在接受部和膝关节关节整形手术的重症监护患者中,抗生素使用与死亡率之间的关系:倾向性得分匹配分析
Zhen Wei1, Wukun Ge2, Chunhui Tu1
1Department of Orthopedics, Ninghai First Hospital, Ninghai, China.
Medicine
|December 16, 2025
概括
在接受关节和膝盖手术的重症监护患者中使用抗生素并没有显著影响90天死亡率. 这项研究没有发现对这些手术患者的存活率或住院时间的影响.
科学领域:
- 关键护理医学 关键护理医学
- 整形外科手术 整形外科手术
- 传染性疾病 传染性疾病
背景情况:
- 抗生素预防在骨科手术中是标准的,但其在关键护理场所的必要性对于关节和膝盖置换是有争议的.
- 了解抗生素对接受重大骨科手术的重症监护病房 (ICU) 患者的结果的影响,对于优化治疗方案至关重要.
研究的目的:
- 调查关节和膝关节置换手术后危急病患者的抗生素和死亡率之间的关联.
- 评估抗生素使用对住院,30天和90天死亡率以及住院和重症监护室停留时间的影响.
主要方法:
- 来自MIMIC-IV数据库的患者数据的回顾性分析.
- 倾向性得分匹配被用来创建可比的组患者接受抗生素与那些没有接受抗生素.
- 统计分析包括相对风险计算,生存分析和二进制物流回归.
主要成果:
- 在倾向性得分匹配后 (每组382名患者),抗生素使用没有显著减少90天死亡率 (RR 1.25),30天死亡率 (RR 1.10) 或住院死亡率 (RR 1.11).
- 住院时间 (6.53 vs 5.92天) 和ICU住院时间 (1.69 vs 1.64天) 在两组之间没有显著差异.
- 90天死亡率的独立风险因素包括体重,SAPS II分数和查尔森并发症指数.
结论:
- 抗生素的使用并没有显示出降低关节和膝关节置换手术的重症患者的死亡率的显著益处.
- 这些发现表明,在这个特定的患者群体中,抗生素的使用不会影响生存结果或住院或重症监护室停留的时间.
- 体重,SAPS II分数和查尔森并发症指数被确定为这一队列中90天死亡率的重要预测因素.
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