Completed PHASE1 INTERVENTIONAL NCT00489437

Heparin-Induced Thrombocytopenia Score Card Study

Improving the Diagnosis of Heparin-Induced Thrombocytopenia: Utility of the 4T's Score and Evaluation of New Rapid Assays

Sponsor: Heart and Stroke Foundation of Ontario

Conditions Heparin-Induced Thrombocytopenia

Interventions Clinical Prediction Score-HIT Score Card ID-PaGIA Heparin/PF4 antibody test

Updated 6 times since 2017 Last updated: Sep 9, 2013 Started: Dec 31, 2007 Primary completion: Feb 28, 2013 Completion: Feb 28, 2013

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT00489437, this PHASE1 trial focuses on Heparin-Induced Thrombocytopenia and remains completed. Sponsored by Heart and Stroke Foundation of Ontario, it has been updated 6 times since 2007, reflecting limited change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

Change History

6 versions recorded

Jan 2026 — Present [monthly]

Completed PHASE1
Sep 2024 — Present [monthly]

Completed PHASE1
Jul 2024 — Sep 2024 [monthly]

Completed PHASE1
Jan 2021 — Jul 2024 [monthly]

Completed PHASE1
Jun 2018 — Jan 2021 [monthly]

Completed PHASE1

▶ Show 1 earlier version

Jan 2017 — Jun 2018 [monthly]

Completed PHASE1

First recorded

Dec 2007

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Heart and Stroke Foundation of Ontario
McMaster University

Data source: McMaster University

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• Hamilton, Canada