在血液性恶性瘤中验证静脉血栓栓塞预测模型
Agnerys López Sacerio1, Mara Caridad Tejeda Ramón2, Aliuska Morales Helguera3
1Hematology Department, Arnaldo Milián University Hospital, Santa Clara, Cuba. alopezsacerio@gmail.com.
Annals of hematology
|October 2, 2023
概括
一个新的模型准确地预测了血液瘤 (HM) 的住院患者的静脉血栓栓塞 (VTE) 风险. 这种经过验证的工具有助于识别高风险个体,以便制定更好的VTE预防策略.
科学领域:
- 血液学 血液学 血液学
- 在瘤学瘤学.
- 血管医学 血管医学
背景情况:
- 现有的静脉血栓塞栓症 (VTE) 风险分层分数不足以代表患有血液性恶性瘤 (HM) 的患者.
- 需要有效的预测工具来评估VTE风险,特别是在住院的HM患者中.
研究的目的:
- 开发和验证一个逻辑回归模型,用于预测住院HM患者的VTE风险.
- 通过内部和外部验证,评估开发的VTE预测模型的准确性和区分能力.
主要方法:
- 一项前性病例控制研究涉及496名住院的HM患者 (2010年12月至2020年).
- 使用285名患者的数据开发了一个后勤回归模型,包括高胆固醇血症,瘤活性,血栓性药物,糖尿病和固定等因素.
- 内部验证使用了引导式分析,外部验证对211名HM患者的单独队列进行.
主要成果:
- 该VTE预测模型在内部验证中表现出强的表现,AUC为0.838,准确率为80.1%.
- 外部验证显示高精度 (82.9%),AUC为0.900,以及有利的预测值 (NPV 89.7%,PPV 67.7%).
- 在外部验证队列中,该模型表现出良好的灵敏度 (74.6%) 和特异性 (86.2%).
结论:
- 开发的VTE预测模型是一种可重复和简单的工具,用于评估住院HM患者的VTE风险.
- 该模型表现出良好的准确性和区别,支持其临床实用性.
- 这种经过验证的工具可以帮助预防性VTE风险管理血液恶性瘤患者.
相关概念视频
01:30Venous Thrombosis IV: Nursing Management
14
Nursing management begins with a thorough assessment of the patient's health history. Key factors include trauma to veins, peripherally inserted central catheters, varicose veins, recent pregnancy or childbirth, surgery, bacteremia, prolonged bed rest, atrial fibrillation, COPD, heart failure, cancer, coagulation disorders, myocardial infarction, spinal cord injury, stroke, prolonged travel, recent bone fractures, and dehydration. Review medication intake, particularly oral contraceptives,...
14
01:29Venous Thrombosis III: Interprofessional Care
10
Venous thrombosis requires effective prevention and treatment strategies to improve patient outcomes and reduce potential complications.Prevention StrategiesHealthcare providers must prioritize preventing venous thromboembolism (VTE) for all adult patients upon admission. Interventions depend on bleeding and thrombosis risk, medical history, current medications, diagnoses, planned procedures, and patient preferences. Patients on bed rest should change positions every two hours and, if not...
10
01:20Venous Thrombosis II: Clinical Manifestations and Diagnostic Studies
14
The key difference between Superficial Vein Thrombosis (SVT) and Deep Vein Thrombosis (DVT) lies in their location and severity.Clinical ManifestationsSVT typically presents with localized pain, tenderness, and redness along the course of a superficial vein, often accompanied by a palpable, cord-like structure under the skin. This condition is usually less dangerous than DVT but can be uncomfortable and may lead to complications such as cellulitis or, rarely, a clot extension into the deep...
14
01:30Venous Thrombosis I: Introduction
12
Venous thrombosis, the most common disorder of the veins, involves the formation of a thrombus or blood clot associated with vein inflammation. It can be classified as either superficial vein thrombosis or deep vein thrombosis.Superficial Vein Thrombosis: This involves the formation of a thrombus in a superficial vein, usually the greater or lesser saphenous vein. Though less severe than deep vein thrombosis (DVT), SVT can lead to complications if untreated.Deep Vein Thrombosis (DVT): This...
12