Epidemiological characteristics of Sapovirus virus clustered vomiting epidemic in Baoshan District in Shanghai from 2017 to 2019
10.16835/j.cnki.1000-9817.2022.12.012
- VernacularTitle:上海市宝山区2017—2019年学校札如病毒聚集性疫情流行特征
- Author:
FENG Taicong, HU Yongdi, MAO Jianying, XIANG Lunhui, JIANG Wenjie, ZHANG Yuejuan, SHI Chenwei, LIU Xiaofeng
1
Author Information
1. Department of Acute Infections Diseases, Baoshan District Center for Disease Control and Prevention, Shanghai (201901) , China
- Publication Type:期刊文章
- Keywords:
Enterovirus infections;
Diarrhea;
Disease outbreaks;
Epidemiologic studies;
Students
- From:
Chinese Journal of School Health
2022;43(12):1809-1811
- CountryChina
- Language:Chinese
-
Abstract:
Objective:To investigate the epidemiological characteristics of cluster vomiting diarrhea outbreaks caused by Sapovirus infection in Baoshan District, Shanghai, and to provide reference for the standardized management of cluster vomiting diarrhea events in schools.
Methods:The cluster of vomiting and diarrhea outbreaks in Baoshan District from 2017 to 2019 were collected, and the basic information and scene of each cluster were summarized. Sample results were collected and descriptive epidemiological methods were used to analyze the epidemiological characteristics of the outbreak.
Results:From 2017 to 2019, a total of 100 cluster vomiting and diarrhea events were reported in Baoshan District, including 9 cases caused by Sapovirus, 120 cases of cluster vomiting diarrhea caused by Sapovirus, with an average incidence rate of 2.37%, including 39 laboratory confirmed cases, the epidemic epidemic time was mainly concentrated in September to November, the places were distributed in 4 primary schools and 5 kindergartens, the main clinical manifestations were vomiting (112/120, 93.33%), abdominal pain (27/120, 22.50%), diarrhea (26/120, 21.67%), compared with Norovirus events, the positive rate, vomiting and fever ratios of Zarovirus were lower than those of Norovirus( χ 2=8.32, 4.52, 14.20, P <0.05).
Conclusion:In school cluster vomiting and diarrhea events, the positive detection rate of Sapovirus is second enteric vinus behind Norovirus, and it s recommended to formulate a prevention and control plan for Sapovirus infection diarrhea to provide a basis for the on site treatment of school cluster vomiting diarrhea events.
