自由甲素水平与高血压患者死亡率之间的相关性
Zhuang Chen1,2, Jing Feng3, Quanxin Wang4
1The First Clinical Medical College of Shandong University of Chinese Medicine, Jinan, Shandong, P.R. China.
概括
较高的自由甲状腺素 (FT4) 水平与高血压患者全因死亡风险的增加有关. 这一发现突显了FT4作为该人口中死亡率的潜在预后标志物.
科学领域:
- 内分泌学 在内分泌学.
- 心血管医学 心血管医学
- 流行病学 流行病学
背景情况:
- 高血压是一个重要的全球健康问题,与死亡率的增加有关.
- 甲状腺激素,特别是自由甲状腺素 (FT4),在新陈代谢调节中起着至关重要的作用.
- 在高血压患者中,FT4水平与死亡率之间的关系尚不完全理解.
研究的目的:
- 为了研究自由甲状腺素 (FT4) 水平与高血压患者队列中全因死亡率之间的关联.
- 确定FT4水平是否可以作为高血压患者死亡率的独立预测指标.
主要方法:
- 分析了3365名美国成年人参与2007-2012年国家健康和营养检查调查 (NHANES) 的数据.
- 使用加权考克斯回归,卡普兰-梅尔生存分析和限制立方线 (RCS) 模型.
- 根据共变量进行调整,并进行子组和灵敏度分析以确保稳定性.
主要成果:
- 在高血压患者中,FT4水平 (连续) 和全因死亡率 (HR=1.08,P<.001) 之间观察到正相关性.
- 与最低四分位数 (HR=1.47,P=.045) 相比,FT4的最高四分位数与明显更高的全因死亡风险有关.
- 卡普兰-梅尔曲线表明,FT4高四分位数 (Q3,Q4) 的死亡率更高,而RCS则显示出非线性增长趋势.
结论:
- 自由甲状腺素 (FT4) 水平与高血压患者全因死亡风险的增加显著相关.
- 升高的FT4水平可能代表高血压患者的新风险因素或死亡率标志物.
- 这些发现强调了在高血压患者的风险分层中考虑甲状腺功能的重要性.
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