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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" xmlns:ali="http://www.niso.org/schemas/ali/1.0/" article-type="research-article" dtd-version="1.2" xml:lang="en"><front><journal-meta><journal-id journal-id-type="publisher-id">Russian Family Doctor</journal-id><journal-title-group><journal-title xml:lang="en">Russian Family Doctor</journal-title><trans-title-group xml:lang="ru"><trans-title>Российский семейный врач</trans-title></trans-title-group></journal-title-group><issn publication-format="print">2072-1668</issn><issn publication-format="electronic">2713-2331</issn><publisher><publisher-name xml:lang="en">Eco-Vector</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">283633</article-id><article-id pub-id-type="doi">10.17816/RFD283633</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>Original study article</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>Оригинальное исследование</subject></subj-group><subj-group subj-group-type="article-type"><subject>Research Article</subject></subj-group></article-categories><title-group><article-title xml:lang="en">The concept of pre-COPD: development and feasibility in primary health care</article-title><trans-title-group xml:lang="ru"><trans-title>Концепция пре-ХОБЛ: разработка и возможности внедрения в первичном звене здравоохранения</trans-title></trans-title-group><trans-title-group xml:lang="zh"><trans-title/></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-3917-154X</contrib-id><contrib-id contrib-id-type="scopus">56537990200</contrib-id><contrib-id contrib-id-type="researcherid">J-7662-2017</contrib-id><contrib-id contrib-id-type="spin">3543-4005</contrib-id><name-alternatives><name xml:lang="en"><surname>Andreeva</surname><given-names>Elena A.</given-names></name><name xml:lang="ru"><surname>Андреева</surname><given-names>Елена Александровна</given-names></name><name xml:lang="zh"><surname></surname><given-names></given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, Cand. Sci. (Med.), Assistant Professor</p></bio><bio xml:lang="ru"><p>канд. мед. наук, доцент</p></bio><email>klmn.69@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-9894-5974</contrib-id><contrib-id contrib-id-type="scopus">56801758400</contrib-id><contrib-id contrib-id-type="researcherid">0-4115-2014</contrib-id><contrib-id contrib-id-type="spin">3387-0226</contrib-id><name-alternatives><name xml:lang="en"><surname>Pokhaznikova</surname><given-names>Marina A.</given-names></name><name xml:lang="ru"><surname>Похазникова</surname><given-names>Марина Александровна</given-names></name><name xml:lang="zh"><surname></surname><given-names></given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, Cand. Sci. (Med.), Assistant Professor</p></bio><bio xml:lang="ru"><p>канд. мед. наук, доцент</p></bio><email>pokmar@mail.ru</email><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-3347-0984</contrib-id><contrib-id contrib-id-type="scopus">57189466350</contrib-id><contrib-id contrib-id-type="researcherid">U-3654-2017</contrib-id><contrib-id contrib-id-type="spin">9658-8074</contrib-id><name-alternatives><name xml:lang="en"><surname>Turusheva</surname><given-names>Anna V.</given-names></name><name xml:lang="ru"><surname>Турушева</surname><given-names>Анна Владимировна</given-names></name><name xml:lang="zh"><surname></surname><given-names></given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, Cand. Sci. (Med.), Assistant Professor</p></bio><bio xml:lang="ru"><p>канд. мед. наук, доцент</p></bio><email>anna.turusheva@szgmu.ru</email><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-2281-0576</contrib-id><contrib-id contrib-id-type="scopus">55913672600</contrib-id><contrib-id contrib-id-type="researcherid">F-7438-2018</contrib-id><contrib-id contrib-id-type="spin">9788-3049</contrib-id><name-alternatives><name xml:lang="en"><surname>Popov</surname><given-names>Vladimir V.</given-names></name><name xml:lang="ru"><surname>Попов</surname><given-names>Владимир Викторович</given-names></name><name xml:lang="zh"><surname></surname><given-names></given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, Dr. Sci. (Med.), Professor</p></bio><bio xml:lang="ru"><p>д-р мед. наук, профессор</p></bio><email>fmi2008@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-2440-6959</contrib-id><contrib-id contrib-id-type="scopus">24448739500</contrib-id><contrib-id contrib-id-type="researcherid">O-4056-2014</contrib-id><contrib-id contrib-id-type="spin">7200-8861</contrib-id><name-alternatives><name xml:lang="en"><surname>Kuznetsova</surname><given-names>Olga Y.</given-names></name><name xml:lang="ru"><surname>Кузнецова</surname><given-names>Ольга Юрьевна</given-names></name><name xml:lang="zh"><surname></surname><given-names></given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, Dr. Sci. (Med.), Professor</p></bio><bio xml:lang="ru"><p>д-р мед. наук, профессор</p></bio><email>oukuznetsova@mail.ru</email><xref ref-type="aff" rid="aff2"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Northern State Medical University</institution></aff><aff><institution xml:lang="ru">Северный государственный медицинский университет</institution></aff><aff><institution xml:lang="zh"></institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">North-Western State Medical University named after I.I. Mechnikov</institution></aff><aff><institution xml:lang="ru">Северо-Западный государственный медицинский университет им. И.