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铁摄入量与高血压的关联,铁摄入量会降低血压吗?
Mahdi Mousavi Mele1, Atefeh Tahavorgar2, Zahra Salimi3
1Department of Nutrition, School of Public Health, International Campus, Tabriz University of Medical Sciences, Tabriz, Iran.
Cardiovascular toxicology
|April 1, 2024
概括
饮食中的铁摄入量可能会降低高血压风险. 这项研究在伊朗人群中发现铁消耗与高血压 (HTN) 之间的反向关联,表明有保护作用.
科学领域:
- 营养科学 营养科学
- 心血管健康 心血管健康
- 流行病学 流行病学
背景情况:
- 高血压 (HTN) 是一个重要的全球健康问题.
- 以前关于铁摄入量与HTN风险之间的联系的研究已经产生了不一致的结果.
- 了解影响血压的饮食因素对于公众健康至关重要.
研究的目的:
- 调查饮食铁摄入量与伊朗成年人口高血压风险之间的关联.
- 澄清有关铁和高血压的现有文献中不一致的发现.
- 为了提供有关食铁在特定人口群体中血压调节中的作用的数据.
主要方法:
- 一项涉及4184名35至70岁的参与者在伊朗萨布泽瓦尔进行的病例控制研究.
- 1239名参与者被诊断为高血压 (HTN) 和2945名正常血压 (BP).
- 饮食中铁的摄入量使用食物频率问卷 (FFQ) 进行评估,并使用营养学家IV软件进行分析.
主要成果:
- 在饮食中的铁摄入量和高血压之间观察到一个逆相关性 (OR=0.97,95% CI:0.94-0.99,P=0.04).
- 在调整了年龄,性别,吸烟,酒精消费,卡路里摄入量和BMI (OR=0.94,95%CI:0.89-0.98,P=0.01) 等潜在混因素后,这种关联在统计学上仍然显著.
结论:
- 饮食中的铁摄入量与伊朗受研究人口的高血压风险相反相关.
- 研究结果表明,食中的铁对高血压有潜在的保护作用.
- 建议进行进一步的纵向研究,以确认这些发现并探索涉及的机制.
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