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根据1991年12月份全国疫情月报累计发病、死亡数的统计结果(最终结果即将在收集年报数据做统计的基础上报出),全国共发生23种甲、乙类传染病(无艾滋病例报告),经初步统计分析,与1990年相比,1991年全国甲、乙类传染病总发病率下降2.89%,总死亡率下降35.26%。在24种甲、乙类传染病中,艾滋病、霍乱、鼠疫、脊灰、白喉、百日咳、狂犬病、乙脑、布鲁氏菌病、梅毒、流脑和疟疾12种传染病疫情比上年明显下降,下降幅度为100.00%至13.24%,登革热、麻疹,黑热病、出血热、炭疽、斑疹伤寒和淋病7种传染病疫情比上年有显著上升,上升幅度为92.82%至9.46%,另外痢疾、病毒性肝炎、伤寒付伤寒、钩体病和猩红热5种传染病疫情和去年大致持平(升降幅度在5%以内)。全国甲乙类传染病本年初步算得的发病、死亡占总数的构成情况见下表。
According to the statistics on the cumulative incidence and deaths of the monthly national outbreak in December 1991 (the final result is about to be reported on the basis of collecting statistics on annual reports), 23 kinds of A and B infectious diseases (no AIDS cases) After preliminary statistical analysis, compared with 1990, the total incidence of Class A and B infectious diseases in China dropped by 2.89% in 1991 and the total mortality rate dropped by 35.26%. Outbreaks of 12 infectious diseases including AIDS, cholera, plague, polio, diphtheria, pertussis, rabies, Japanese encephalitis, brucellosis, syphilis, meningitis and malaria were significantly out of 24 cases of Category A and B infectious diseases in the previous year The incidence of dengue, measles, kala-azar, hemorrhagic fever, anthrax, typhus and gonorrhea increased significantly from the previous year to 92.82% to 9.46% over the previous year. In addition, dysentery , Five cases of viral hepatitis, typhoid fever and typhoid fever, leptospirosis and scarlet fever epidemic last year and roughly the same level (less than 5% increase). The incidence of the Class A and B infectious diseases in the current year in this year and the composition of deaths in the total number are shown in the following table.