Status:

COMPLETED

Improving Emergency Department Testing for Deep Vein Thrombosis

Lead Sponsor:

Dr. Kerstin de Wit

Collaborating Sponsors:

Canadian Venous Thromboembolism Clinical Trials and Outcomes Research (CanVECTOR) Network

Conditions:

Deep Vein Thrombosis (DVT)

Eligibility:

All Genders

18+ years

Brief Summary

This observational study will use a new way to test for deep vein thrombosis (DVT) of the leg. A DVT is a blood clot in the leg and is a medical problem that can cause swelling, pain, and redness. If ...

Eligibility Criteria

Inclusion

  • \- emergency physician decides to test for DVT of the lower limb.

Exclusion

  • \<18 years of age;
  • tested for DVT without using the ToDay algorithm at the index visit;
  • D-dimer level is known before ToDay item assessment;
  • a new indication for anticoagulation at the emergency department assessment (other than DVT) in a patient not previously prescribed an anticoagulant;
  • a history of prior lower limb DVT, where there is no access to baseline ultrasound imaging;
  • suspected of having a pulmonary embolism;
  • has previously participated in this study;
  • has previously opted out of all research at hospital site;
  • left the emergency department or urgent care centre against medical advice;
  • D-dimer was ordered prior to initial physician assessment;
  • imaging for DVT or pulmonary embolism within the previous 30 days;
  • transferred from another hospital organization.

Key Trial Info

Start Date :

January 1 2024

Trial Type :

OBSERVATIONAL

Allocation :

ACTUAL

End Date :

January 1 2025

Estimated Enrollment :

458 Patients enrolled

Trial Details

Trial ID

NCT06195787

Start Date

January 1 2024

End Date

January 1 2025

Last Update

May 15 2025

Active Locations (1)

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Page 1 of 1 (1 locations)

1

Kingston Health Sciences Centre

Kingston, Ontario, Canada, K7L2V7