拉萨市区藏族中老年人群糖尿病患病率粗筛

目的 了解拉萨市区藏族中老年人群糖尿病患病情况及分布特点。方法 采用在居民集中区普查的方法对4851例藏族中老年人群进行饮食结构、体力活动问卷调查及空腹、餐后2h血糖和(或)口服葡萄糖耐量检查。结果 拉萨市区藏族中老年人群糖尿病患病率为6．8％，糖耐量低减为11．6％，他们的体重指数超标、体力活动少和血压高者其糖尿病、糖耐量异常的患病率明显高于正常人群。结论 肥胖、高血压、过多脂肪和蛋白的摄入、运动量减少和低文化程度是拉萨市区藏族中老年人群糖尿病的危险因素。

A screening survey of diabetes mellitus in the middle-aged and elderly Tibetan population of Lhasa city

Objective To stud y the epidemiological features of prevalence and distribution of diabetes mellit us in the middle-aged and elderly Tibetan living in Lhasa City. Methods Diet and physical activities were studied in 4851 subjects in residential areas by general survey. Fasting bl ood gluc ose, 2 h postprandial blood glucose and/or oral glucose tolerance test were use d as screening methods for diabetes mellitus. Results The prevalences of diabetes and impaired glucose tolerance (IGT) in the m iddle-aged and elderly Tibetan living in Lhasa were 6.8% and 11.6% respectively . The investigation showed a higher body mass index, less physical activities, a nd higher blood pressure in subjects with diabetes and IGT than those in normal controls. Conclusion Obesity, higher blood pres sure, high fat and protein intake, less physical activity and low education are the risk factors of diabetes in the middle-aged and elderly Tibetan population.