广州市学校传染性非典型肺炎流行病学调查分析

Epidemiological Investigation of Infective Serious Acute Respiratory Syndrome (SARS) in School in Guangzhou

目的及时描述传染性非典型肺炎在学校人群的流行特点,为进一步的预防控制工作提供信息支持。方法通过对医院收治病例报告资料的汇总与对病例的流行病学调查(包括个案凋查与现场调查),描述流行概况。结果累计至2003年4月28日,广州市共报告了119例学校病例,其中包括托管儿童5例、中小学生45例、大学生24例、职校学生11例、实习医学生16例、教师14例及其他有关人员4名。该人群对非典型肺炎的易感性较为一致,调查中未发现有聚发或续发现象,流行暂趋稳定。结论在此次传染性非典型肺炎流行过程中,尚未发现存在学校特有的流行规律,多为散发夹杂家庭聚集。然而学校作为一个特殊机团单位,人员构成甚为复杂,潜在传播可能性大,必须准确具体地认识其特点,采取针对性的措施,疫情才能得到有效的预防控制。

Objective To describe the epidemic characters of SARS in school, in order to provide message for prevention and control. Method Collection of medical records of patients in hospitals and epidemic investigation of cases (include investigation of individual case and in scence) to describe the epidemic conspectus. Results Up to 28 April 2003, 119 cases of SARS in school were reported in Guangzhou, of them there were 5 children, 45 students in primary and middle school, 24 undergraduate students, 11 students in training-school, 16 medical trainees, 14 teachers and 4 staffs. Coincidence in susceptibility to SARS exists in these cases. Epidemic tend to be stable and epidemic outbreak and new cases weren't discovered. Conclusion In the course of SARS spreading, special epidemic pattern didn't exist in school but existed sporadic cases with outbreak in family. Potential transmission of disease exist for school is a special unit with complicated personnal. Transmission can be controlled only its character is realized and the measures are armed directly at it.