西安市居民膳食铁摄入量与高血压罹患的相关性研究

The Relationship Between Dietary Iron Intake and Hypertension in Residents of Xi’an City

目的:分析西安市居民膳食铁摄入量与高血压罹患的相关关系,为西安市高血压病的膳食防治提供科学依据。方法:选取西安市1 358名45岁及以上社区居民,采用自编健康危险因素评估问卷调查个人基本信息、膳食摄入情况、健康状况、生活方式等信息,根据每日食物摄入种类及数量计算膳食铁摄入量,探索影响铁摄入的因素,并分析铁摄入量与高血压罹患的相关关系。结果:西安市45岁及以上居民高血压患病率为28.27%;初中及以上文化水平的人较小学及以下学历的人群膳食铁摄入量高(P<0.05),饮酒的人群较不饮酒的人群膳食铁摄入量高(P<0.05);校正混杂因素后,膳食铁摄入量与高血压患病呈正相关(P<0.05)。结论:西安市居民膳食铁摄入量与高血压罹患相关,提示减少含铁食品的摄入对于减少高血压发生具有重要作用。

Objective To analyze the relationship between dietary iron intake and hypertension in residents of Xi'an city to provide evidence for dietary prevention and treatment for hypertension.Method Totally 1 358 residents aged 45 years or older in Xi'an city were selected to collect their basic information,dietary intake information and health status by self-designed health risk factors assessment questionnaire.The amount of iron was calculated according to the types and quantities of daily food intake,and the related factors affecting iron intake were explored.The relationship between iron intake and hypertension was analyzed.Result The prevalence of hypertension was 28.27%among residents aged 45 years or older in Xi'an city.The dietary iron intake of people with highly educated was higher(P<0.05),and the dietary iron intake of people who drank alcohol was higher than that of people who did not drink(P<0.05).After adjusting the confounding factors,the intake of dietary iron was positively correlated with hypertension(P<0.05).Conclusion There are risk factors for hypertension in the dietary iron of residents in Xi'an city,and iron-containing food intake should be reduced.