RESUMO
The health of children population is one of the indicators of the social and epidemiological well-being of society. The purpose of the study was to study main trends of propagation of various classes of diseases in children population in conditions of propagation of the new coronavirus infection. The data of Rosstat for the Udmurt Republic covering the pre-COVID period (2017-2019) and the period of COVID-19 propagation (2020-2021). The analytical method, descriptive statistics technique, the calculation of intensive and extensive indicators were applied. It is established that in 2017-2019, general morbidity of the children population aged 0-7 years decreased by 8.7%, while in conditions of higher propagation of COVID-19 (2020-2021) there was an increase by 11.0 %. In the children population aged 0-14 years, general morbidity decreased by 10%, and hereinafter it increased on 12.1%. At that, in the pre-COVID period in children population aged from 0 to 17 years, morbidity rate decreased for 14 classes of diseases, for 15 classes in children population aged from 0 to 14 years. During the period of higher propagation of COVID-19 morbidity rate for only 5 classes of diseases decreased in both age groups of children population.