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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">zabmedvestnik</journal-id><journal-title-group><journal-title xml:lang="ru">Забайкальский медицинский вестник</journal-title><trans-title-group xml:lang="en"><trans-title>Transbaikalian Medical Bulletin</trans-title></trans-title-group></journal-title-group><issn pub-type="epub">1998-6173</issn><publisher><publisher-name>Читинская государственная медицинская академия</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.52485/19986173_2021_3_13</article-id><article-id custom-type="elpub" pub-id-type="custom">zabmedvestnik-83</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 ИССЛЕДОВАНИЯ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>ORIGINAL RESEARCH</subject></subj-group></article-categories><title-group><article-title>ИНФОРМАТИВНОСТЬ ROC-АНАЛИЗА В ОПРЕДЕЛЕНИИ ПРЕДИКТОРОВ ТЯЖЕЛОЙ БРОНХИАЛЬНОЙ АСТМЫ У ДЕТЕЙ</article-title><trans-title-group xml:lang="en"><trans-title>INFORMATIVE VALUE OF ROC ANALYSIS IN DETERMINING PREDICTORS OF SEVERE BRONCHIAL ASTHMA IN CHILDREN</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Потапова</surname><given-names>Н. Л.</given-names></name><name name-style="western" xml:lang="en"><surname>Potapova</surname><given-names>N. L.</given-names></name></name-alternatives><bio xml:lang="ru"><p>672000, г. Чита, ул. Горького 39а</p></bio><bio xml:lang="en"><p>39a, Gorky’s street, Chita, 672000</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Смоляков</surname><given-names>Ю. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Smolyakov</surname><given-names>Yu. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>672000, г. Чита, ул. Горького 39а</p></bio><bio xml:lang="en"><p>39a, Gorky’s street, Chita, 672000</p></bio><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Федеральное государственное бюджетное образовательное учреждение высшего образования «Читинская государственная медицинская академия» Министерства&#13;
здравоохранения Российской Федерации</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Chita State Medical Academy</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2021</year></pub-date><pub-date pub-type="epub"><day>01</day><month>08</month><year>2024</year></pub-date><volume>0</volume><issue>3</issue><fpage>13</fpage><lpage>18</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Потапова Н.Л., Смоляков Ю.Н., 2024</copyright-statement><copyright-year>2024</copyright-year><copyright-holder xml:lang="ru">Потапова Н.Л., Смоляков Ю.Н.</copyright-holder><copyright-holder xml:lang="en">Potapova N.L., Smolyakov Y.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.zabmedvestnik.ru/jour/article/view/83">https://www.zabmedvestnik.ru/jour/article/view/83</self-uri><abstract><sec><title>Цель исследования</title><p>Цель исследования. В статье рассмотрен аналитический подход к определению диагностической ценности и пороговых уровней ростовых факторов, необходимых для принятия диагностических решений о тяжести течения бронхиальной астмы у детей.</p></sec><sec><title>Материалы и методы</title><p>Материалы и методы. У 95 пациентов с бронхиальной астмой разной степени тяжести и 24 детей группы контроля определены концентрации трансформирующего фактора роста β1 (TGFβ1) и эндотелиального фактора роста сосудов (VEGF-A). Диагностические значения изучаемых факторов проанализированы в ходе ROC-анализа и представлены в виде ROC-кривой.</p><p>Результаты и их обсуждение. Наибольшая концентрация ростовых факторов регистрировалась при тяжелом течении БА (р). В ходе ROC-анализа установлены пороговые значения для TGFβ1 – 106,2 пг/мл и VEGF-A – 59,2 пг/мл, уточнена информативность каждого показателя. Наибольшей диагностической значимостью обладает эндотелиальный фактор роста сосудов.</p></sec><sec><title>Заключение</title><p>Заключение. ROC-анализ помогает оценить значимость диагностических медицинских технологий, что позволяет усовершенствовать алгоритм диагностики заболеваний.</p></sec></abstract><trans-abstract xml:lang="en"><sec><title>The purpose of the study</title><p>The purpose of the study. The article considers an analytical approach to determining the diagnostic value and diagnostically significant threshold levels of growth factors in severe bronchial asthma in children.</p></sec><sec><title>Materials and methods</title><p>Materials and methods. Concentrations of transforming growth factor B1 and endothelial vascular growth factor were determined in 95 patients with bronchial asthma of varying severity and 24 children of the control group. The diagnostic values of the studied factors were analyzed in the course of the ROC analysis and presented in the form of an ROC-curve.</p></sec><sec><title>Results and discussion</title><p>Results and discussion. The highest concentration of growth factors was recorded in severe bronchial asthma (p). During the ROC analysis, the threshold values for TGFβ1 - 106.2 pg/ml and VEGF-A – 59.2 pg/ml were established, and the information content of each indicator was clarified. The endothelial vascular growth factor has the greatest diagnostic significance.</p></sec><sec><title>Conclusion</title><p>Conclusion. ROC analysis helps to assess the importance of diagnostic medical technologies, which allows you to improve the algorithm for diagnosing diseases.</p></sec></trans-abstract><kwd-group xml:lang="ru"><kwd>ROC-анализ</kwd><kwd>бронхиальная астма</kwd><kwd>ростовые факторы</kwd></kwd-group><kwd-group xml:lang="en"><kwd>ROC analysis</kwd><kwd>bronchial asthma</kwd><kwd>growth factors</kwd></kwd-group><funding-group><funding-statement xml:lang="ru">Исследование никем не финансировалось.</funding-statement></funding-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Global Strategy for Asthma Management and Prevention. Revised 2019. - Access mode: www.ginasthma.com.</mixed-citation><mixed-citation xml:lang="en">Global Strategy for Asthma Management and Prevention. 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