我们传染科1975年—1981年收治小儿伤寒副伤寒200例,占同期住院病人的2.1％。本组所统计病例均經血培养,肥达氏反应及/或粪便培养证实确诊。临床资料一、性别与年龄:男孩112例(56.0％),女孩88例(44.0％),男女之比约为1.3:1.2岁3例(1.5％),～5岁37例(18.5％),10岁81例(40.5％),～14岁79例(39.5％)与陈氏报道相近,与吴氏报道1～2岁发病最高不同。学龄前及学龄儿童活動范围较广,与传染病接触机会较多,以及对饮食卫生注意不够有关。二、发病季节:全年皆可发病,尤以7,8,9,10,11五个月发病最多,共166例,占本病全年住院人数的83.0％。而其中9月份居首位,为46例(23.0％)。据 We Infectious Diseases 1975 - 1981 admitted to typhoid and paratyphoid fever in 200 cases, accounting for 2.1% of hospitalized patients in the same period. Statistics in this group were confirmed by blood culture, Widal reaction and / or stool culture confirmed. Clinical data One, sex and age: 112 boys (56.0%), 88 girls (44.0%), male to female ratio of about 1.3: 1.2 years in 3 cases (1.5%), 5 years old in 37 cases (18.5% 81 cases (40.5%) at the age of 10 and 79 cases (39.5%) at the age of 14 were similar to those reported by Chen and had the highest incidence of 1 ~ 2 years old reported by Wu. Pre-school and school-age children have a wider range of activities, more chances of contact with infectious diseases, and insufficient attention to diet hygiene. Second, the onset of the disease: the disease can occur throughout the year, especially in the most incidence of five months, 7,8,9,10,11, a total of 166 cases, accounting for 83% of the annual hospitalization of the disease. Among them, 46 cases (23.0%) ranked the first place in September. according to