WCC 2014:RDW可预测心衰患者死亡风险

2014-05-15 cath 编译 医学论坛网

天津医科大学第二附属医院李广平等进行了一项前瞻性队列研究的荟萃分析,旨在评估红细胞分布宽度(RDW)与心力衰竭(HF)患者临床转归的潜在相关性。结果表明,高水平的RDW可预测HF患者的死亡或再入院风险增加。 研究者们在电子数据库上(PubMed、 Ovid、Embase 和Science网)检索了于2013年8月及以前发表的研究。纳入评估RDW与HF患者转归的前瞻性队列研究。利用定位

天津医科大学第二附属医院李广平等进行了一项前瞻性队列研究的荟萃分析,旨在评估红细胞分布宽度(RDW)与心力衰竭(HF)患者临床转归的潜在相关性。结果表明,高水平的RDW可预测HF患者的死亡或再入院风险增加。


研究者们在电子数据库上(PubMed、 Ovid、Embase 和Science网)检索了于2013年8月及以前发表的研究。纳入评估RDW与HF患者转归的前瞻性队列研究。利用定位效应(fix-effects)和随机效应模型评估整体效应,利用Q统计值和I2统计值测试研究的异质性,用Begg漏斗图和Egger回归测试评估已发表文章的潜在偏倚。

结果包括41959例受试者的20项前瞻性队列研究符合该研究标准。RDW中位值为13.1%至15.6%,RDW每增加1%,受试者整体死亡和再入院风险增加18.6%(校正危险比为1.186,P<0.001)。不同研究中之间的异质性检测有显著性差异(P<0.001)。亚组分析显示,与慢性HF患者相比,RDW与HF患者的全因死亡或再入院风险有较强的相关性(危险比1.249,P<0.001)。进一步的分析显示,不同类型的HF可能解释这种异质性。

文章译自本届世界心脏病学大会(WCC 2014)的口头报告摘要,摘要号为O115。

口头报告摘要标题:Prognostic value of Red Blood Cell Distribution Width in the Patients with Heart Failure: A Meta-analysis

作者:Tong Liu*, Qingmiao Shao, Guangping Li

Department of Cardiology, Second Hospital of Tianjin Medical University, Tianjin, China


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