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目的调查西北某县吸食安钠咖人群健康状况。方法采用多阶段系统整群抽样的方法,招募年龄在18~65周岁,一生中有过注射吸食安钠咖经历的成年村民。应用统一的调查问卷,采用不记名方式对调查对象进行访谈,同时尽量采集每例调查对象5 ml血液,进行HIV、梅毒钩端螺旋体及丙型肝炎病毒(HCV)抗体检测。结果发现HCV阳性者27例,TP阳性者16例,HIV无阳性病例。结论该县近年来吸食安钠咖的现象依然存在,静脉注射传播不是该县丙肝感染的主要传播方式,需进一步深入调查。
Objective To investigate the health status of people taking sodium benzoate in a county in Northwest China. Methods A multistage systematic cluster sampling method was used to recruit adult villagers aged 18-65 years who had been treated with sodium benzoate during their lifetime. A unified questionnaire was used to interview the respondents by anonymity. At the same time, 5 ml of blood samples were collected from each subject for HIV, syphilis test of Leptospira and hepatitis C virus (HCV) antibody. The results found that 27 cases of HCV-positive, TP-positive in 16 cases, HIV-positive cases. Conclusion The phenomenon of sodium benzoate smoking still exists in this county in recent years. Intravenous injection is not the main mode of transmission of hepatitis C infection in this county and further investigation is needed.