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在非心脏手术中术前贫血和术后结果:一项回顾性队列研究
Khaled M Musallam1, Hani M Tamim, Toby Richards
1Department of Internal Medicine, American University of Beirut Medical Center, Beirut, Lebanon.
Lancet (London, England)
|October 11, 2011
概括
术前贫血,即使是轻微的,增加了30天的发病率和死亡风险在主要的非心脏手术患者. 这个独立的协会强调了在手术前治疗贫血的重要性,以改善患者的治疗结果.
科学领域:
- 麻醉学 麻醉学
- 在外科手术期间的医学.
- 手术结果研究研究.
背景情况:
- 手术前贫血是心脏手术中不良结果的已知危险因素.
- 它对经过重大非心脏手术后的结果的影响不太确立.
- 这项研究调查了非心脏手术患者的术前贫血和术后结果之间的关联.
研究的目的:
- 评估手术前贫血对30天术后发病率和死亡率的影响.
- 要确定贫血的严重程度 (轻度与中度至重度) 是否会影响这些结果.
- 评估贫血和其他风险因素对手术结果的综合影响.
主要方法:
- 对2008年接受重大非心脏手术的患者的大型前数据库 (美国外科医生学院国家手术质量改善计划) 的分析.
- 利用多变量逻辑回归分析30天死亡率和发病率 (包括心脏,呼吸道,中枢神经系统,伤口,败血症和静脉血栓栓塞).
- 定义为轻度贫血 (男性血红度>29-<39%,女性>29-<36%) 或中度至重度 (两性≤29%).
主要成果:
- 分析了227,425名患者的数据,其中30.44%患有手术前贫血.
- 贫血与30天死亡率 (调整的OR 1.42) 和发病率 (调整的OR 1.35) 的增加独立相关.
- 这些关联在轻度和中度至重度贫血类别中保持一致,贫血放大了其他因素带来的风险.
结论:
- 术前贫血,无论严重程度如何,是主要非心脏手术后30天发病率和死亡率增加的独立预测因素.
- 治疗手术前贫血可能对改善这种手术患者群体的患者安全和结果至关重要.
- 这些发现强调了手术前贫血作为术后护理中可修改的风险因素的重要性.
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