Attribution analysis of school foodborne disease outbreaks in China, 2002-2015

Objective To understand the results of the attribution analysis of 1 291 foodborne disease outbreaks occurred in schools between 2002 and 2015,and to provide a scientific basis for prevention and control of foodborne disease in school.Methods To summarize the two sources of school foodborne disease outbreaks,namely national supervision and documents,to remove recurring events,and to have descriptive analysis and attribution analysis of 1 291 cases for pathogenic factors.Results The cases found with clear causative factors involved the incidence of 58 691 cases,30 055 hospitalizations,and 12 death cases;Bio-contaminants was the primary cause of pathogenic factors (737,accounting for 57.09%),the top three biological pollutants were waxy bacillus,staphylococcus aureus and salmonella;Causative food were mainly vegetables,food and meat,respectively,accounting for 15.49%,14.56% and 8.29%,respectively.And the main causative circle was improper processing of food(20.06%).Conclusion School is a high-risk place of foodborne disease,thus,the targeted comprehensive measures of prevention and control should be taken to reduce the risk of foodborne disease to the minimum.