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CompletedNCT00018772Updated Jan 21, 2009

Risk Factors for Venous Thromboembolism

An observational study in Deep Venous Thrombosis and Pulmonary Embolism, sponsored by US Department of Veterans Affairs. Completed at 1 site in United States. Open to participants aged 18 Years and older, including healthy volunteers. Per ClinicalTrials.gov, last updated 2009-01-21.

Sponsored by US Department of Veterans Affairs · Observational

Study type
Observational
Time perspective
Prospective
Ages
18 Years and older
Sex
All
01

Study summary

Deep venous thrombosis is the presence of blood clots, usually in the legs that lead to either local problems or breathing problems if the clot moves to the lungs. This study is designed to assess both clinical conditions as well as common genetic factors that lead to more risk of deep venous thrombosis. Clinical conditions of venous thrombosis include: stroke, malignancy, and situations such as surgery, pregnancy, trauma, or travel.

02

Conditions studied

  • Deep Venous Thrombosis
  • Pulmonary Embolism

Keywords

  • coagulation
  • thrombosis genetic markers
03

In context

Pulmonary Embolism

739 studies on the registry are indexed under Pulmonary Embolism; 159 are open to participants now.

Browse Pulmonary Embolism studies →

Lead sponsor

US Department of Veterans Affairs is the lead sponsor of 658 studies on the registry; none are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years and older
Sexes eligible
All
Accepts healthy volunteers
Yes

Eligibility criteria

Patients must be 18 years with the ability to understand and consent to questionnaire and blood draw, including understanding of genetic testing..

05

Study design

Time perspective
Prospective
06

Study locations

1 site
  • VAMC
    Denver, Colorado 80220, United States
07

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Jan 21, 2009, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
08

Registry details

Key details

Study ID
NCT00018772
Lead sponsor
US Department of Veterans Affairs
First posted
Jul 5, 2001
Start date
Apr 1999
Completion
Apr 2003
Last update
Jan 21, 2009

Study contacts

Richard Marlar, Ph.D.
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Dec 2004. You cannot join it, but the record below documents what was studied.

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Discussion

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