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<article 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" article-type="research-article" dtd-version="1.1d1" xml:lang="en"><front><journal-meta><journal-id journal-id-type="publisher">Bulletin of Semashko National Research Institute of Public Health</journal-id><journal-title-group><journal-title>Bulletin of Semashko National Research Institute of Public Health</journal-title></journal-title-group><issn publication-format="print">2415-8410</issn><issn publication-format="electronic">2415-8429</issn><publisher><publisher-name>FSSBI «N.A. Semashko National Research Institute of Public Health»</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">2841</article-id><article-id pub-id-type="doi">10.69541/NRIPH.2024.03.014</article-id><article-categories><subj-group subj-group-type="heading"><subject>Научная статья</subject></subj-group></article-categories><title-group><article-title>Dynamic and prognostic indicators of morbidity in the classes of «ear and mastoid process diseases» and «respiratory diseases» among children and adolescents</article-title></title-group><contrib-group><contrib contrib-type="author"><name name-style="western"><surname>Oleinik</surname><given-names>Andrey V.</given-names></name><email>Oleinik.lor@yandex.ru</email><uri content-type="orcid">https://orcid.org/0000-0002-1774-0916</uri><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff id="aff-1">N. A. Semashko National Research Institute of Public Health</aff><pub-date date-type="epub" iso-8601-date="2024-10-01" publication-format="electronic"><day>01</day><month>10</month><year>2024</year></pub-date><issue>3</issue><fpage>93</fpage><lpage>97</lpage><history><pub-date date-type="received" iso-8601-date="2025-05-27"><day>27</day><month>05</month><year>2025</year></pub-date></history><permissions><copyright-statement>Copyright © 2025,</copyright-statement><copyright-year>2025</copyright-year></permissions><abstract>&lt;p&gt;The article presents the results of an analysis of the indicators of primary morbidity of children 014 years old and adolescents 1517 years old in the classes of  ear and mastoid process diseases and respiratory diseases in the Russian Federation and in the context of the municipality of Ramenskoye, Moscow region. in the period 20112022, there is a tendency in the Russian Federation to reduce the level of primary morbidity of children and adolescents with ear and mastoid process diseases, as well as respiratory diseases, however, in 20202022. The indicator has resumed growth, which may be due to the spread of coronavirus infection and its consequences. According to the medium-term forecast, while maintaining existing trends in the studied classes of diseases, by 2027 it is possible to reduce the level of primary morbidity of children and adolescents with ear and mastoid process diseases, respiratory diseases. At the same time, there is an increase in the prevalence of chronic forms of this pathology, which is more pronounced in rural patients than in urban patients, there is an increase in the need for children and adolescents in dispensary care in connection with ENT diseases, which is more pronounced among rural children and adolescents than urban ones. All this requires the development and implementation of organizational technologies for controlling, monitoring morbidity and increasing the availability of medical care to children and adolescents in urban and rural areas.&lt;/p&gt;</abstract><kwd-group xml:lang="en"><kwd>morbidity</kwd><kwd>ear and mastoid process diseases</kwd><kwd>respiratory diseases</kwd><kwd>children</kwd><kwd>adolescents</kwd><kwd>prognosis</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>заболеваемость</kwd><kwd>болезни уха и сосцевидного отростка</kwd><kwd>болезни органов дыхания</kwd><kwd>дети</kwd><kwd>подростки</kwd><kwd>прогноз</kwd></kwd-group></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Son I.M., Rugol L.V., Golubev N.A., Shlyafer S.I. Results and problems of the development of hospital-replacing technologies in the provision of medical care to the children's population. Modern problems of public health and medical statistics. 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