关于改善心力衰竭功能状况的低能耗饮食的多民族,多中心主治对照试验协议,使用保存的喷射分数 (AMEND Preserved) 改善心力衰竭的功能状况
Joanna M Bilak1, Iain Squire1, Joanne V Wormleighton1
1Department of Cardiovascular Sciences, University of Leicester and the National Institute for Health Research Leicester Biomedical Research Centre, Glenfield Hospital, Leicester LE3 9QP, UK.
BMJ open
|January 29, 2025
概括
这项研究调查了低能耗餐替代计划 (MRP) 是否改善肥胖和心力衰竭患者的运动能力和生活质量. 结果将为HFpEF管理的MRP有效性提供信息.
科学领域:
- 心脏病学 心脏病学
- 代谢障碍 代谢障碍 代谢障碍
- 临床试验 临床试验
背景情况:
- 保持喷射分数 (HFpEF) 的心力衰竭显著损害了运动耐受性,特别是在肥胖个体中.
- 低能耗餐替代计划 (MRPs) 显示了减肥和心脏益处的潜力.
- 需要实用随机试验来评估MRP在多民族HFpEF队列中的疗效.
研究的目的:
- 评估MRP导向的减肥对肥胖患者和HFpEF患者运动不耐受性的影响.
- 评估症状的变化,生活质量和心血管改造.
- 探索在多元化,多民族人口中的有效性.
主要方法:
- 一个前性的,多中心的,开放的标签,盲目的终点随机对照试验,涉及110名HFpEF参与者.
- 12周低能耗MRP (810千卡/天) 与指导方针驱动的护理与健康指导的比较.
- 通过六分钟步行测试 (6MWT) 和心脏MRI测量的主要结果; 通过堪萨斯城心肌病问卷 (KCCQ) 测量次要结果.
主要成果:
- 主要结果:在6MWT期间步行距离的变化.
- 主要成像终点:心脏MRI上左心房体积的变化与高度指数.
- 二级终点:KCCQ症状和生活质量得分的改善.
结论:
- 这项研究将提供关键数据,了解MRPs对治疗运动不耐症和改善HFpEF肥胖患者心血管健康的有效性.
- 研究结果将为这种不断增长的人口提供临床实践和患者管理策略的信息.
- 试验的多民族设计提高了结果的概括性.
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