Objective To analyze the incidence and epidemiological characteristics of pertussis in Xishuangbanna prefecture during 1953-2013 so as to provide scientific basis for making prevention and control measures. Methods According to the different periods of the prevention and control strategy during the sixty-one years in Xishuangbanna prefecture that divided into four stages,and data of pertussis in every part of stages were analyzed by descriptive epidemiological and chi-square test. Results It reported a total of 52154 cases of pertussis cases from 1953 to 2013 in Xishuangbanna prefecture,96 cases of death. The annual morbidity was 129.33/100000 and the annual mortality was 0.24/100000 from 1953 to 2013. The morbidity in Natural infection epidemic periods(1953-1969)was 315.61/100000 and drop to 1.99/100000 in immunization program period. Pertussis increased in the number of cases from March,June and September was peak,cases decreased significantly after October,had obvious seasonal characteristics. Pertussis cases was mostly on children under 5 years old(89.00%). Occupational distribution was that majority were kidgarden children and students(83.91%). Conclusions The pertussis prevention and control work is performance significantly in Xishuangbanna prefecture,but it existed immune blank crowd and a small local outbreak in remote mountainous areas and border areas. We should further strengthen routine immunization of pertussis vaccine work,improve the quality of vaccination,and at the same time should strengthen the infection management,epidemic monitoring and immune level monitoring,so as to effectively prevent and control epidemic of pertussis.
ZHAO Shuang-yan, CHEN Shao-yun, ZHANG Jian-zhong, YANG Yang, LI Hai-yan, Xu Wen-yue, FAN Jian-hua.
Analysis on the epidemiological characteristics of pertussis in Xishuangbanna prefecture during 1953-2013[J]. Soft Science of Health, 2016, 30(11): 61-63 https://doi.org/10.3969/j.issn.1003-2800.2016.11.016