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脑素诱导的血小板衰竭的风险分层:在老年人中开发和验证一个多维预测模型

Xiuyan Li¹, Wanlin Lei², Maofeng Wang²

¹Intensive Care Unit, Affiliated Dongyang Hospital, Wenzhou Medical University, Dongyang, Zhejiang, 322100, People's Republic of China.

Risk management and healthcare policy

|July 1, 2025

概括

一个新的诺莫图谱预测了老年人的头类素相关的血栓缺血症. 该工具有助于临床医生评估风险并优化老年患者的抗生素选择,提高安全性.

科学领域:

老年医学老年医学
药理学药理学是指药理学的学科.
临床预测建模临床预测建模

背景情况:

第三代脑类药物经常被处方,但在老年患者中造成血小板缺血的风险不足.
准确的药物诱导的血小板缺血风险评估对于老年人至关重要,因为多药和并发症.

研究的目的:

开发和验证一种临床预测模型,用于类素相关的血小板缺血症.
在65岁以上的住院患者中创建一个快速风险评估的nomogram.

主要方法:

一个回顾性队列研究,对12917名接受了黄素治疗的患者 (2019-2023年).
预测因素选择的 LASSO 回归,然后是反向淘汰多变量逻辑回归.
使用AUC,校准曲线和决策曲线分析 (DCA) 的模型验证.

主要成果:

确定了八个关键预测因素:基线血小板计数,红细胞计数,瘤,功能衰竭,肝硬化,美罗使用,抗真菌药物使用和每日使用频率.
该模型表现出强烈的歧视 (训练AUC0.82,测试AUC0.80) 和良好的校准.
DCA证实了nomogram在各种风险值的临床实用性.

结论:

开发的诺莫图谱为在接受黄素的老年患者中评估血小板缺血风险提供了有价值的工具.
这种工具可以指导抗生素选择,量化并发症药物相互作用,并加强老年患者的毒性监测.

关键词:

老年人住院患者.这个名字是名ogramogram.预测模型是一个预测模型.第三代化素是什么?血小板细胞减少症 (Thrombocytopenia) 是一种

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