Detection of active pulmonary tuberculosis among food and public places employees in Changping District of Beijing City.

[Objective]To understand the detection status of active pulmonary tuberculosis among food and public places employees of Changping District during 2006 - 2009.[Methods]Health examination data of food and public places employees were collected for statistical analysis(Χ 2 test) .[Results]The detection rate of active pulmonary tuberculosis among food and public places employees in 4 years (0. 002% ,0. 042% ,0. 153% ,0. 124% ) showed upward tendency year by year (χ2 = 133. 82,P 0. 01) . The detection rates of local employees (0. 000% ,0. 044% ,0. 155% ,0. 048% ) and employees of other places (0. 002% ,0. 041% ,0. 152% , 0. 149% ) both increased annually(χ2local employees = 39. 86,P 0 . 01; χ 2employees of other places = 107. 29,P 0 . 01) . The detection rate of active pulmonary tuberculosis among local employees (0. 066% ) was lower than that among employees of other places (0. 091% ) (χ2 =4. 50,P 0. 05) .[Conclusion]In order to ensure public health security in Changping District,it is necessary to strengthen the annual health examination among food and public places employees,and focus on the health education about pulmonary tuberculosis among employees of other places to ensure timely detection of tuberculosis patients early to prevent the spread of pulmonary tuberculosis.