论文部分内容阅读
1992年2月27日～3月18日,广州市荔湾区某小学发生流行性感冒暴发,流行时间20天,罹患率为14.22%(174/1224)。经流行病学、临床学、血清学证实为一起甲_3型流感暴发。经采取综合性控制措施后,流行终止。现将调查情况报告如下。流行病学调查:该校共1224人,发病174人,罹患率为14.22%。其中学生1156人,发病174人,学生罹患率为15.05%,教工68人,无发病。全校24个班,除1个班无病例外,其余班级均有发病,占95.8%。其中303班罹患率最高,为52%(26/50)。全校男生568人,发病82人,罹患率为14.44%。女生588人,发病92人,罹患
From February 27 to March 18, 1992, an outbreak of influenza was reported in a primary school in Liwan District of Guangzhou City. The prevalence was 20 days and the attack rate was 14.22% (174/1224). Epidemiological, clinical, serological confirmed as a _3 influenza outbreak. After taking comprehensive control measures, the epidemic terminated. Now the investigation report as follows. Epidemiological survey: The school a total of 1224 people, the incidence of 174 people, the attack rate of 14.22%. Including 1156 students, the incidence of 174 people, the student attack rate of 15.05%, 68 teachers, no disease. The school 24 classes, with the exception of a class of cases, the remaining classes have morbidity, accounting for 95.8%. Among them, 303 were the highest attack rate, 52% (26/50). The school boys 568 people, the incidence of 82 people, the attack rate of 14.44%. 588 girls, the incidence of 92 people suffering from