对深层AmpC产生肠杆菌感染的塞费皮姆和卡巴姆疗法进行比较:一个倾向权重的回顾性队列研究
Nicole Slain1, Kristen Lucas2, Ashlan J Kunz Coyne2
1University of Kentucky HealthCare, Lexington, Kentucky, USA.
Antimicrobial agents and chemotherapy
|October 31, 2025
概括
卡巴胺抗生素在AMPC产生肠道细菌 (AmpC-E) 引起的根深蒂固的感染中显示出比cefepime更好的结果. 进入重症监护室增加了失败风险,而源控制改善了患者的治疗结果.
科学领域:
- 传染性疾病 传染性疾病
- 临床药理学 临床药理学
- 抗微生物药物管理委员会
背景情况:
- 由AmpC产生的肠杆菌 (AmpC-E) 引起的深层感染带来了重大的临床挑战.
- 对这些感染进行最佳的抗生素选择,特别是比较cefepime和carbapenems,仍然是积极研究的领域.
研究的目的:
- 为了比较cefepime与carbapenems在治疗由AmpC-E.引起的根深蒂固的感染方面的临床有效性.
- 在这个患者群体中确定与临床失败相关的因素.
主要方法:
- 对患有深层AmpC-E感染的成年住院患者进行了回顾性队列研究 (2010-2023年).
- 患者接受了塞费皮姆或卡巴因作为最终治疗方法.
- 临床失败被定义为30天的所有原因死亡率或感染复发.
- 使用逆概率治疗权重 (IPTW) 来调整混变量.
主要成果:
- 与塞费皮姆相比,卡巴尼姆治疗与临床失败的调整几率显著降低 (aOR,0.44;95% CI,0.29-0.83).
- 进入重症监护室 (ICU) 独立地与临床失败的几率增加有关 (aOR,2.39).
- 实现源控制独立地与临床失败的几率降低相关 (aOR,0.52).
结论:
- 与塞费皮姆相比,卡巴尼姆疗法在治疗深层AmpC-E感染方面表现出更高的有效性.
- 有效的源控制和避免ICU入院对于改善这些具有挑战性的感染的临床结果至关重要.
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