An analysis of outbreak of food poisoning incidents in school from 2002 to 2016

Objective To analyze the rules and characteristics of food poisoning events in school reported in domestic literature from 2002 to 2016,and provide scientific basis for prevention and control of food poisoning in school.Methods With "food poisoning","food-borne diseases" and "outbreak" as subject terms,we employed the method of literature analysis to analyze food poisoning events in school that have been reported in domestic literature.And the descriptive epidemiological analysis was conducted based on events.Results A total of 557 literature reports of food poisoning in school were collected.33 467 cases were reported to suffer from food poisoning,16 564 cases were hospitalized,but no death were reported.Most of the food poisoning occurred in April-June,September-November;Most cases were reported to be found in Eastern China(168,30.16%).Multiple factors were the top reasons for the events,followed by improper processing,improper storage;Problematic food were mainly grain,vegetables and meat,which accounted for 17.41%,10.77% and 7.54% of total,respectively.The main pathogenic factors were biological contaminants,accounting for 70.56% of the total events.Conclusion Schools should attach importance to food safety and strength measures to control biological pollutants in summer and autumn in order to reduce the occurrence of food poisoning in school.