肥胖减少肝硬化患者的肝脏相关死亡:回顾性倾向与得分匹配的研究
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Kei Endo1, Keisuke Kakisaka1, Tamami Abe1
1Division of Gastroenterology and Hepatology, Department of Internal Medicine, Iwate Medical University School of Medicine, Yahaba, Japan.
概括
肥胖似乎通过减少与肝脏相关的死亡来改善肝硬化患者的预后. 这种保护作用在女性,非病毒性肝病患者和肉症患者中尤为明显.
科学领域:
- 肝病学
- 内部医学
- 肥胖问题研究
背景情况:
- 肝硬化预后是一个关键的临床问题.
- 肥胖对肝硬化结果的作用尚不完全理解.
- 目前的研究往往忽略了肥胖对肝硬化死亡率的具体影响.
研究的目的:
- 研究诊断肝硬化患者肥胖的预后影响.
- 区分肥胖对肝脏相关死亡率和非肝脏相关死亡率的影响.
- 确定肥胖可能影响生存的肝硬化患者的特定亚组.
主要方法:
- 在482名肝硬化患者 (不包括肝细胞癌) 进行的回顾性观察研究.
- 通过生物电阻分析定义的肥胖 (男性≥25.8%,女性≥36.5%).
- 根据关键临床因素调整的倾向性得分匹配 (n=185);在8年的随访期内分析结果.
主要成果:
- 与非肥胖患者相比,肥胖肝硬化患者的肝脏相关死亡总发病率显著降低 (P=0. 02).
- 在肥胖和非肥胖群体中,没有观察到与肝脏无关的死亡情况有显著差异 (P=0. 70).
- 多变量分析发现,肥胖与肝脏相关死亡减少 (HR,0. 49) 以及非病毒性病因,脱补血性肝硬化和肉相关.
结论:
- 在肝硬化患者中,肥胖与肝脏相关死亡风险的降低有关.
- 肥胖的这种保护作用在女性患者,非病毒病因患者和肉症患者中更为明显.
- 结果表明肥胖,肝硬化和特定患者特征之间的复杂相互作用影响了生存结果.
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