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NCT00047970 · ClinicalTrials.gov registry record

The Sister Study: Genetic and Environmental Risk Factors for Breast Cancer

A clinical trial, sponsored by National Institute of Environmental Health Sciences (NIEHS).

Completed
Registry status
50,884
Enrollment target

NCT00047970 is a clinical trial that has completed, run by National Institute of Environmental Health Sciences (NIEHS). The registered enrollment target is 50,884 participants.

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The verdict

NCT00047970 has completed, sponsored by National Institute of Environmental Health Sciences (NIEHS).

COMPLETED
Registry status
50,884 participants
Enrollment target

Study Summary

The Sister Study is prospectively examining environmental and familial risk factors for breast cancer and other diseases in a cohort of 50,884 sisters of women who have had breast cancer. Such sisters have about twice the risk of developing breast cancer as other women.

Trial Details

FieldValue
Enrollment Target 50,884 participants
Start Date 2003-08
Est. Completion 2015-04

What the Registry Record Tells You About NCT00047970

The ClinicalTrials.gov registry entry for NCT00047970 describes a study currently listed as completed, categorized as an unspecified phase. The registered enrollment target is 50,884 participants, a figure that helps gauge the scale of data the investigators plan to collect. The listed sponsor is National Institute of Environmental Health Sciences (NIEHS), which has 145 total studies on file at ClinicalTrials.gov.

The record links to 0 conditions, and to 0 interventions.

NCT00047970 reports 0 study locations.

Frequently Asked Questions

What is clinical trial NCT00047970 about?

NCT00047970 is a clinical study titled "The Sister Study: Genetic and Environmental Risk Factors for Breast Cancer". The Sister Study is prospectively examining environmental and familial risk factors for breast cancer and other diseases in a cohort of 50,884 sisters of women who have had breast cancer. Such sisters have about twice the risk of developing breast cancer as other women.

What is the current status of trial NCT00047970?

This trial is currently completed. The enrollment target is 50,884 participants. The study started on 2003-08. Estimated completion is 2015-04.

Who is sponsoring clinical trial NCT00047970?

This trial is sponsored by National Institute of Environmental Health Sciences (NIEHS), which has 145 total clinical trials registered on ClinicalTrials.gov.

Data sourced from official public datasets. See our methodology for details. Retrieved and formatted by PlainTrial

Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This page mirrors this trial's own ClinicalTrials.gov registry record, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.