Eating behaviors related to brucellosis infection in Mongolian middle school students in Abaga Banner, Inner Mongolia

Abstract

Objective To understand current situation and associated factors of brucellosis infection among students in Mongolian middle school in Abaga Banner, and to provide basis for further development of prevention and treatment strategies.

Methods Serological examinations were performed on pupils and middle school students in a Mongolian middle school in Abaga Banner. Questionnaire surveys were used to investigate students’ knowledge of eating behaviors related to brucellosis infection.

Results A total of 500 primary and middle school students were investigated, and 6 cases of brucellosis were confirmed, and the infection rate was 1.20%. There were 4 cases of male infection and 2 cases of female infection. The infection rate in boys (1.61%) was higher than that of girls (0.79%). Higher proportion was found in 14-year-old group ( n = 3), accounting for 17.40%. The residence period of 10 – 15 years includes 6 cases of all infected persons. The number of infections in Narenbaolige Town was 4, accounting for 23.40%. Univariate logistic regression analysis shows that frequent consumption of unsterilized dairy products, milking, processing lambs or slugs and infected cloth The disease was positively correlated ( OR = 11.80, 139.14, 8.02, P<0.05). Multivariate Logistic regression analysis showed that milking was positively correlated with brucellosis infection ( OR = 20.19, 95% CI = 2.01 – 202.74, P = 0.01).

Conclusion The brucellosis infection of Mongolian primary and middle school students in Abaga Banner is related to a variety of related dietary factors, and its prevention and treatment should be strengthened.

Abstract

【摘要】 目的 了解阿巴嘎旗蒙古族中小学生布鲁菌病感染现状及相关因素, 为制定防治策略提供依据。 方法 对阿巴 嘎旗 1 所蒙古族学校的 500 名中小学生进行血清学检查, 采用问卷调查法调查学生布鲁菌病饮食行为知识。 结果 500 名 中小学生中, 确认布鲁菌病感染者 6 例, 感染率为 1.20%。男性感染者 4 例, 女性感染者 2 例, 男性感染率 (1.61%) 高于女 性 (0.79%)。14 岁感染者最多 (3 例), 占 17.40%。所有感染者 6 例均为本地居住年限 10~15 年的学生。那仁宝力格镇感 染人数最多 (4 例, 占23.40%)。单因素分析显示, 经常食用未经消毒奶制品、挤奶、处理掉羔或流产物与感染布鲁菌病呈 正相关 ( OR 值分别为 11.80, 139.14,8.02, P 值均<0.05)。多因素 Logistic 回归分析显示, 挤奶与感染布鲁菌病呈正相关 ( OR = 20.19,95% CI =2.01~202.74, P = 0.01)。 结论 阿巴嘎旗蒙古族中小学生布鲁菌病感染与多种相关饮食行为因素有 关, 应加强防治工作。