Epidemiological characteristics of pertussis in the Orenburg Region

The paper considers the relevance of the pertussis cough problem in the Orenburg region among different age groups. The manifestations of the epidemic process of pertussis in the long-term dynamics and among age groups for the period from 2005 to 2019 in the Orenburg region were studied and analyzed. A retrospective epidemiological analysis of the incidence of pertussis of the population was carried out, including an analysis of the long-term dynamics of the incidence of pertussis of the population, an analysis of the intra-annual dynamics of morbidity and an analysis of the long-term dynamics of morbidity among various population groups. It was found that during the study period, the average long-term incidence of pertussis in the Orenburg region was 1.0±0.21 per 100,000 population. The years with the registration of latent outbreak morbidity are highlighted – 2005, 2006 and 2019. The study established the years of the rise in morbidity – 2005, 2006, 2007, as well as 2017, 2018 and 2019. It is also established that all age groups of the child population are involved in the epidemic process of pertussis. The risk groups for the incidence of pertussis in Orenburg region are children under the age of 14 in the intra-annual dynamics of the incidence of whooping cough, spring-winter seasonality is noted. Keywords: pertussis, Orenburg region, retrospective epidemiological analysis, risk areas, risk groups, time of risk, incidence.