目的:分析肥胖者和正常人,以及患有高血压和正常人的膳食结构的特征。方法:采用“中国健康与营养调查”研究中的数据来分析,选取了2010年调查中18-65岁成人的人作为研究的对象。采取主成分分析法来进行研究。结果:肥胖者和非肥胖者的膳食情况不一样,高血压和非高血压者的膳食结构也不一样。但是,肥胖人群和高血压人群在膳食结构上基本相同。结论:高血压和肥胖这两种疾病存在一定的联系,两者的膳食结构都是导致疾病的原因之一。 PURPOSE: To analyze the characteristics of dietary patterns in obese and normal subjects, as well as those with hypertension and normal individuals. Methods: The data from the “China Health and Nutrition Survey” were used to analyze and select the adults aged 18-65 in the 2010 survey as the research object. Principal component analysis is used to study. Results: The diet of obese and non-obese people is different. The dietary structure of hypertensive and non-hypertensive people is also different. However, obese and hypertensive populations are essentially the same in diet. CONCLUSIONS: There is a link between hypertension and obesity, both of which contribute to the disease.