论文部分内容阅读
在1991年5月31日至6月11日,我省桂阳四里乡中学、小学及中心完小三所学校学生因喝同一生井水而引起伤寒暴发流行,使538名学生发病,总发病率高达51.2%。1 发病率:住校中学生为74.9%(329/439)、中心完小学生为59.7%(157/264),明显高于小学生(走读)14.9%(52/348)。男生55.2%(369/668)高于女生44.1%(169/383)。2 临床表现:潜伏期为3～10天,病程6～14天,
From May 31, 1991 to June 11, 1991, a total of three students from three primary schools and primary schools in Guiyang’s Sili Township, Guiyang Province, took out the epidemic of typhoid fever caused by drinking the same well water, bringing the incidence of 538 students to a total incidence Up to 51.2%. 1 Incidence: 74.9% (329/439) of middle school students live in school and 59.7% (157/264) of primary school students, which is significantly higher than that of primary school students (14.9%) (52/348). 55.2% (369/668) of boys were higher than 44.1% of girls (169/383). 2 clinical manifestations: incubation period of 3 to 10 days, duration of 6 to 14 days,