Yellow fever virus antibody in human serum of epidemic areas ,Tianjin，China, 2014

Yellow fever (YF) is an acute infectious disease caused by yellow fever virus (YFV), which is one of the three infectious diseases of international health regulations. We tested people from epidemic areas of Tianjin port in 2014 to investigate the prevalence and distribution characteristics of yellow fever virus antibody. 192 samples were collected and the positive rate of yellow fever virus antibody was 22.92%. The positive rates among different countries, genders, ages, occupations and entry time were calculated and analyzed. There were significant difference in the detection rate of YFV antibody among people with different age groups and occupations. The positive rate of people 40 age and workers engaged in labor were relatively high and had statistical significance compared to other groups.