Effect of Synchronous Chemotherapy for Residents and Livestock against Schistosomiasis Japonica for 12 Years in Jingzhou City / 中国寄生虫学与寄生虫病杂志

ABSTRACT

Objective To evaluate the anti-schistosomiasis effect of World Bank loan for schistosomiasis control project 1992-2001 in Jingzhou City, Hubei Province, and observe the endemic situation after two years of the end of the project.Methods By a retrospective longitudinal survey, information from annual reports was collected, which included disease screening, treatment and extended chemotherapy for human population and livestock, the distribution of Oncomelania hupensis and health education information from eight counties in Jinzhou prefecture from 1992 to 2003.Statistical u test was used for phased retrospective dynamic analysis.Results In the year 2001, schistosomiasis patients(77 009 cases)were 45.2% less than that of 1992(140 438 cases), The number of acute and advanced cases(63 and 1 032 cases, respectively)was 74.2% and 43.9% less than those of 1992(244 and 1 841 cases, respectively).The average infection rate among residents was also reduced from 7.8% of 1992 to 4.7%(u=28.864, P