在第三级和社区医院内发生在医院的耐甲基黄金葡萄球菌血流感染,以及对预防的影响
Harjot Kaur Singh1,2, Barbara Ross2, Joyce Hannah3
1Department of Medicine, https://ror.org/02r109517Weill Cornell Medicine, New York, NY, USA.
Infection control and hospital epidemiology
|December 9, 2025
概括
医院发病的抗甲基西林黄金葡萄球菌血流感染 (HO-MRSA BSI) 仍然令人担忧,感染率不变表明需要加强针对肺炎和中枢线等常见源的预防策略.
科学领域:
- 传染性疾病 传染性疾病
- 医院流行病学 医院流行病学
- 公共卫生 公共卫生
背景情况:
- 医院发病的抗甲素黄金葡萄球菌血流感染 (HO-MRSA BSI) 对患者的安全构成重大威胁.
- 了解HO-MRSA BSI的流行病学对于制定有效的预防策略至关重要.
研究的目的:
- 描述HO-MRSA BSI患者的人口和临床特征.
- 为了比较三级和社区医院之间的HO-MRSA BSI.
- 分析与HO-MRSA BSI相关的标准化感染率 (SIR),发病率,常见来源和死亡率.
主要方法:
- 从2020年到2023年向NHSN报告的HO-MRSA BSI病例的回顾性队列研究.
- 涉及纽约市9家急症医院.
- 分析了患者人口统计,临床数据,感染源,SIR和死亡率.
主要成果:
- 确定了222例HO-MRSA BSI病例;中位数年龄65岁,63%是男性,使用中央线路的高率 (41%),ICU入院 (40%) 和通风 (28%).
- 在第三级 (0.732) 和社区 (1.412) 医院之间观察到类似的患者特征和SIR.
- 常见的来源包括肺炎 (41%),皮肤和软组织感染 (17%) 和中枢线相关的血液感染 (13%);全因死亡率为35%.
结论:
- 没有改变的HO-MRSA BSI SIRs强调了针对性干预的必要性,重点是预防初级感染源.
- 对HO-MRSA BSI源的持续系统监测对于通知和监测最佳预防实践至关重要.
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