乐山市2004～2005年食品、公共场所从业人员HBsAg感染状况分析

ANALYSIS OF THE INFECTION STATUS OF HBSAG AMONG WORKERS IN FOOD INDUSTRY AND PUBLIC PLACES OF LESHAN CITY FROM 2004 TO 2005

[目的]分析乐山市2004、2005两年参加年度预防性健康体检的食品从业人员HBsAg感染携带状况。[方法]对乐山市2004、2005两年参加年度预防性健康体检的食品从业和公共场所人员进行健康体检,抽取静脉血,ELISA法检测HBsAg,采用SPSS13.0进行统计学分析。[结果]乐山市从业人员HBsAg的阳性率从2004年的2.75%上升到2005年的3.55%,二者差异有统计学意义(χ2=11.25,P﹤0.01);从年龄分布看,HBsAg阳性率小年龄组较高,大年龄组较低。20岁以下年龄组阳性率最高;从性别分布来看,男性HBsAg阳性率明显高于女性,差异都有统计学意义(2004年男性比女性χ2=6.36,P﹤0.05;2005年,男性比女性χ2=12.48,P﹤0.01)。[结论]乐山市上述两类从业人员中乙型肝炎病毒感染率有增加的趋势,为预防和控制乙型肝炎的传播,应接种乙肝疫苗,普及卫生知识以提高从业人员的健康水平。

[Objective] To analyze HBsAg carrying status of workers in food industry who accepted health examination in Leshan from 2004 to 2005. [Methods] Workers in food industry and public health who accepted heahh examination in Leshan from 2004 to 2005 were collected, were extracted venous blood and conducted the detection of HBsAg by ELISA. SPSS 13.0 were performed to analyze the data. [Results] The positive rate of HBsAg of workers in Leshan increased form 2.75% in 2004 to 3.55% in 2005, significantly difference were found between them （X^2 = 11.25, P 〈 0.01） ; In view of the age distribution, the HBsAg positive rate of senior age group was higher than the junior, and workers below 20 years old showed to be the highest HBsAg positive rate; Looking from the sex distribution, the HBsAg positive rate of male workers was significantly higher than that of female workers （In 2004, When positive rate of the male workers compared with female workers, X^2 = 6.36, P 〈 0.05 ; In 2005, When positive rate of the male workers compared with female workers, X^2 = 12.48, P〈 0.01）. [Conclusion] The infection rate of HBsAg revealed increasing tendency for workers in food industry and public places in Leshan. In order to prevent and control the spread of HBsAg, inoculation of hepatitis B vaccine and popularization of health knowledge could improve the health level of workers in food industry and public places.