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What Constitutes High Risk for Venous Thromboembolism? – JTH
Journal of Thrombosis and Haemostasis (JTH)/LinkedIn
May 5, 2026, 14:48

What Constitutes High Risk for Venous Thromboembolism? – JTH

Journal of Thrombosis and Haemostasis (JTH) shared a post on LinkedIn about a recent article by Claire Kelly et al, adding:

”What Constitutes High Risk for Venous Thromboembolism?

Determining an Appropriate Threshold to Initiate Prophylaxis

Analyzing nearly 48,000 hospitalized adults across multiple approaches — including cost-effectiveness analysis, physician surveys, and predictive modeling — this study finds that a VTE probability threshold of 1% optimally balances prophylaxis efficiency and adverse event prevention, advocating for explicit quantification of ‘high risk’ in clinical guidelines.”

Title: Contrary to current guidance, antenatal factor IX levels increase in female carriers of hemophilia B

Authors: Claire Kelly, Janet Cleary, Catriona Keenan, Isabelle Delachapelle, Leona Connolly, Mary Byrne, Mairead O’Donovan, Niamh M. O’Connell, James S. O’Donnell, Kevin Ryan, Michelle Lavin

What Constitutes High Risk for Venous Thromboembolism? - JTH

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Catriona Keenan Claire Kelly Health Hematology Hemostasis Hemostasis News Hemostasis Today Isabelle Delachapelle James S. O’Donnell Janet Cleary JTH Kevin Ryan Leona Connolly Mairead O’Donovan Mary Byrne Medicine Michelle Lavin Niamh M. O’Connell venous thromboembolism
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