湛江农垦控制甲肝策略研究

Strategy of controlling hepatitis A in Zhanjiang agricultural reclamation area

目的探索控制甲肝的最佳策略,降低湛江农垦甲肝的发病率。方法根据2013—2015年湛江农垦甲肝发病和甲肝疫苗接种资料,采用描述流行病学的方法进行综合分析垦区甲肝发病情况。结果湛江农垦甲肝疫苗接种率由2013年的98.9%提高到2015年的100%;甲肝报告发病率由2013年的10/10万下降至2015年的2.9/10万,下降幅度达71%。结论以切断甲肝传播途径为主的综合性预防措施,应转变为以扩大甲肝疫苗免疫接种,提高人群免疫水平为控制甲肝的最佳策略。

Objective To explore the best strategy of controlling hepatitis A, so as to reduce the incidence of hep- atitis A in Zhanjiang agricultural reclamation area. Methods The data of the incidence of hepatitis A and hepatitis A vaccination were collected and analyzed with the descriptive epidemiology method in Zhanjiang agricultural reclamation area from 2013 to 2015. Results The hepatitis A vaccination rate increased from 98.9% in 2013 to 100% in 2015, and the reported incidence of hepatitis A decreased from 10/104 in 2013 to 2.9/104 in 2015, with the decline rate of 71% in Zhanjiang agricultural reclamation area. Conclusion The strategy of expanding the hepatitis A vaccine immunization to improve the level of population immunity is better than the former strategy of the comprehensive preventive measures based on cutting off the route of hepatitis A transmission.