone

First Submitted

Initial submission to the registry

March 26, 2001

Completed
2 days until next milestone

First Posted

Study publicly available on registry

March 28, 2001

Completed
2.3 years until next milestone

Study Completion

Last participant's last visit for all outcomes

August 1, 2003

Completed
Last Updated

September 4, 2006

Status Verified

September 1, 2006

First QC Date

March 26, 2001

Last Update Submit

September 1, 2006

Conditions

Keywords

OsteoporosisLead

Eligibility Criteria

Age0 Years+
Sexfemale
Healthy VolunteersYes
Age GroupsChild (0-17), Adult (18-64), Older Adult (65+)
Healthy participants in the Nurses' Health Study who live in the greater Boston metropolitan area.

Contact the study team to discuss eligibility requirements. They can help determine if this study is right for you.

Sponsors & Collaborators

Study Sites (1)

Brigham and Women's Hospital

Boston, Massachusetts, 02115, United States

Location

MeSH Terms

Conditions

Osteoporosis

Condition Hierarchy (Ancestors)

Bone Diseases, MetabolicBone DiseasesMusculoskeletal DiseasesMetabolic DiseasesNutritional and Metabolic Diseases

Study Design

Study Type
observational
Observational Model
DEFINED POPULATION
Time Perspective
PROSPECTIVE
Sponsor Type
NIH

Study Record Dates

First Submitted

March 26, 2001

First Posted

March 28, 2001

Study Start

September 1, 1998

Study Completion

August 1, 2003

Last Updated

September 4, 2006

Record last verified: 2006-09

Locations