И. Мечникова</institution></aff><aff><institution xml:lang="zh"></institution></aff></aff-alternatives><pub-date date-type="preprint" iso-8601-date="2023-03-02" publication-format="electronic"><day>02</day><month>03</month><year>2023</year></pub-date><pub-date date-type="pub" iso-8601-date="2023-04-10" publication-format="electronic"><day>10</day><month>04</month><year>2023</year></pub-date><volume>27</volume><issue>1</issue><issue-title xml:lang="en"/><issue-title xml:lang="ru"/><issue-title xml:lang="zh"/><fpage>21</fpage><lpage>30</lpage><history><date date-type="received" iso-8601-date="2023-02-25"><day>25</day><month>02</month><year>2023</year></date><date date-type="accepted" iso-8601-date="2023-03-02"><day>02</day><month>03</month><year>2023</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2023, Eco-Vector</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2023, Эко-Вектор</copyright-statement><copyright-statement xml:lang="zh">Copyright ©; 2023,</copyright-statement><copyright-year>2023</copyright-year><copyright-holder xml:lang="en">Eco-Vector</copyright-holder><copyright-holder xml:lang="ru">Эко-Вектор</copyright-holder><ali:free_to_read xmlns:ali="http://www.niso.org/schemas/ali/1.0/" start_date="2026-04-10"/><license><ali:license_ref xmlns:ali="http://www.niso.org/schemas/ali/1.0/">https://creativecommons.org/licenses/by-nc-nd/4.0/</ali:license_ref></license></permissions><self-uri xlink:href="https://journals.eco-vector.com/RFD/article/view/283633">https://journals.eco-vector.com/RFD/article/view/283633</self-uri><abstract xml:lang="en"><p><bold><italic>BACKGROUND</italic></bold><italic>:</italic> Chronic obstructive pulmonary disease is often not diagnosed as a preventable disease. The primary physician needs a diagnostic tool to detect chronic obstructive pulmonary disease at an early stage.</p> <p><bold><italic>AIM</italic></bold><italic>:</italic> To develop the concept of early detection of chronic obstructive pulmonary disease through a diagnostic tool that stratifies patients according to the risk of disease development.</p> <p><bold><italic>MATERIALS AND METHODS</italic></bold><italic>:</italic> Random sample of persons 35–70 years from the lists provided by 15 polyclinics of Saint Petersburg and Arkhangelsk (cross-sectional study, <italic>n</italic> = 2388). Cohort prospective study (respondents with fixed or variable obstruction, <italic>n</italic> = 167). All respondents were asked about demographic data, smoking history, risk factors, and the presence of symptoms. Spirometry with a bronchodilator was performed for all participants.</p> <p><bold><italic>RESULTS</italic></bold><italic>:</italic> Fixed obstruction was found in 6.8% of the participants in the first phase; obstruction was associated with male sex, smoking status over 10 packs/years, age over 55 years, chronic cough and shortness of breath. Of the 65 members of the cohort with variable obstruction, 23.1% had a fixed obstruction after a year, the risk factors of which were a smoking status of more than 10 packs/years, a night cough and forced expiratory volume in 1 second less than lower limit of normal.</p> <p><bold><italic>CONCLUSIONS</italic></bold><italic>:</italic> Based on the results of the two phases of the study, a diagnostic tool was developed for the early detection of chronic obstructive pulmonary disease in the general population by identifying a group of people with preserved lung function and high-risk chronic obstructive pulmonary disease factors.</p></abstract><trans-abstract xml:lang="ru"><p><bold><italic>Обоснование</italic></bold><italic>.</italic> Хроническую обструктивную болезнь легких (ХОБЛ) часто сложно диагностировать, однако это заболевание можно предотвратить. Врач первичного звена нуждается в методиках, позволяющих выявлять ХОБЛ на ранних стадиях.</p> <p><bold><italic>Цель исследования</italic></bold> — разработка концепции раннего выявления хронической обструктивной болезни легких посредством стратификации пациентов в зависимости от риска развития заболевания.</p> <p><bold><italic>Материалы и методы</italic></bold><italic>.</italic> Отобранные случайным образом лица в возрасте 35–70 лет, прикрепленные к 15 поликлиникам Санкт-Петербурга и Архангельска, участвовали в поперечном одномоментном исследовании (<italic>n</italic> = 2388). Далее проведено когортное проспективное исследование с участием респондентов с диагностированной по результатам первого этапа фиксированной или вариабельной обструкцией (<italic>n</italic> = 167). Изучены демографические данные, анамнез курения, факторы риска развития хронической обструктивной болезни легких, наличие симптомов. Всем пациентам выполняли спирометрию с бронходилатационной пробой.</p> <p><bold><italic>Результаты</italic></bold><italic>.</italic> Фиксированная обструкция выявлена у 6,8 % участников первого этапа. С ней ассоциированы мужской пол, индекс курения более 10 пачка/лет, возраст старше 55 лет, хронические кашель и одышка. Из 65 участников когорты с вариабельной обструкцией у 23,1 % через год выявлена фиксированная обструкция, факторами риска которой были индекс курения более 10 пачка/лет, ночной кашель и объем форсированного выдоха за 1 с менее нижней границы нормы.</p> <p><bold><italic>Заключение</italic></bold><italic>.</italic> На основе результатов двух этапов исследования создан диагностический инструмент, направленный на раннее выявление хронической обструктивной болезни легких в общей популяции посредством выделения группы лиц с сохраненной функцией внешнего дыхания и факторами высокого риска развития хронической обструктивной болезни легких.</p></trans-abstract><trans-abstract xml:lang="zh"><p/></trans-abstract><kwd-group xml:lang="en"><kwd>chronic obstructive pulmonary disease</kwd><kwd>smoking</kwd><kwd>symptoms</kwd><kwd>risk factors</kwd><kwd>spirometry</kwd><kwd>early detection</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>хроническая обструктивная болезнь легких</kwd><kwd>курение</kwd><kwd>симптомы</kwd><kwd>факторы риска</kwd><kwd>спирометрия</kwd><kwd>ранняя диагностика</kwd></kwd-group><funding-group/></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><citation-alternatives><mixed-citation xml:lang="en">The Global Strategy for the Diagnosis, Management and Prevention of Chronic obstructive pulmonary disease. 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