使用直接口服抗凝剂的静脉血栓栓塞症患者的出血预测得分
Guilan Wu1,2, Jiana Chen2, Yunda Chen3
1School of Pharmacy, Fujian Medical University, Fuzhou, China.
Annals of hematology
|June 2, 2025
概括
新的模型预测了静脉血栓塞栓症 (VTE) 患者服用直接口服抗凝剂 (DOAC) 的出血风险. 这些工具可以识别年龄和病史等风险因素,以提高患者的安全性和减少出血事件.
科学领域:
- 药理学 药理学是指药理学的学科.
- 临床医学 临床医学
- 生物统计学 生物统计学
背景情况:
- 直接口服抗凝剂 (DOAC) 越来越多地用于静脉血栓塞栓症 (VTE).
- 流血是与DOAC治疗相关的严重并发症.
- 准确预测出血风险对于优化患者管理至关重要.
研究的目的:
- 在接受DOAC治疗的VTE患者中确定主要和轻微出血的独立风险因素.
- 开发和外部验证DOAC相关出血的预测模型.
- 将新型模型的性能与现有的出血风险得分进行比较.
主要方法:
- 多中心回顾性研究,涉及1121名接受DOAC治疗的VTE患者.
- 发展队列 (806名患者) 和外部验证队列 (315名患者).
- 后勤回归和模型构造的名录;AUC,校准曲线和霍斯默-莱梅斯霍夫测试用于验证.
主要成果:
- 阿尔法尔法-VTE-Major模型 (AUC=0.883) 确定年龄≥65岁,出血史,恶性瘤和抗血小板/NSAID使用是危险因素,而胃肠道保护剂具有保护作用.
- 阿尔法法-VTE-Minor模型 (AUC=0.875) 确定65岁以上的年龄,贫血,出血史,血管疾病和抗血小板/NSAID使用是危险因素.
- 与RIETE,VTE-BLEED和Hokusai分数相比,新型模型显示出更高的预测能力.
结论:
- 开发并验证了Alfalfa-VTE模型,用于预测DOACs的VTE患者的重大和轻微出血.
- 这些模型具有强大的预测价值,可以帮助减少出血发生率.
- 经过验证的工具可以提高在VTE患者的DOAC治疗临床决策.
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