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<article article-type="research-article" dtd-version="1.3" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">epidemiology</journal-id><journal-title-group><journal-title xml:lang="ru">Эпидемиология и Вакцинопрофилактика</journal-title><trans-title-group xml:lang="en"><trans-title>Epidemiology and Vaccinal Prevention</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2073-3046</issn><issn pub-type="epub">2619-0494</issn><publisher><publisher-name>«Numicom» LLC</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.31631/2073-3046-2023-22-4-56-66</article-id><article-id custom-type="elpub" pub-id-type="custom">epidemiology-1853</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>ОРИГИНАЛЬНЫЕ СТАТЬИ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>ORIGINAL ARTICLES</subject></subj-group></article-categories><title-group><article-title>Вакцинация медицинских работников против гриппа и пневмококковой инфекции в период пандемии снижает риск и тяжесть COVID-19 у привитых</article-title><trans-title-group xml:lang="en"><trans-title>Influenza and Pneumococcal Vaccination of Healthcare Workers during a Pandemic Reduces the Risk and Severity of COVID-19 in Vaccinated</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-1382-9403</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Костинов</surname><given-names>М. П.</given-names></name><name name-style="western" xml:lang="en"><surname>Kostinov</surname><given-names>M. P.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Михаил Петрович Костинов – доктор медицинских наук, профессор, заведующий лабораторией вакцинопрофилактики и иммунотерапии аллергических заболеваний, ФГБНУ «НИИ вакцин и сывороток им. И. И. Мечникова», Москва; профессор кафедры эпидемиологии и современных технологий вакцинации, ФГАОУ ВО «Первый Московский государственный медицинский университет имени И. М. Сеченова» (Сеченовский университет)</p><p>Москва</p></bio><bio xml:lang="en"><p>Mikhail P. Kostinov – Dr. Sci. (Med.), Professor, Head of the Laboratory of Vaccine Prophylaxis and Immunotherapy of Allergic Diseases, I.I. Mechnikov Research Institute of Vaccines and Sera, Moscow, Russian Federation; Professor, I.M. Sechenov First Moscow State Medical University</p><p>Moscow</p></bio><email xlink:type="simple">monolit.96@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-6193-6281</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Настаева</surname><given-names>Н. Ю.</given-names></name><name name-style="western" xml:lang="en"><surname>Nastaeva</surname><given-names>N. Yu.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Наталья Юрьевна Настаева – врач-эпидемиолог</p><p>353901, Краснодарский край, г. Новороссийск, ул. Сакко и Ванцетти, д. 26</p></bio><bio xml:lang="en"><p>Natalia Yu. Nastaeva – epidemiologist</p><p>26, Sacco and Vanzetti st., Krasnodar Territory, Novorossiysk, 353901</p></bio><email xlink:type="simple">ndm774@mail.ru</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Власенко</surname><given-names>А. Е.</given-names></name><name name-style="western" xml:lang="en"><surname>Vlasenko</surname><given-names>A. E.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Новокузнецк</p></bio><bio xml:lang="en"><p>Novokuznetsk </p></bio><xref ref-type="aff" rid="aff-3"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-0584-2376</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Костинова</surname><given-names>А. М.</given-names></name><name name-style="western" xml:lang="en"><surname>Kostinova</surname><given-names>A. M.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Аристица Михайловна Костинова – ассистент Кафедры эпидемиологии и современных технологий вакцинации ИПО</p><p>119991, Москва, ул. Трубецкая, 8/2</p></bio><bio xml:lang="en"><p>Aristitsa M. Kostinova</p><p>8/2, Trubetskaya str., Moscow, 119991</p></bio><email xlink:type="simple">aristica_kostino@mail.ru</email><xref ref-type="aff" rid="aff-4"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-1076-1930</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Машилов</surname><given-names>К. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Mashilov</surname><given-names>K. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Кирилл Вадимович Машилов – кандидат медицинских наук, доцент, старший научный сотрудник лаборатории вакцинопрофилактики и иммунотерапии аллергических заболеваний</p><p>105064, Москва, Малый Казенный переулок, д.5а</p></bio><bio xml:lang="en"><p>Kirill V. Mashilov – Cand. Sci. (Med.) Associate Professor, Senior Researcher</p><p>5a, Small Kazenny lane, Moscow, 105064</p></bio><email xlink:type="simple">k.v.mashilov@gmail.com</email><xref ref-type="aff" rid="aff-5"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-7179-9890</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Симонова</surname><given-names>Е. Г.