对充血性心力衰竭和肺动脉导管治疗有效性的评估研究:ESCAPE试验
Cynthia Binanay1, Robert M Califf, Vic Hasselblad
1Duke Clinical Research Institute, Durham, NC, USA.
JAMA
|October 6, 2005
概括
肺动脉导管 (PAC) 并没有显著改善心力衰竭住院患者的结果. 虽然PAC使用增加了不良事件,但它没有影响死亡率或住院时间.
科学领域:
- 心脏病学 心脏病学
- 关键护理医学 关键护理医学
- 临床试验 临床试验
背景情况:
- 肺动脉导管 (PAC) 用于指导治疗,但引起了人们对住院患者死亡率增加的担忧.
- 严重的症状和复发性心力衰竭带来了重大管理挑战.
研究的目的:
- 评估PAC在患有严重心力衰竭住院患者使用的安全性和有效性.
- 为了确定PAC引导治疗是否与单独的临床评估相比,改善了临床结果.
主要方法:
- 一项随机对照试验 (ESCAPE) 涉及433名患有严重心力衰竭的患者.
- 患者被分配到以临床评估加PAC或仅临床评估为指导的治疗.
- 主要终点:6个月内离开医院的生存日;次要终点:运动,生活质量,生化和心声学变化.
主要成果:
- 使用PAC并没有显著影响出院生存日数 (133 vs 135天) 或整体死亡率 (10% vs 9%).
- 在PAC组中,住院不良事件更频繁 (21.9%对11.5%).
- 两组患者的症状和生活质量均有所改善,PAC组的某些生活质量指标的改善趋势更为明显.
结论:
- 对体积过载的治疗改善了心力衰竭的迹象和症状,无论使用PAC.
- 将PAC添加到临床评估中增加了不良事件,但没有影响死亡率或住院时间.
- 未来的研究应该专注于非侵入性评估和定制的治疗策略,以提高生存时间和生活质量.
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