Publication:

The percentage of hepatitis B virus infection and related factors in Tra Vinh province, Vietnam

Background Hepatitis B virus infection continues to be a public health problem in developing countries. This study aimed to assess the percentage of hepatitis B virus infection and related factors among adult population in Tra Vinh Province, Vietnam 2022.

Methods The study applied the cross-sectional descriptive design with the combination of structured interview and serological blood tests, from September 1, 2021, to June 1, 2022.

Results There were 1,289 respondents in the study. Overall, the percentage of sample positive reaction with HBsAg were 7.68% (99 peoples). Most of the people did not likely have relatives with a family history of hepatitis B virus infection, the proportion of people who had household family members who had hepatitis B, hepatocellular carcinoma, and cirrhosis was 1.24%, 0.93%, and 2.48% respectively. People who did not preventive vaccination for hepatitis B virus had higher rates of HBsAg (+) than people get preventive vaccination, with p=0.005. However, in other medical practice, the rate of HBsAg was non-significance, such as blood transfusion, surgery, dental treatment, injecting medications, and injected skin boils. The percentage of hepatitis B virus infection in the study was not significantly associated with hepatitis B prevention practices in daily life, including acupuncture, sharing shavers, sharing toothbrushes, sharing nail tools, and spraying tattoo.

Conclusions The percentage of hepatitis B virus infection in Tra Vinh province was 7.68%. There was a statistically significant relationship between the incidence of hepatitis B with preventive vaccination for the hepatitis B virus.