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以浙江省嘉兴市１９９６ 年的１０３ 例确诊的甲肝散发病人为研究对象，进行１∶１ 配比的病例对照研究，用条件Ｌｏｇｉｓｔｉｃ回归模型进行多因素分析得出甲肝发病的危险因素。按ＯＲ值由大到小排列依次是：接触甲肝病人、在外就餐、家庭收支状况差、就餐点卫生条件差、家庭卫生设施差。建议对其中的某些可干预因素采取针对性的预防措施
A case-control study of 103 patients with confirmed hepatitis A in 1996 in Jiaxing City, Zhejiang Province was carried out. A case-control study with a 1: 1 ratio was conducted. Logistic regression model was used to analyze the risk factors for the pathogenesis of hepatitis A. According to the OR value from big to small, the order is: contact with hepatitis A patients, eating out, poor family income and expenditure, poor sanitary conditions at the meal, poor sanitary facilities in the family. It is advisable to take targeted precautions with regard to some of these intervening factors