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目的:为了探明青藏高原红细胞增多症(HAPC)在不同群体的患病率及分布和有关患病因素及危险因素。以为本症的防治措施提供科学依据;方法:采用流行病学自然人群调查并按全国统一诊断标准,对青藏高原广大地区,按三个不同海拔高度范围(2261~2980m、3218~3968m,4066~5226m)的青海省内12个自然村落不同高原适应水平人群共5113人进行了调查,按人群患病率计算并作了患病因素的分析;结果与结论:总患病率为3.2%,随海拔高度增高患病率有明显增高(P<0.01),世移居间患病率亦有明显差别,移居汉族明显高于世居藏族(P<0.001),此外,年龄、性别、病期、职业与该病发生有关
Objective: To investigate the prevalence and distribution of HAPC in different populations and related risk factors and risk factors in Tibetan Plateau. To provide scientific basis for prevention and treatment of this disease.Methods: According to the epidemiological natural population survey and according to the unified national diagnostic criteria, 5226m) were surveyed in 511 villages in 12 natural villages with different altitude in Qinghai province. The prevalence was calculated and analyzed according to the prevalence of the disease. Results and conclusion: The overall prevalence was 3.2% (P <0.01). The prevalence of inter-migrants was also significantly different from that of the native Tibetans (P <0.001). In addition, the age, Sex, duration, occupation and the occurrence of the disease