Epidemiological characteristics of foodborne disease outbreaks in Chengdu City from 2010 to 2022
Objective To analyze the epidemiological characteristics of foodborne disease outbreaks in Chengdu City from 2010 to 2022,and to provide scientific basis for effective prevention and control of foodborne disease outbreaks.Methods Data of foodborne disease outbreaks in Chengdu City from 2010 to 2022 reported in the National Foodbome Disease Surveillance Network were collected and sorted.WPS Office software was used to establish the database.SPSS 25.0 was used for statistical analysis.Indicators such as composition ratio and rate were used to describe the reporting status of foodborne diseases.Cox-Stuart trend test was used to examine the trend of the number of foodbome disease outbreaks with the change of year.The test level was α=0.05.Results From 2010 to 2022,a total of 275 incidents in Chengdu City were reported in the National Foodborne Disease Surveillance Network,with 2 769 cases and 4 deaths.The largest number of foodborne disease outbreaks occurred in July(19.64％of the total number of outbreaks)and the largest number of illnesses occurred in June(16.58％of the total number of illnesses).Most foodborne disease outbreaks were caused by pathogenic microorganisms,which caused 42.55％of the total number of incidents,followed by poisonous mushrooms and toxic plants and animals,with poisonous mushrooms being the causative factor leading to the largest number of deaths.The main places where foodborne disease outbreaks occurred were food service establishments and homes.Conclusions Foodborne diseases caused by pathogenic microorganisms and toxic plants and animals(containing poisonous mushrooms)are an important food safety issue in Chengdu City.Relevant departments should strengthen supervision and carry out health education in key areas and populations during key seasons to prevent the occurrence of food-borne diseases.
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