铁路工地流动人口自杀意念和自杀未遂的影响因素分析

目的了解建筑工地流动人口的自杀意念、自杀未遂的出现率及其危险因素。方法采用面对面调查的方式对合肥市铁路施工单位943名在外施工的流动人口进行问卷调查，通过Logistic回归分析筛选其危险因素。结果自杀意念和自杀未遂终生发生率分别为3．18％和0．95％；多因素分析显示两者的共同影响因素为近一个月与家人的关系好坏。结论未婚、高中及以上文化、工作环境／条件差、与家人的关系差者为建筑工地流动人口出现自杀意念的高危人群，需投入更多的关注以预防自杀。

Survey of Suicidal Ideation and Suicide Attempts in the Migrant Workers in Railway Construction

Objective To describe the prevalence and to explore the risk factors for suicidal ideation and suicide attempt among migrant workers in railway construction sites. Methods 943 migrant workers in railway construction sites were surveyed about the characteristics of suicidal ideation and suicide attempts. Logistic regression analysis was used to explore risk factors for suicidal ideation and suicide attempt. Results The lifetime prevalences of suicidal ideation and suicide attempt were 3.18% （95% CI： 2. 07% - 4. 32% ） and 0. 95% （ 95% CI： 0. 33% - 1.57% ）, respectively. Univariate and multivariate Logistic regression analysis found that family relations in recent one month was influencing factor for both suicidal ideation and suicide attempt. Conclusion Migrant workers in railway construction sites who were unmarried, with senior high school education or higher and badly employment conditions or family relations were a high risky group for suicidal ideation. We should pay greater attention to prevention of suicide.