短时间供应驱动的血液培养实践修改及其临床影响:单中心时间序列研究
Daisuke Ono1, Kazuyuki Mimura2, Yuki Watanabe3
1Infectious Diseases and Infection Control/Infectious Diseases, Saitama Medical Center, Saitama Medical University, Saitama, JPN.
Cureus
|August 27, 2025
概括
血液培养瓶的短缺导致了较少的测试,但改善了诊断产量和质量. 这表明在供应中断期间有针对性的诊断管理的有效性.
科学领域:
- 临床微生物学
- 传染性疾病
- 医疗保健管理
背景情况:
- 血液培养对于诊断血液感染和指导抗菌治疗至关重要.
- 全球BD BACTECTM血液培养瓶短缺影响了赛塔玛医疗中心的诊断服务.
- 临床医生改变了检测方案,优先考虑培养,经常提交单个组或推迟检测.
研究的目的:
- 分析血液培养瓶短缺对诊断实践和结果的影响.
- 评估血液培养提交数量,阳性率和污染的变化.
- 在供应中断期间评估诊断质量和病原体检测的维持.
主要方法:
- 一项回顾性观察研究分析了2024年1月1日至10月31日的血液培养数据.
- 关键指标包括提交数量,单组率,病例数量,真实阳性和污染率.
- 间断时间序列分析 (分段回归与Prais-Winsten调整) 评估了短缺之前,期间和之后的趋势.
主要成果:
- 在短缺期间,每周血液培养量显著下降 (p = 0. 005).
- 单组提交率增加 (p = 0.025),而真正阳性率显著上升 (p = 0.010),表明每个测试的产量有所改善.
- 污染率保持稳定,关键病原体的分布没有改变,从而保持诊断质量.
结论:
- 血液培养瓶短缺导致检测减少,但诊断准确度提高,质量保持.
- 这些发现强调了诊断管理和适应性协议对于管理供应链中断的重要性.
- 以数据为导向的策略对于在未来短缺期间确保持续的患者护理质量至关重要.
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