摘要
对1986年9月～1988年4月新疆南疆地区成型肝炎流行进行了病例-对照研究,经用分层分析、配对分析和Logistic回归分析筛选的11个因素中,钦生水、常赶集、接触肝炎病人和常吃市售不洁食品为本病流行的主要危险因素。在上述分析中,钦生水的相对危险性分别为3.7、3.2、和2.3。其他3个危险因素则为2左右。
Case-control study was used to analyze the risk factors of epidemic of Hepatitis E in high incidence area, the southern part of Xinjizng from September 1986 to April 1988. A total of it fact- ors for HE were investigated. The data were de- aled with stratified analysis, matched analysis and Logistic regression analysis. As a result, 4 fac- tors were found to be statistically assoiated with the illness, The order were follow: polluted drink- ing water, direct contact with the patient and food contamination. The relative risk of polluted drin- king water was estimated to be 3. 7, 3. 2 and 2.3 respectively. The RR of another 3 factors were around 2.
