Analysis of Epidemiological Suvey of Hepatitis B in Children Aged 1～14 years in Xizang Autonomous Region in 2020
Tian Tian
Dunzhu Duoji
Hu Yonghong
Ciren Deji
Qiong Zhen
Jin Mei
Abstract：OBJECTIVE To understand the prevalence of serum markers of hepatitis B and hepatitis B vaccination among children aged 1～14 years old in Xizang Autonomous Region in 2020.METHODS Using the data of the national hepatitis B seroepidemiological survey in 2020,the positive rates of hepatitis B surface antigen,surface antibody,core antibody and hepatitis B vaccination in children aged 1～14 years in Tibet Autonomous Region were analyzed.RESULTS A total of 1 059 children aged 1～14 were surveyed,HBsAg,anti HBs,and anti HBc positivity rates were 2.64%,39.47%,and 5.67%,respectively.The coverage rate,full vaccination rate,the timely coverage rate of the first dose of hepatitis B vaccine were 96.51%,93.48%and 76.86%,respectively.The HBsAg positivity rates of children aged 1～4,5～9 and 10～14 were 2.23%,2.31%,and 3.72%,respectively.The positive rates of anti HBs were 52.79%,36.57%and 26.39%,respectively.The positive rates of anti HBc were 4.19%,6.25%and 6.69%,respectively.CONCLUSION In 2020,the positive rate of hepatitis B surface antigen in children aged 1 to 14 in Tibet Autonomous Region has decreased compared with the past,and the vaccination rate of hepatitis B vaccine is at a high level,so it is necessary to focus on promoting the timely vaccination of the first injection of hepatitis B vaccine.
Keywords：hepatitis Bserum markershepatitis B vaccinevaccination rate
Publication Date：2024-08-10
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：4( 53-55,58 )