在B期心力衰竭的老年患者中,短物理性能电池的预后价值:前性队列研究
BMC geriatrics
|December 6, 2025
概括
短物理性能电池 (SPPB) 可以预测B期心力衰竭的老年人死亡率. 在SPPB上6个点的门,而不是9个,更好地识别高风险个人.
科学领域:
- 老年学是一门学科.
- 心脏病学 心脏病学
- 临床流行病学临床流行病学
背景情况:
- 目前,B阶段心力衰竭 (HF) 风险分层忽视了功能状态.
- 短物理性能电池 (SPPB) 的预后价值对于B期HF的老年人死亡率是未知的.
- 本研究评估了SPPB与死亡率的关联及其与传统指标相比的增量预测价值.
研究的目的:
- 评估SPPB与老年人B期高血压炎全因死亡率之间的关联.
- 建立一个最佳的SPPB风险分层门.
- 与传统心脏指标相比,确定SPPB及其子测试的增量预后值.
主要方法:
- 一项前性队列研究,对527名年龄≥65岁的B期肝炎患者进行了5年的随访.
- 用多变量考克斯回归和受限制的立方线索分析所有原因的死亡率.
- 使用AUC,IDI,cNRI和DCA评估SPPB的增量预测值,重点是6点的值.
主要成果:
- 一个SPPB值≤6与三倍高的任何原因死亡风险相关 (HR=3.29).
- 与传统的9点值相比,6点SPPB值显示出更高的预测性能 (AUC=0.840).
- 步行速度,SPPB子测试,提供了最强的增量预后值 (AUC=0.833).
结论:
- 在老年人中,SPPB是B期高血压的独立死亡预测因子.
- 6个点的SPPB门比传统的9个点的门更有效地改善了风险歧视.
- 结合SPPB,特别是步行速度,可以提高B期高血压风险的预后评估和风险分层.
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