The Incidence of a New Coronavirus Infection in Medical Workers and the Evaluation of the Effectiveness of Individual Technologies for their Protection at Different Stages of the Pandemic

• Published in: Epidemiology and Vaccinal Prevention
• Main Authors: E. I. Sisin, A. A. Golubkova, I. I. Kozlova, N. A. Ostapenko, O. A. Ezhova, D. I. Marapov, T. A. Platonova, A. V. Deryabina, Е. И. Сисин, А. А. Голубкова, И. И. Козлова, Н. А. Остапенко, О. А. Ежова, Д. И. Марапов, Т. А. Платонова, А. В. Дерябина
• Format: Article in Journal/Newspaper
• Language: Russian
• Published: «Numicom» LLC 2022
• Subjects: неспецифическая защита; employees of medical organizations; infection risks; incidence of those vaccinated against a new coronavirus infection; technologies of specific (vaccination) and non-specific protection; медицинские работники; COVID-19; заболеваемость привитых против COVID-19; вакцинация; khanty; khanty-mansi; Mansi
• Online Access: https://www.epidemvac.ru/jour/article/view/1607; https://doi.org/10.31631/2073-3046-2022-21-4-27-36

Relevance. The study of the incidence of medical workers with a new coronavirus infection during the COVID-19 pandemic is one of the topical areas of epidemiological research at this stage. The search for effective practices to reduce the incidence and risk of SARS-CoV-2 spread among employees of medical organizations is a promising area of research that is in demand in practice. Аim. Analysis of COVID-19 morbidity among health care staff during the pandemic and determination of the significance of selected specific and nonspecific prophylaxis measures in minimizing the risk of their occupational infection with SARS-CoV-2. Materials and methods. The reporting forms «General information about patients with positive COVID-19», «General information about patients with community-acquired pneumonia with positive COVID-19» (497 units of information), 2 176 cards of epidemiological investigation of cases of COVID-19 among employees of three municipalities were analyzed. We used epidemiological and statistical research methods. Conclusions. When analyzing the incidence of COVID-19 among employees of the medical worckers of the Khanty-Mansi autonomous оkrug – Yugra in the period from the 19th calendar week of 2020 to the 36th week of 2021, which corresponded to three epidemic rises, it was found that its level exceeded such in the unorganized adult population by 2.2 times, as well as the frequency of severe clinical forms of infection with lung damage. In the first two epidemic rises in the incidence, the highest incidence rate was recorded when the chances (OR) of getting COVID-19 among workers in the medical organizations compared to the adult population were the highest. In the first «wave» of the pandemic, they were 3.0, and in the second 2.6 times higher, as were the chances of developing clinical forms of COVID-19 with lung damage, which differed by 2.2 and 1.7 times, respectively, from those of an adult population (p<0.05). During the third epidemic rise, the situation changed radically. The incidence of new ...