目的 比较分析中国糖尿病患者和非糖尿病居民年医疗费用及其变化趋势,评估糖尿病个人和家庭额外医疗费用及经济负担.方法 利用“中国健康与营养调查(CHNS)”数据,采用特征分数配比法根据特征变量,对糖尿病患者和非糖尿病居民匹配出的679对研究对象进行数据分析.结果 2000-2009年糖尿病患者与非糖尿病居民年人均医疗费用的差值从3361.93元增长至6608.48元；两组研究对象的费用比值约为4倍、个人经济负担和家庭经济负担的比值约为4～5倍.结论 与非糖尿病居民相比,中国糖尿病患者年人均医疗费用明显较高,绝对费用增长幅度显著,个人经济负担和家庭经济负担较重.%Objective To compare the medical expenditure and its trend for diabetes mellitus and non-diabetes mellitus and to assess the direct economic burden of diabetes for individuals and families.Methods Using data from the China Health and Nutrition Survey (CHNS),propensity scores matching (PSM) was used to match diabetes mellitus and non-diabetes mellitus according to the related characteristic variables.Data from 679 pairs of objects was then compared.Results From 2000 to 2009,gaps of annual medical expenditure from diabetes mellitus and non-diabetes mellitus showed an increase,from 3361.93 to 6608.48 Yuan,with the ratios of medical expenditure about 4 times.The ratios of personal economic burden and family economic burden had an increase of about 4-5 times.Conclusion Compared with non-diabetes mellitus,the annual medical expenses was significantly higher among patients with diabetes mellitus.The absolute cost appeared a dramatic increase,along with the personal and familiar economic burden.
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