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1988年6月,某部医院发生一批发热、头痛、腹泻病人。经流行病学调查和实验室检验,证明是一起水伤寒暴发流行。(一)发病特点6月18日至7月28日内共发生病人25例,罹患率3.18%。发病高峰在7月10日左右,共发生10例,占40%。病人中男性16人,女性9人,两者罹患率分别为3.52%、2.69%(X~2=0.172,P>0.05)。以20～29岁发病最多,占56%。发病者中干部3人,战士6人,家属14人,临时工2人。发病者多有饮生水史,调查营区350人,
In June 1988, a group of patients with fever, headache and diarrhea occurred in a hospital. Epidemiological investigation and laboratory tests proved to be a common epidemic of water typhoid fever. (A) the incidence of disease June 18 to July 28 occurred in a total of 25 patients with the disease, the attack rate of 3.18%. The peak incidence in about July 10, a total of 10 cases, accounting for 40%. There were 16 males and 9 females, with attack rates of 3.52% and 2.69%, respectively (X ~ 2 = 0.172, P> 0.05). Most incidence of 20 to 29 years old, accounting for 56%. The incidence of cadres in 3, 6 soldiers, 14 family members, two temporary workers. The incidence of drinking water more history, survey camp 350 people,