高血压是常见病和多发病,严重威胁人类健康,同时也是心血管疾病发病的危险因素。一些研究表明,肥胖是高血压的危险因素,肥胖的年龄越早,肥胖的程度越高,发生高血压的危险越大,而且使发病的年龄提前[1-3]。因此,研究儿童青少年发生肥胖的危险因素,探讨体质量指数与血压的关系有 Hypertension is a common disease and frequently-occurring disease, a serious threat to human health, but also a risk factor for the development of cardiovascular disease. Some studies have shown that obesity is a risk factor for hypertension, the earlier age of obesity, the higher the level of obesity, the greater the risk of hypertension, but also the age of onset earlier [1-3]. Therefore, the study of children and adolescents risk factors for obesity to explore the relationship between body mass index and blood pressure