一个单一的中心研究流行病学,微生物分布,和死亡率预测器在导管相关的血流感染
Shanfeng Li1, Yu Xie1, Weifen Liu1
1Department of Nosocomial Infection Management, The Second Affiliated Hospital of Nanchang University, Nanchang, Jiangxi, China.
BMC infectious diseases
|December 2, 2025
概括
导管相关的血流感染 (CRBSI) 具有显著的死亡风险. 这项研究确定了CRBSI患者28天死亡率的关键预测因素,突出了高风险群体早期干预的必要性.
科学领域:
- 传染性疾病 传染性疾病
- 流行病学 流行病学
- 医疗保健相关的感染
背景情况:
- 导管相关的血流感染 (CRBSI) 对患者死亡率和医疗保健费用增加做出了重大贡献.
- 了解CRBSI的流行病学和风险因素对于有效管理至关重要.
研究的目的:
- 调查CRBSIs的流行病学和微生物分布.
- 在第三级医院的CRBSI患者中确定28天死亡率的预测因素.
主要方法:
- 从4297个血液培养 (2021-2023) 中对142个确诊的CRBSI病例进行了回顾性分析.
- 对人口,临床,微生物和结果数据的分析.
- 后勤回归用于确定28天死亡率的独立预测因素.
主要成果:
- CRBSI发生率显著下降 (P < 0.05).
- 主要的病原体包括格拉姆阳性细菌 (53.42%,特别是黄金葡萄球菌),格拉姆阴性细菌 (25.34%) 和真菌 (21.23%).
- 独立的死亡预测因素包括晚年,ICU入院,意识变化,低血红蛋白,性酸酶升高,血液透析和多药耐药的格拉姆阴性细菌或真菌感染.
结论:
- 严重的CRBSI代表了严重的医疗保健挑战,其死亡率很高 (23.94%).
- 老年患者,并发病患者和长期住院的ICU患者的风险更高.
- 早期识别和有针对性的干预措施对于管理CRBSI结果至关重要.
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