与跑步机运动压力测试相关的健身和死亡结果与超最大峰心率相关
Parth S Patel1, Samuel Heller2, Kathryn F Larson2
1Department of Internal Medicine, Mayo Clinic, Rochester, MN, United States of America.
The American journal of cardiology
|May 10, 2025
概括
在跑步机测试期间达到最高心率 (预测年龄峰值的≥105%),表明身体更健康,并与较低的死亡风险有关. 亚最大心率 (<85%) 与健康状况下降和死亡率增加有关.
科学领域:
- 心脏病学 心脏病学
- 运动生理学 运动生理学
- 预防医学 预防医学
背景情况:
- 在跑步机运动测试 (TMET) 上无法达到年龄预测的峰值心率 (APPHR),与体力减弱和死亡率升高有关.
- 在TMET期间达到最高心率 (≥105%APPHR) 的临床影响仍然不完全理解.
研究的目的:
- 研究TMET期间达到最高心率与功能性有氧能力 (FAC) 和全因死亡率之间的关系.
- 根据APPHR成就对患者进行分层,并分析相关的健康结果.
主要方法:
- 从梅奥的压力数据库 (1993-2010) 追溯分析了18961名30岁以上的患者,没有心血管疾病或抗慢性药物治疗.
- 根据APPHR的成绩,患者被分为以下几组:<75%,75%至84%,85%至94%,95%至104%,≥105%.
- 通过ANOVA评估功能性有氧能力 (FAC);使用Cox危险回归分析全因死亡率,并对混因素进行调整.
主要成果:
- 达到亚最大APPHR (<85%) 的患者表现出明显较低的FAC (76.4%和83.5%分别为<75%和75%至<85%的组).
- 达到最高最大APPHR (≥105%) 的患者表现出明显更高的FAC (102.0%).
- 亚最大APPHR与明显更高的死亡风险相关 (调整后HR为<75%的2.36和75%至<85%的1.93). 超最大APPHR与显著降低的死亡风险有关 (调整HR为0.83).
结论:
- 在TMET期间达到最高心率 (≥105%APPHR) 与显著更高的功能性有氧容量有关.
- 在TMET上达到最大心率独立地与较低的全因死亡风险有关.
- 亚最大APPHR (<85%) 表明身体健康降低,并与死亡风险增加有关.
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