基于天然尿素的查和合作治疗心力衰竭:STOP-HF随机试验
Mark Ledwidge1, Joseph Gallagher, Carmel Conlon
1Chronic Cardiovascular Disease Management Unit, St Vincent's Healthcare Group/St Michael's Hospital, Dublin, Ireland.
JAMA
|July 4, 2013
概括
脑内尿素 (BNP) 查和协作护理显著减少了风险人群的左心室功能障碍和心力衰竭. 这种方法为预防心力衰竭提供了一个有希望的策略.
科学领域:
- 心脏病学和心血管医学
- 预防性心脏病学 预防性心脏病学
- 心脏病的诊断生物标志物 在心脏病的诊断生物标志物
背景情况:
- 由于心力衰竭的患病率日益增加,预防心力衰竭的策略至关重要.
- 早期发现左心室 (LV) 功能障碍是预防心力衰竭进展的关键.
- 脑性尿素 (BNP) 是心脏应变的公认生物标志物.
研究的目的:
- 评估使用BNP测试和协作护理的查计划的有效性.
- 降低风险人群中新诊断的心力衰竭和LV缩/腹缩功能障碍的发生率.
- 评估这项干预对心血管事件住院治疗的影响.
主要方法:
- 一个并行组随机试验 (圣文森特查预防心力衰竭研究) 涉及1374名患有心血管风险因素的参与者.
- 参与者被随机分配到通常的初级保健或用BNP测试进行查.
- 干预组的BNP≥50 pg/mL接受了心声回声和合作的专家护理.
主要成果:
- 干预组显示主要终点 (带有或没有心力衰竭的LV功能障碍) 的显著降低:5.3%与对照组 (OR,0.55;P=.003) 的8.7%相比.
- 在干预组中,无症状的LV功能障碍的发生率较低 (4.3%对6.6%;P=.01).
- 在干预组中,由于主要心血管事件而紧急住院的病例明显较低 (发生率比,0.60;P=.002).
结论:
- 基于BNP的查与协作护理相结合,有效地降低了风险患者的LV缩功能障碍,腹功能障碍和心力衰竭的综合发病率.
- 这种综合护理模式在预防心血管不良结果方面产生了重大影响.
- 这些发现支持在初级保健中实施BNP查协议,以预防心力衰竭.
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