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在接受冠状动脉旁路移植的患者中,体重会影响L形状的死亡率
Bardia Lajevardi1,2, Armin Talle3, Mehrtash Hashemzadeh3
1Department of Medicine, University of California San Diego, San Diego, CA, USA.
Future cardiology
|January 6, 2025
概括
在冠状动脉旁路手术 (CABG) 后,卡切西亚显著增加了死亡风险,而超重和肥胖显示出一种保护作用. 这种益处在致病性肥胖患者中减少,突出显示了复杂的身体组成对CABG结果的影响.
科学领域:
- 心血管外科心血管外科
- 临床结果研究研究
- 身体组成分析 身体成分分析
背景情况:
- 在冠状动脉旁路手术 (CABG) 中,身体组成和不良结果之间的关联仍在争论中.
- 之前的研究对不同体重对手术死亡率的影响产生了相互矛盾的结果.
研究的目的:
- 调查不同体重类别对接受CABG患者住院死亡率的影响.
- 澄清卡赫西亚,超重,肥胖和病态肥胖作为CABG后死亡率预测者的作用.
主要方法:
- 利用了一个大型的国家住院样本 (NIS) 数据库从2016年到2020年.
- 采用国际疾病分类第10版 (ICD-10) 代码来根据体重对患者进行分类 (缓解症,超重,肥胖,病态肥胖).
- 进行多变量分析以调整年龄和并发症,评估住院死亡率.
主要成果:
- 卡切西亚成为住院死亡率最强的独立预测因素,与正常体重相比增加了近四倍.
- 超重和肥胖表明具有保护作用,显著降低死亡风险 (分别为0.44和0.58).
- 肥胖的死亡率益处在致病性肥胖患者中丧失,死亡率上升的趋势 (OR 0.9).
结论:
- 卡切西亚是CABG患者住院死亡的一个重要风险因素.
- 超重和肥胖似乎对CABG后的死亡率产生保护作用.
- 致病性肥胖消除了保护性益处,表明这种极端体重类别的死亡风险可能会增加.
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