本文对101例乙型病毒性肝炎(简称乙肝)病人进行1:1配对病例对照研究,采用了条件Logistic回归分析方法进行乙肝发病的多危险因素分析,结果表明乙肝接触史、餐馆就餐、家族肝病史,毒物接触史、过去肝病史、喝酒和配偶乙肝史等七个因素有乙肝发病的危险。特别是乙肝性传播和乙肝环境污染造成感染问题,应当引起人们的特别注意。 In this paper, 101 cases of hepatitis B (hepatitis B) patients with 1: 1 matching case-control study, the use of conditional Logistic regression analysis of multiple risk factors for hepatitis B analysis, the results show that hepatitis B exposure history, restaurant dining, family history of liver disease History, the history of exposure to poison, the history of the past liver disease, alcohol consumption and spouse hepatitis B history of seven factors such as the risk of hepatitis B. In particular, the problem of infection caused by hepatitis B virus transmission and environmental pollution by hepatitis B should receive special attention.