对血红蛋白水平和主要心血管事件的纵向分析
Lisa Le Gall1, Natalia Alencar de Pinho2, Jérôme Harambat1,3
1Univ. Bordeaux, INSERM, Institut Bergonié, BPH, U1219, Bordeaux, France.
概括
与男性相比,患有慢性病 (CKD) 的女性在患有贫血时面临更高的重大心血管不良事件 (MACE+) 风险. 这种贫血风险的性别差异强调了对慢性病患者量身定制的治疗策略的需要.
科学领域:
- 腎臟病學 (nephrology) 是一種醫學專業.
- 心脏病学 心脏病学
- 内部医学 内部医学
背景情况:
- 慢性病 (CKD) 的标准贫血管理缺乏年龄和性别特定的风险分层.
- 对非透析CKD患者来说,调查与血红蛋白相关心血管风险的性别差异至关重要.
研究的目的:
- 评估非透析CKD患者中血红蛋白水平和主要心血管不良事件 (MACE+) 之间的性别和年龄特定关联.
- 为了确定MACE+的风险是否在不同年龄组的CKD男性和女性之间有所不同.
主要方法:
- 利用了CKD-REIN队列的5年纵向数据,包括患有CKD2-5阶段的患者,而不是使用红色素形成刺激剂 (ESA).
- 定义MACE+为心血管死亡,心肌梗塞,中风或急性心力衰竭住院治疗.
- 在性别和年龄小组 (≤70 vs. >70岁) 中使用因果特定的Cox模型来估计血红蛋白水平的危险比率 (HR),调整为膜过率和转激素和度.
主要成果:
- 血红蛋白与MACE+风险之间的关联显示男性呈现线性模式,女性呈现J形状.
- 与11.5g/dL相比,血红蛋白10.5g/dL在年轻女性中增加了60%的MACE+危险,在年长女性中增加了70%.
- 相应的MACE+危险增加在年轻男性中为30%,在老年男性中为20%,这表明女性的相关性更强.
结论:
- 与没有接受ESA治疗的CKD男性相比,女性的贫血和MACE+风险增加之间存在明显更强的关联.
- 这些发现突出了与CKD中贫血相关的心血管风险的关键性别差异.
- 鉴定的性别特异性风险应指导未来临床试验的设计,用于治疗慢性病患者的贫血症.
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