</given-names></name><name name-style="western" xml:lang="en"><surname>Simonova</surname><given-names>E. G.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Елена Геннадиевна Симонова – доктор медицинских наук, профессор кафедры эпидемиологии и современных технологий вакцинации, ИПО</p><p>Москва</p></bio><bio xml:lang="en"><p>Elena G. Simonova – Dr. Sci. (Med.), Professor of the Department of Epidemiology and modern vaccination technologies, IPO</p><p>Moscow</p></bio><xref ref-type="aff" rid="aff-6"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>ФГБНУ «НИИ вакцин и сывороток им. И.И. Мечникова»;&#13;
ФГАОУ ВО «Первый МГМУ им. И. М. Сеченова» (Сеченовский университет) Минздрава России</institution><country>Россия</country></aff><aff xml:lang="en"><institution>II Mechnikov Research Institute of Vaccines and Serums;&#13;
First Moscow State Medical University named after I.M. Sechenov (Sechenov University)</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>ФГБУЗ «Новороссийский клинический центр», ФМБА</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Novorossiysk Clinical Center of FMBA of Russia</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-3"><aff xml:lang="ru"><institution>Новокузнецкий государственный институт усовершенствования врачей — филиал Российской медицинской академии непрерывного профессионального образования</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Novokuznetsk State Institute for Postgraduate Medical Education, branch of the Russian Medical Academy of Continuing&#13;
Professional Education</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-4"><aff xml:lang="ru"><institution>ФГАОУ ВО «Первый МГМУ им. И. М. Сеченова» (Сеченовский университет) Минздрава России</institution><country>Россия</country></aff><aff xml:lang="en"><institution>First Moscow State Medical University named after I.M. Sechenov (Sechenov University)</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-5"><aff xml:lang="ru"><institution>ФГБНУ «НИИ вакцин и сывороток им. И.И. Мечникова»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>II Mechnikov Research Institute of Vaccines and Serums</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-6"><aff xml:lang="ru"><institution>ИПО Первого МГМУ им. И. М. Сеченова</institution><country>Россия</country></aff><aff xml:lang="en"><institution>PO First Moscow State Medical University named after I.M. Sechenov</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2023</year></pub-date><pub-date pub-type="epub"><day>21</day><month>09</month><year>2023</year></pub-date><volume>22</volume><issue>4</issue><fpage>56</fpage><lpage>66</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Костинов М.П., Настаева Н.Ю., Власенко А.Е., Костинова А.М., Машилов К.В., Симонова Е.Г., 2023</copyright-statement><copyright-year>2023</copyright-year><copyright-holder xml:lang="ru">Костинов М.П., Настаева Н.Ю., Власенко А.Е., Костинова А.М., Машилов К.В., Симонова Е.Г.</copyright-holder><copyright-holder xml:lang="en">Kostinov M.P., Nastaeva N.Y., Vlasenko A.E., Kostinova A.M., Mashilov K.V., Simonova E.G.</copyright-holder><license xml:lang="ru" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>Данная работа распространяется под лицензией Creative Commons Attribution 4.0.</license-p></license><license xml:lang="en" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://www.epidemvac.ru/jour/article/view/1853">https://www.epidemvac.ru/jour/article/view/1853</self-uri><abstract><sec><title>Актуальность</title><p>Актуальность. Установлено, что лица, привитые против сезонного гриппа или имевшие в анамнезе вакцинацию против пневмококка, реже инфицировались и легче переносили COVID-19. Однако недостаточно изучено, как может отразиться вакцинация против указанных инфекций, проведенная в период пандемии, на заболеваемости COVID-19.</p></sec><sec><title>Цель</title><p>Цель. Изучить влияние вакцинации против гриппа и пневмококковой инфекции на восприимчивость и течение COVID-19 у привитых в период пандемии медицинских работников.</p></sec><sec><title>Материалы и методы</title><p>Материалы и методы. После первого подъема заболеваемости COVID-19 в 2020 г. в медицинской организации из 547 сотрудников (в возрасте от 18 до 70 лет) 266 (49%) были вакцинированы и 281 (51%) – нет. Непривитые составили контрольную группу (группа I), привитые против гриппа – группа II (n = 98), против пневмококковой инфекции – группа III (n = 60) и против обеих инфекций – группа IV (n = 108). Исследование длилось с сентября 2020 г. по март 2021 г. Для диагностики использовался метод ПЦР на SARS-CoV-2.