北京东城中老年人群血压与某些营养因素的调查

Survey on hypertension and nutrition factor in middleaged and older aged population in East District of Beijing

随机抽样的８６８名中老年人（３５～７４岁）调查结果：该人群高血压患病率为２４％，４５～５９岁组（中年组）及６０～７４岁（老年组）患病率分别是１９．７％和３４．７％，老年组显著高于中年组。老年组体重超重达４３％以上。膳食调查高血压患者每日食盐及膳食钠平均摄入量分别为１３．５ｇ和５６７０ｍｇ，比血压正常者摄入量高。经多元回归分析，其年龄、体重及膳食钠进入方程与血压呈正相关。

A survey on the relation between hypertension and nutritional status was carried out in 868 middle-aged and older aged population (aged 35～74 years) selected by a 2-step randomly sampling procedure from four regions of the East District in Beijing. The results showed that the overall prevalence of hypertension were 19.7% and 34.7% in middle-aged (45～59 years) and the older aged group (60～74 years) respectively.Over 43% of older aged population were overweight. The daily intake of table salt and dietary sodium were 13. 5g/d and 5670mg/d respectively, which were higher in hypertensive patients than those in normals. The age. body weight and dietary sodium were found positively related to hypertension in multiple regrlssion analysis.