A survey of the prevalence of diabetes mellitus in adults of Zhejiang province

Objective To study the epidemiological characteristics of diabetes mellitus and awareness rate in Zhejiang adults.Method A total of 17 437 adults from 15 counties were randomly selected with stratified multi-stage cluster sampling method from July to November,2010.Each participant was required to complete a set of standardized questionnaire,physical examination,and blood specimen collection.Results The overall standardized rate of diabetes mellitus was 5.94％ ( crude prevalence 8.80％ ).It was increased by 96.67％ during past 8 years,as compared with the prevalence 3.02％ in 2002.The standardized rate of diabetes mellitus of the urban and rural area were 7.52％ and 5.19％ ( crude prevalence 11.33％ and 7.09％ ),respectively.The standardized rate of diabetes mellitus in the urban was higher than rural ( u =6.58,P＜0.05 ).The standardized rate of diabetes mellitus of the male and the female were 5.74％ and 6.15％ ( crude prevalence 8.36％ and 9.13％ ),respectively,without significant difference ( u =1.39,P＞0.05 ).The awareness rate of diabetes mellitus was 59.19％ ( 56.66％ in male and 61.23 ％ in female,x2 =3.26,P＞0.05 ).The awareness rate of the urban was higher than the rural (63.47％ vs 54.69％,x2=12.20,P＜0.01 ).Conclusion The prevalence of diabetes mellitus showed a rapidly rising trend in Zhejiang province.The effective intervention should be taken at its early stage. Key words: Diabetes mellitus;  Prevalence;  Awareness rate