Features of the Epidemic Process of Viral Hepatitis B and C in the Republic of Mari El

Abstract

This paper presents an epidemiological analysis of the situation associated with hepatitis B and C among the population of
the Republic of Mari El. This work includes the period from 2013 to 2017. The materials of the State Report of the Office
of Rospotrebnadzor for the Republic of Mari El “On the state of sanitary and epidemiological well-being of the population
of the Republic of Mari El” and the form of federal state statistical observation No. 1, 2 “Information on infectious and
parasitic diseases” for the study period were used as materials. There is a decrease in the incidence of acute hepatitis B by 3
times (2013 - 0.9 per 100 thousand of the population; 2017 - 0.3 per 100 thousand of the population). The level of average
annual incidence of acute viral hepatitis B in the Republic of Mari El (0.42 per 100 thousand of the population) is 2.6 times
lower than in the Russian Federation (1.11 per 100 thousand of the population). The incidence of acute hepatitis C
increased by 1.7 times (2013 - 0.9 per 100 thousand of the population; 2017 - 1.6 per 100 thousand of the population). The
level of average long-term incidence of acute viral hepatitis C in the Republic of Mari El (1.26 per 100 thousand of the
population) is approximately the same as in the Russian Federation (1.37 per 100 thousand of the population). In 2013–
2017, there were no cases of acute hepatitis B among children under 14 years of age, 2 cases of acute hepatitis C were
recorded in this cohort in the Republic of Mari El. The epidemiological situation associated with viral hepatitis B and C is
characterized as prosperous in the Republic of Mari El.