| Aim: To know the implementation of the comprehensive prevention and control measures to schistosomiasis, and preliminary evaluation its effect, timely discovery problems and difficulties, in order to maximize security project implementation quality.Method: quantitative and qualitative study methods are both used in the research.1. Quantitative study: The quantitative investigation was conducted among 692 residents, 411 students sampled by the multiple stratified cluster random sampling from Kai County and Yunyang County in Chongqing. The data were doubled entered into database of EPDATA software. SPSS16.0 software was applied in the quantitative data analysis.2. Qualitative interview: Different guidelines were used among different interviewers. 62 persons were interviewed and thematic framework method was applied to analyze qualitative data from both in-depth interviews and key figures interviews. Results:quantitative resultAwareness of knowledge: The resident's awareness pass rate for schistosomiasis knowledge increased remarkably in Qukou (QK), from 8.5% (20/235) to 17.7% (38/214) , the difference was statistically significant (P<0.01). The student's awareness pass rate for schistosomiasis knowledge increased remarkably in Qukou (QK), from 6.3% (10/160) to 75.6% (127/168), the difference was statistically significant (P<0.01), the difference of the students and residents awareness pass rate for schistosomiasis knowledge in QK and Zhengdong (ZD) or Bayang (BY) were statistically significant respectively (P<0.01). The significant factors for the residents in QK were gender and health education (HE), and for the students in QK was HE.Attitude:The percentage of the students and residents worry about the schistosomiasis is more than 57.9% (124/214) in the three town. The students believe that schistosomiasis can be healed, think that schistosomiasis prevention and control work are important toll to 90%, and the residents in three towns between 50.4% (114/226)～53.6% (135/252) The rate of residents and students who have got schistosomiasis will be going to get the therapy achieved respectively 90.3% (204/226) and 97.0% (163/168) .Health education (HE): 33.2% (71/214) residents in QK have accepted local health education, accepting schistosomiasis methods are issuing flyer (22.0%) and knowledge preaching (14.5%) , the rate of the students who say that the schools have advertised the knowledge in this year is 78.9% (133/168) in QK, 18.5% (31/168) in ZD, 97.3% (73/75) in BY, the main propaganda way of the schools in the three towns respectively are HE from the teachers and broadcasting of the schoo l。2. Qualitative resultsAwareness of the knowledge: After HE, the awareness rate of the knowledge about schistosomiasis is both increased for the residents and students, most of them know schistosomiasis that is a kind of water related disease, as well as the main symptom is "abdominous".Attitude and behavior: The medical staff and villagers both think that prevention and control work for schistosomiasis is important, the residents worried about getting schistosomiasis, the main means of the residents contact rivers is production and living, otherwise the students is entertaining contact.Access to obtained knowledge: the approaches of the residents and students acquire knowledge mainly are flyers from CDC, booklet, slogans and the local doctors, HE from the teachers and so on. Comprehensive prevention and control measuresHealth education: Health education was carried out two times respectively among the residents and students in the demonstration areas (Kai county and Wanzhou county). 2 million propaganda materials with schistosomiasis knowledge were issued in Wanzhou county,nearly 8000 people have accepted the education. 1 million "schistosomiasis prevention knowledge guideline " and 2 million " schistosomiasis prevention knowledge " leaflets were issued in Kai county, and many kinds of ways of the propaganda of knowledge for schistosomiasis were used too, for example, internet, newspapers, TV and so on.Introduced animal and plant management: CDC in cooperation with animal and plant quarantine department for the management of introduced plants and animals, the strict registration and detection is carried out in the demonstration county; however, there are some problems in the management.Change of tap water and hygiene toilets: 66.7% hygiene toilets have been completed in QK town currently,the residents are generally use simple tap water, 2 demonstration site improvement of tap water "may reached about 60%" in Wanzhou county. 80% toilets may be changed in Wuyi community of Xintian town.Key monitoring: The snail was monitored yearly, general in April or May, a village about "checked more than 40,000 square meters". Up to now, the snail was not found. The floating population serological monitoring, about 200 ~ 300 persons return from epidemic area and about 100 people from epidemic area were monitored every year. In the last five years, 7 positive cases were found in the floating population in Wanzhou county, but Yunyang county and Kai county have not found a positive result.Conclusion: There are important means for control the potential prevalent and spread of schistosomiasis by the comprehensive implementation about schistosomiasis intervention measures in the three gorges area. After intervention, the awareness rate about schistosomiasis knowledge among the residents and students increased remarkably, self-protection awareness strengthened, but it is still not reached the expected goal. It is necessary to summarize experience and further strengthen the health education. In addition, the comprehensive demonstration measures also are needed to be further perfected.
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