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丙型肝炎病毒(HCV)主要经血行传播而致感染,但仍有40％～50％的丙型肝炎患者感染途径不明。本研究选择口腔专业相关人群进行观察,以探讨本病与职业的相关性。 1 材料与方法 1.1 纳入对象 口腔专科医院及综合医院口腔科各专业医护人员与学生、药房工作人员、行政人员、家属和病员。首次调查2011人,2年以后再次调查1586人,其中517例(首次为阴性结果者)为定群调查。 1.2 调查内容及方法 按人员职业共分成10组,每人静脉采血5ml,分离血清后,置-20℃保存,以华怡生物技术有限公
Hepatitis C virus (HCV) is mainly transmitted through the bloodstream and causes infection. However, 40% to 50% of hepatitis C patients still have unknown routes of infection. This study selected the relevant population of oral professional observation, to explore the disease and occupation relevance. 1 Materials and Methods 1.1 Inclusion Stomatology and General Hospital of Stomatology professional medical staff and students, pharmacy staff, administrative staff, family members and patients. The first survey of 2011 people, again after 2 years survey of 1586 people, of which 517 cases (for the first time negative results) for the subgroup investigation. 1.2 The contents and methods of investigation by occupation were divided into 10 groups, each vein blood 5ml, after separation of serum, set -20 ℃ save to Huayi Biotechnology Co., Ltd.