Epidemiological characteristics analysis of the SARS-CoV-2 Omicron variant infection in Gannan area
FU Jing
CUI Kaiwang
LI Zhiteng
XIE Zhonyan
TIAN Hui
LIAO Yanfan
GONG Xiangwen
LIU Hui
Abstract：Objective To investigate the epidemiology and clinical characteristics of patients with the severe acute respiratory syndrome coronavirus 2(SARS-CoV-2)Omicron variant in Gannan region,and to provide evidence for prevention and control.Methods Collecting epidemiological and clinical data of 239 patients with the SARS-CoV-2 Omicron variant treated in The Fifth People's Hospital of Ganzhou from September 6th to 26th,2022,and conducting a retrospective analysis.Results Among the 239 patients,there were 124 males(51.88％)and 115 females(48.12％).Most of them were young people and middle-aged people.The occupations were mainly self-employed.The clinical classification was mainly mild.The first symptoms were fever,cough and expectoration.Laboratory tests showed decreased percentage of lymphocytes and increased C-reactive protein.Seven infected patients showed changes in radiological features.The proportions of unvaccinated,1-,2-and 3-time vaccinated cases were 5.02％,1.67％,23.01％and 70.29％,respectively.Most of the unvaccinated cases were infants and young children,and middle-aged and elderly people with contraindications for vaccination.Conclusions The patients with the SARS-CoV-2 Omicron variant in Gannan area were distributed across all ages,mainly in the young and middle-aged populations,and most of the infected patients were vaccinated.The clinical classification is mainly mild and lacking typical clinical features,which is easy to cause early occult transmission.
Keywords：SARS-CoV-2Omicronepidemiological characteristicGannan area
Publication Date：2023-10-28
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：5( 440-444 )