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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">nogr</journal-id><journal-title-group><journal-title xml:lang="ru">Экспериментальная и клиническая гастроэнтерология</journal-title><trans-title-group xml:lang="en"><trans-title>Experimental and Clinical Gastroenterology</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1682-8658</issn><publisher><publisher-name>«Global Media Technologies»</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.31146/1682-8658-ecg-227-7-29-36</article-id><article-id custom-type="elpub" pub-id-type="custom">nogr-2777</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>КЛИНИЧЕСКАЯ ГАСТРОЭНТЕРОЛОГИЯ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>CLINICAL GASTROENTEROLOGY</subject></subj-group></article-categories><title-group><article-title>Особенности течения новой коронавирусной инфекции COVID-19 при хронической болезни почек</article-title><trans-title-group xml:lang="en"><trans-title>Features of the course of the new coronavirus infection COVID-19 in chronic kidney disease</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-3770-9414</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Абызов</surname><given-names>А. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Abyzov</surname><given-names>A. S.</given-names></name></name-alternatives><email xlink:type="simple">medikchuvsu@yandex.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/0000-0002-9161-2066</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Кичигин</surname><given-names>В. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Kichigin</surname><given-names>V. A.</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.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/0000-0003-1496-0689</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Тарасова</surname><given-names>Л. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Tarasova</surname><given-names>L. V.</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>ФГБОУ ВО «Чувашский государственный университет имени И. Н. Ульянова»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Chuvash State University n. b. I. N. Ulyanov</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2024</year></pub-date><pub-date pub-type="epub"><day>22</day><month>10</month><year>2024</year></pub-date><volume>0</volume><issue>7</issue><fpage>29</fpage><lpage>36</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Абызов А.С., Кичигин В.А., Тарасова Л.В., 2024</copyright-statement><copyright-year>2024</copyright-year><copyright-holder xml:lang="ru">Абызов А.С., Кичигин В.А., Тарасова Л.В.</copyright-holder><copyright-holder xml:lang="en">Abyzov A.S., Kichigin V.A., Tarasova L.V.</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.nogr.org/jour/article/view/2777">https://www.nogr.org/jour/article/view/2777</self-uri><abstract><p>Цель. Изучение особенностей течения новой коронавирусной инфекции COVID-19 при хронической болезни почек (ХБП). Материал и методы. Исследовано 182 пациента, находившихся в БУ «Больница скорой медицинской помощи» (г. Чебоксары) с подтвержденным диагнозом COVID-19. Результаты. ХБП зарегистрирована у 52,7% пациентов. У пациентов с ХБП отмечаются более высокие показатели суммы баллов по шкале NEWS 2 и более низкие показатели сатурации кислорода с 3 дня госпитализации. Выявлен ряд лабораторных показателей, связанных с повышенным риском неблагоприятного исхода: С-реактивный белок &gt;25мг/л, Д-димер &gt;562,8 нг/мл, уровень лимфоцитов ≤1,15 × 109/л, интерлейкина-6 &gt;13,2 пг/мл, ЛДГ &gt;558 ммоль/л, протеинурия &gt;0,1 г/л. У пациентов с ХБП имеет место более тяжелое течение COVID-19: чаще регистрируется потребность в искусcтвенной вентиляции легких (50,0% против 31,4%, р=0,011), развитие острого почечного повреждения (25,0% против 9,3%,) и летальный исход (55,2% против 33,7%, р=0,004). На смертность значительно влияет наличие ХБП 3-4 стадии (ОР-1,8, р&lt;0,001), но не ХБП 1-2 стадии (ОР-1,4, p=0,152). Наличие ХБП значимо увеличивало частоту смерти среди пациентов с ИБС (ОР-2,6, p&lt;0,001), АГ (ОР-3,0 p&lt;0,001), патологией органов дыхания(ОР-1,5, p=0,019), ХСН (ОР-2,4, p&lt;0,001), ожирения 2-3 степеней (ОР-1,7, p=0,031). В подгруппе ХБП 3-4 по сравнению с подгруппой пациентов ХБП 1-2 и без ХБП оказались выше показатели летальности, доля пациентов с ОПП, доля пациентов в ОРИТ. Выявлено влияние ингибиторов JAK на летальность пациентов с ХБП тоже выявлено в подгруппе до 65 лет - летальность 14,3% при назначении препаратов и 50,0% без препаратов, р=0,026. Летальность у пациентов с ХБП при назначении препаратов в день поступления составила 30,0%, в последующие дни - 83,9%, р&lt;0,001. Заключение. Результаты исследования ориентируют на обязательность исследования функции почек у больных новой коронавирусной инфекцией. У пациентов с ХБП имеет место более тяжелое течение COVID-19, на смертность значительно влияет наличие ХБП 3-4 стадии. Факторами риска летального исхода при COVID-19 являются осложнения болезни: дыхательная недостаточность, развитие острого почечного повреждения, потребность в искусcтвенной вентиляции легких и ряд лабораторных показателей: С-реактивный белок, Д-димер, лимфопения, интерлейкин-6, ЛДГ, протеинурия. ХБП является независимым фактором риска и увеличивает вероятность летального исхода в случае сочетания с сопутствующей патологией, в том числе артериальной гипертензией, ИБС, ХСН, хронических болезней органов дыхания, ожирения 2-3 степеней. При ХБП ингибиторы янус-киназ снижают летальность пациентов в подгруппе до 65 лет и при назначении в первый день госпитализации.</p></abstract><trans-abstract xml:lang="en"><p>Purpose of the study. Study of the characteristics of the course of the new coronavirus infection COVID-19 in chronic kidney disease (CKD). Materials and methods. A total of 182 patients who were in the State Budgetary Institution “Emergency Medical Care Hospital” (Cheboksary) with a confirmed diagnosis of COVID-19 were examined. Results. A high incidence of CKD in hospitalized patients is shown. In CKD, there is a high mortality from COVID-19, statistically significant for CKD stage 3, but not for CKD stages 1-2. A number of clinical and laboratory parameters associated with an increased risk of adverse outcome have been identified. CKD is an independent risk factor that increases the risk of death when combined with these parameters. The positive effect of Janus kinase inhibitors is reflected when they are prescribed in the group under 65 years of age and in the first days of patient admission. Conclusion. The results of the study indicate the necessity of studying kidney function in patients with a new coronavirus infection. Patients with chronic kidney disease stages 3-4 require close dynamic monitoring as a risk group for severe disease, affecting survival.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>COVID-19</kwd><kwd>хроническая болезнь почек</kwd><kwd>смертность</kwd></kwd-group><kwd-group xml:lang="en"><kwd>COVID-19</kwd><kwd>chronic kidney disease</kwd><kwd>mortality</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">Berlin D.A., Gulick R. M., Martinez F. J. Severe Covid-19. N Engl J Med. 2020 Dec 17;383(25):2451-2460. doi: 10.1056/NEJMcp2009575.</mixed-citation><mixed-citation xml:lang="en">Berlin D.A., Gulick R. M., Martinez F. J. Severe Covid-19. N Engl J Med. 2020 Dec 17;383(25):2451-2460. doi: 10.1056/NEJMcp2009575.</mixed-citation></citation-alternatives></ref><ref id="cit2"><label>2</label><citation-alternatives><mixed-citation xml:lang="ru">Hu B., Guo H., Zhou P. et al. 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