Epidemiological analysis of brucellosis in Jinzhou City, China, 2001-2015 / 中国人兽共患病学报

ABSTRACT

We analyzed the epidemiological characteristics of brucellosis in Jinzhou from 2001 to 2015 and provided scientific evidence for the development of prevention and control measures.The descriptive epidemiological analysis was conducted on the incidence data and surveillance result of human brucellosis in Jinzhou during that period.We also conducted correlation analysis of positive rate(sera agglutination titers) and incidence rate of human brucellosis in Jinzhou City.The prevalence of human brucellosis in Jinzhou during 2001-2015 was 0.45/100 000 to 16.53/100 000.The surveillance results showed that the reporting time of human brucellosis case mainly concentrated in March to July,accounting for 66.89％ of the total.In 2003-2015,5 904 blood samples were collected from risk population.Totally,296 were positive for Brucella (5.01％) by sera agglutination titers.From 2007,63 strains of Brucella were isolated from 136 blood samples in which 48 were Brucella melitensis type 3,12 were Brucella melitensis type 1,2 were Brucella melitensis variation type and 1 was Brucella canis.Human brucellosis cases in Jinzhou City is upward trend in recent years and the predominant strain circulated was Brucella melitensis type 3.The situation of dogs carrying Brucella should be given a certain view,and timely elimination of sick dogs should be implemented.