高血压是指体循环动脉血压增高,是常见的临床综合征,常伴有心、脑、肾等器官功能或器质性改变。2002年全国营养与健康调查显示,我国18岁及以上居民高血压患病率为18.8%,估计全国患病人数达1.6亿之多,并有继续增加的趋势[1]。国内外经验表 Hypertension refers to systemic arterial hypertension, is a common clinical syndrome, often accompanied by heart, brain, kidney and other organ functions or organic changes. According to the National Nutrition and Health Survey in 2002, the prevalence of hypertension among Chinese residents aged 18 and over was 18.8%. It is estimated that the number of patients in the country reached as much as 160 million and there is a continuing trend of increase [1]. Domestic and international experience table