预测治疗成功的患者Enterococcus faecium bacteremia使用万科米辛AUC24/MIC比率:一个多中心的回顾性研究
Yuki Hanai1, Kazuaki Matsumoto2, Kazumi Hanawa3
1Department of Clinical Pharmacy, Faculty of Pharmaceutical Sciences, Toho University, Chiba, Japan.
Diagnostic microbiology and infectious disease
|June 22, 2025
概括
范科米辛AUC24/MIC比率为427或更高,与成功治疗菌菌感染有关. 这一发现有助于优化万科米辛剂量以获得更好的患者结果.
科学领域:
- 药理动力学和药理动力学
- 传染性疾病 传染性疾病
- 临床微生物学 临床微生物学
背景情况:
- 范科米是对菌菌 (Enterococcus faecium) 感染的关键抗生素.
- 缺乏最佳剂量准则,特别是度-时间曲线下的24小时区域与最小抑制度 (AUC24/MIC) 的比率.
- 这项研究调查了改善万科米辛疗效的目标AUC24/MIC比率.
研究的目的:
- 为了确定与E. faecium感染中成功治疗结果相关的最佳范科米辛AUC24/MIC比率.
- 为了确定预测治疗成功的特定目标比率.
主要方法:
- 对81名患有E. faecium血流感染的成年患者进行了回顾性多中心队列研究,这些患者接受了5天或更长时间的万科米辛治疗.
- 接收器操作特征 (ROC) 曲线分析,以确定治疗成功的AUC24/MIC截止值.
- 多变量回归分析以评估AUC24/MIC与结果之间的独立关联.
主要成果:
- AUC24/MIC比率≥427被确定为治疗成功的切线.
- 达到这一比例的患者的治疗成功率 (81.8%) 与以下患者 (59.5%) 相比显著更高.
- AUC24/MIC ≥427是治疗成功的独立预测指标 (aOR:4.399,P=0.024),毒性率相似.
结论:
- 范科米辛AUC24/MIC比率≥427独立地与成功治疗E. faecium感染有关.
- 这个目标比率可以指导万科米辛的剂量策略.
- 需要进一步的前性研究来验证这一AUC24/MIC目标.
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