用于预测老年患者肺炎复杂的关节骨折死亡风险的诺米克图:一个多中心研究
Kaiming Zhang1, Xiangwei Li1, Yujia Xiao1
1Department of Orthopedic, Center for Joint Surgery, The Second Affiliated Hospital of Chongqing Medical University, Yuzhong District, Chongqing, China.
肺炎显著恶化了老年关节骨折患者的结果,增加了死亡率并阻碍了关节功能恢复. 死亡的主要危险因素包括晚年,较高的BMI,关节整形手术,糖尿病和COPD.
科学领域:
- 老年医学 老年医学
- 整形外科手术 整形外科手术
- 肺部病理学 肺部病理学
背景情况:
- 肺炎是接受关节骨折手术的老年患者经常出现的并发症.
- 这种并发症与较差的患者结局和增加的死亡率有关.
- 识别风险因素和预测预后对于管理这些患者至关重要.
研究的目的:
- 分析人口统计数据,老年关节骨折患者的死亡率和并发症,有和没有肺炎.
- 确定部骨折和肺炎患者死亡的独立风险因素.
- 开发和验证用于预测这种脆弱人群的住院患者死亡率的诺米克图.
主要方法:
- 从2020年到2023年,对311名患有部骨折的患者进行了回顾性分析.
- 肺炎患者 (P组) 与没有肺炎患者 (C组) 的比较.
- 后勤回归确定了风险因素;使用ROC曲线和校准构建和验证了一个名图.
主要成果:
- 肺炎患者的住院时间更长,住院死亡率更高,部功能恢复更差.
- 肺炎组死亡的独立风险因素包括年龄,BMI,关节整形手术,糖尿病和COPD.
- 开发的名图表显示出良好的预测性能,C指数为0.868 (内部验证:0.851).
结论:
- 肺炎共感染会对老年骨折患者的生存率和部功能产生负面影响.
- 年龄,体重指数,关节整形手术,糖尿病和慢性肺炎是死亡率的重要独立风险因素.
- 经过验证的诺姆图谱为预测这些高风险患者的预后提供了有效的工具.
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