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临床试验/2025-522832-16-00
2025-522832-16-00招募中3 期

Intermediate versus standard dose enoxaparin to prevent venous thromboembolism in severe trauma patients: a multicenter double blind randomised controlled trial (HEPTRAUMA)

Centre Hospitalier Universitaire Grenoble Alpes11 个研究点 分布在 1 个国家目标入组 540 人开始时间: 2025年12月11日最近更新:

试验速览

阶段
3 期
状态
招募中
发起方
入组人数
540
试验地点
11
主要终点
Composite of symptomatic deep vein thrombosis, proximal deep vein thrombosis, pulmonary embolism within 14 days following randomisation after severe trauma

研究概览

简要总结

To determine the effect of intermediate versus standard dose low-molecular-weight heparin on the incidence of major venous thromboembolism following severe trauma.

入排标准

年龄范围
18 years 至 65+ years(18-64 Years, 65+ Years)
接受健康志愿者

入选标准

  • All adult patients (age ≥18 years) admitted to an intensive care unit following trauma with an expected stay >48 hours and a planned administration of LMWH
  • Affiliation to the French social security system or European (CEAM)

排除标准

  • Prehospital cardiac arrest
  • History of heparin-induced thrombocytopenia
  • Study drug hypersensitivity
  • Limitation of life support, life expectancy ≤7 days or palliative care
  • Contraindication to the administration of anticoagulant according to the SPC (Active clinically significant bleeding or a condition associated with a high risk of bleeding, such as a recent haemorrhagic stroke, gastrointestinal ulcer, the presence of a malignant tumour at high risk of bleeding, recent brain, spinal or ophthalmological surgery, known or suspected oesophageal varices, arteriovenous malformations, vascular aneurysms or major intrarachid or intracerebral vascular anomalies.)
  • Pregnant or breastfeeding woman
  • Inclusion in another experimental trial
  • Protected person (art. L1121-5 to L1121-8 of the CSP or art. 31 to 35 of European regulation 536/2014)
  • Hospital admission >72 hours
  • More than one dose of prophylactic anticoagulant already administered since trauma
  • Renal failure defined by creatinine clearance of 30 mL/min or less (Cockcroft-Gault formula)
  • Body weight >100 kg or <45 kg
  • Indication for therapeutic anticoagulation
  • Major known thrombophilia (e.g. antiphospholipid syndrome, antithrombin deficiency)
  • Constitutional bleeding disorder (haemophilia, von Willebrand disease, coagulation factor deficiency, platelet disorder).
  • Thrombocytopenia inferior to 50 G.L-1

结局指标

主要结局

Composite of symptomatic deep vein thrombosis, proximal deep vein thrombosis, pulmonary embolism within 14 days following randomisation after severe trauma

Composite of symptomatic deep vein thrombosis, proximal deep vein thrombosis, pulmonary embolism within 14 days following randomisation after severe trauma

次要结局

  • Key secondary endpoint (included in a sequential hierarchical testing procedure): Composite of major venous thromboembolism, as defined in the primary endpoint, and major bleedings, defined by (i) the need for a haemostatic invasive procedure because of bleeding, (ii) the need for interruption of prophylactic enoxaparin for ≥48 hours because of bleeding, or (iii) bleeding in a critical organ within 14 days following randomisation after a severe trauma
  • Other endpoints: Major or clinically relevant non-major bleeding, as per ISTH definition, occurring during or within 48h of the last dose of study drug; Incidence of major venous thromboembolism (as defined in the primary endpoint) and major bleeding (as per ISTH definition) at day 30 following randomisation; death at day 30 following randomisation

研究者

发起方
Centre Hospitalier Universitaire Grenoble Alpes
申办方类型
Hospital/Clinic/Other health care facility
责任方
Principal Investigator
主要研究者

GODON Alexandre

Scientific

Centre Hospitalier Universitaire Grenoble Alpes

研究点 (11)

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