</p></sec><sec><title>Результаты</title><p>Результаты. Через 2 месяца после начала исследования доля заболевших COVID-19 в группе I составила 5% против 1% в группе IV, через 4 месяца – 15% и 5% и на момент окончания (166 дней) – 16% и 8% соответственно. То есть среди непривитых лиц риск заболеть COVID-19 был выше в ОР = 2,1 [95% ДИ 1,0÷4,7]. Время между началом наблюдения и положительным тестом на COVID-19 у участников исследования значимо выше в группе IV по сравнению с группой I: 106 [60–136] дней против 47 [17–75] дней. Распределение пациентов с COVID-19 по степени тяжести перенесенной вирусной пневмонии показало, что у непривитых пациентов в большинстве (64%) случаев пневмония имела среднетяжелое и тяжелое течение, в то время как в IV группе 100% пациентов – легкое (p = 0,04 для всей выборки).</p></sec><sec><title>Заключение</title><p>Заключение. В период эпидемических подъемов COVID-19 вакцинация от респираторных инфекций остается актуальной, снижая число заболевших, тяжесть течения коронавирусной инфекции и предупреждая возникновение ко-инфекций.</p></sec></abstract><trans-abstract xml:lang="en"><sec><title>Background</title><p>Background. Individuals who were vaccinated against seasonal influenza or had a history of pneumococcal vaccination were found to be less likely to become infected and tolerate COVID-19 more easily. However, it has not been sufficiently studied how vaccination against these infections, carried out during the pandemic period, can affect the incidence of COVID-19.</p></sec><sec><title>Aims</title><p>Aims. The purpose of the investigation: to study the effect of vaccination against influenza and pneumococcal infection carried out during the pandemic of a new coronavirus infection on the susceptibility and course of COVID-19 in healthcare workers.</p></sec><sec><title>Materials and methods</title><p>Materials and methods. In August- Setempber 2020, after the first rise in the incidence of COVID-19, out of 547 employees (aged 18 to 70 years) of a medical organization (MO), 266 (49%) were vaccinated against influenza (group II, n = 98), pneumococcal infection (group III, n = 60) and combined vaccination (group IV, n = 108), while 281 (51%) remained unvaccinated (group 1). Follow-up period: from September 2020 to March 2021 with the registration of the incidence of acute respiratory infections (ARI) according to primary medical records and the use of PCR methods for SARS-CoV-2, epidemiological and statistical analysis.</p></sec><sec><title>Results</title><p>Results. Two months after the start of the study, the proportion of cases of COVID-19 in the 1st group (unvaccinated) was 5% versus 1% in the 4th group (persons vaccinated with two vaccines), after 4 months – 15% and 5%, respectively, and at the end of observation (166 days) – 16% and 8%, respectively. That is, among unvaccinated individuals, the risk of getting COVID-19 was higher by HR = 2.1 [95% CI: 1.0÷4.7] times. The time between the start of observation and a positive test for COVID-19 in study participants was significantly higher in the 4th group compared to the group I: 106 [60–136] days versus 47 [17–75] days. The distribution of patients with COVID-19 according to the severity of viral pneumonia showed that in unvaccinated patients in most (64%) cases, pneumonia had a moderate to severe course, while in the 4th group of patients with combined vaccination in 100% of cases, mild (p = 0.04 for the entire sample).</p></sec><sec><title>Conclusions</title><p>Conclusions. During the COVID-19 epidemic rises, vaccination against respiratory infections remains relevant, reducing the number of cases, the severity of the coronavirus infection and preventing the occurrence of co-infections.</p></sec></trans-abstract><kwd-group xml:lang="ru"><kwd>COVID-19</kwd><kwd>вакцина против гриппа</kwd><kwd>вакцина против пневмококковой инфекции</kwd><kwd>сочетанная вакцинация</kwd><kwd>пандемия</kwd></kwd-group><kwd-group xml:lang="en"><kwd>COVID-19</kwd><kwd>influenza vaccine</kwd><kwd>pneumococcal vaccine</kwd><kwd>combination vaccination</kwd><kwd>COVID-19 pandemic</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Сергеева И. В., Тихонова Е. П., Андронова Н. В. и др. Заболеваемость медицинских работников инфекционными болезнями, связано ли это с профессиональной деятельностью. Современные проблемы науки и образования. 2015;(6). 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