Epidemiology of Hepatitis B-virus in Nineveh province: Retrospective Study

The purpose of the study was to determine the incidence and epidemiology of the ten-year hepatitis B virus type (2011-2020).The province of Nineveh's hepatitis (B) prevalence was calculated using a retrospective analysis. The study's time frame is (2011 2020). The data collection mechanism was adopted by the Nineveh Health Department, the public sector, the Communicable Diseases Unit, through the records in the unit, for a period of ten years, from 2011 to 2020.The age, sex, residence and occupation of the infected were determined, and those infected with hepatitis B virus. For the analysis of the data "frequency, percentage" descriptive and inferential statistical methods were used.The study's findings revealed that the proportion of men was approximately (70.892%) larger than that of women, and that the age range with the highest viral hepatitis infection rates was between (1-60) and by (34.978%). The average age was (52.2+2.65).This study concluded that the infection rate among the elderly was much higher than that of children and adults. The reason is that elderly people have much lower immunity than adults, so they are more susceptible