RESUMO
Objective:To describe the prevalence of anxiety disorders and distribution in Chifeng City,and explore the related risk factors and health service seeking.Methods:Individuals aged 18 years and over were sampled by stratified,probability-proportional-to-size sampling,randomized cluster sampling in Chifeng City through November,2010 to April,2011.All respondents were interviewed by trained interviewers face-to-face.The Composite International Diagnostic Interview-3.0 Computer Assisted Personal Interview (CIDI-3.0-CAPI) was used to diagnose anxiety disorders according to the criteria and definition of the Diagnostic and Statistical Manual of Mental Disorders,Fourth Edition (DSM-Ⅳ).Single and multivariate analysis were applied to explore risk factors of anxiety disorder.Results:Totally 4528 subjects were interviewed with CIDI-3.0-CAPI.The 12-month prevalence rate of anxiety disorders was significantly higher in rural area than in urban area (4.62％ vs.2.61％,P ＜0.01).The rate was significantly higher in female than in male (4.92％ vs.2.82％,P ＜0.01).The rate was significantly higher in the unmarried,the divorced and the widowed than in the married (5.91％ vs.3.70％,P ＜0.01).Logistic regression analysis indicated that dwelling in urban areas and education level of 7-9 years were the protective factors of anxiety disorders,while being female,unmarried,divorced or widowed were the risk factors of anxiety disorders.It was found that only 3.1％ of the patients with anxiety disorders reported to seek help from psychiatrists.Conclusion:The anxiety disorder is a common mental disorder in Chifeng City,while few people with anxiety disorders seek mental health professionals.Therefore,it should be paid attentions to anxiety disorder,especially in rural area,women,and low educated people for enhancing mental health service and knowledge popularization.