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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">670455</article-id><article-id pub-id-type="doi">10.17816/RFD670455</article-id><article-id pub-id-type="edn">BOIVJE</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">PROTECT-2 Study: Association Between the Prevalence of Medical Conditions in Students of the North-Western State Medical University named after I.I. Mechnikov and Smoking Status</article-title><trans-title-group xml:lang="ru"><trans-title>Распространенность соматических заболеваний среди студентов медицинского университета Санкт-Петербурга в зависимости от статуса курения, по данным исследования PROTECT-2</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/0000-0001-9894-5974</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. (Medicine), Associate Professor</p></bio><bio xml:lang="ru"><p>канд. мед. наук, доцент</p></bio><email>pokmar@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="spin">7200-8861</contrib-id><name-alternatives><name xml:lang="en"><surname>Kuznetsova</surname><given-names>Olga Yu.</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. (Medicine), Professor</p></bio><bio xml:lang="ru"><p>д-р мед. наук, профессор</p></bio><email>olga.kuznetsova@szgmu.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-5342-3918</contrib-id><contrib-id contrib-id-type="spin">5900-2849</contrib-id><name-alternatives><name xml:lang="en"><surname>Ovakimyan</surname><given-names>Karina V.</given-names></name><name xml:lang="ru"><surname>Овакимян</surname><given-names>Карина Викторовна</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. (Medicine), Associate Professor</p></bio><bio xml:lang="ru"><p>канд. мед. наук, доцент</p></bio><email>karina.ovakimyan@szgmu.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-0146-9639</contrib-id><contrib-id contrib-id-type="spin">2930-0816</contrib-id><name-alternatives><name xml:lang="en"><surname>Bogacheva</surname><given-names>Alexandra S.</given-names></name><name xml:lang="ru"><surname>Богачева</surname><given-names>Александра Сергеевна</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. (Biology), Associate Professor</p></bio><bio xml:lang="ru"><p>канд. биол. наук, доцент</p></bio><email>Aleksandra.Bogacheva@szgmu.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0009-0002-9366-6460</contrib-id><name-alternatives><name xml:lang="en"><surname>Abrosimova</surname><given-names>Daria S.</given-names></name><name xml:lang="ru"><surname>Абросимова</surname><given-names>Дарья Сергеевна</given-names></name><name xml:lang="zh"><surname></surname><given-names></given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>Abrosdasha13@yandex.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0009-0002-8134-3744</contrib-id><name-alternatives><name xml:lang="en"><surname>Gorichev</surname><given-names>Danil A.</given-names></name><name xml:lang="ru"><surname>Горичев</surname><given-names>Данил Александрович</given-names></name><name xml:lang="zh"><surname></surname><given-names></given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>d-gorichev@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0009-0006-3775-5265</contrib-id><name-alternatives><name xml:lang="en"><surname>Kudryasheva</surname><given-names>Olga V.</given-names></name><name xml:lang="ru"><surname>Кудряшева</surname><given-names>Ольга 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><email>olgakudriascheva@yandex.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-4787-2140</contrib-id><contrib-id contrib-id-type="spin">5683-7003</contrib-id><name-alternatives><name xml:lang="en"><surname>Lysakova</surname><given-names>Anastasia A.</given-names></name><name xml:lang="ru"><surname>Лысакова</surname><given-names>Анастасия 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><email>lisakova777@bk.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0009-0008-7158-4599</contrib-id><name-alternatives><name xml:lang="en"><surname>Ogorodnikova</surname><given-names>Irina K.</given-names></name><name xml:lang="ru"><surname>Огородникова</surname><given-names>Ирина Константиновна</given-names></name><name xml:lang="zh"><surname></surname><given-names></given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>iraogobo@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0009-0008-0981-3573</contrib-id><name-alternatives><name xml:lang="en"><surname>Saltykov</surname><given-names>Nikita A.</given-names></name><name xml:lang="ru"><surname>Салтыков</surname><given-names>Никита Александрович</given-names></name><name xml:lang="zh"><surname></surname><given-names></given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>i@nikita-saltykov.ru</email><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Mechnikov North-Western State Medical University</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="2025-05-20" publication-format="electronic"><day>20</day><month>05</month><year>2025</year></pub-date><pub-date date-type="pub" iso-8601-date="2025-07-01" publication-format="electronic"><day>01</day><month>07</month><year>2025</year></pub-date><volume>29</volume><issue>2</issue><issue-title xml:lang="en"/><issue-title xml:lang="ru"/><issue-title xml:lang="zh"/><fpage>71</fpage><lpage>76</lpage><history><date date-type="received" iso-8601-date="2025-02-27"><day>27</day><month>02</month><year>2025</year></date><date date-type="accepted" iso-8601-date="2025-03-11"><day>11</day><month>03</month><year>2025</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2025, Eco-Vector</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2025, Эко-Вектор</copyright-statement><copyright-statement xml:lang="zh">Copyright ©; 2025,</copyright-statement><copyright-year>2025</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="2028-07-01"/><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/670455">https://journals.eco-vector.com/RFD/article/view/670455</self-uri><abstract xml:lang="en"><p><bold>BACKGROUND:</bold> Products containing tobacco and nicotine are harmful to the human body. A previous PROTECT study revealed an unfavorable trend toward combined use of traditional and electronic cigarettes. The study also revealed that respondents are not aware enough of the negative effects of new nicotine products.</p> <p><bold>AIM:</bold> The study aimed to evaluate the association between smoking status and prevalence and patterns of tobacco and nicotine product consumption and morbidity rates in medical university students.</p> <p><bold>METHODS:</bold> A cross-sectional study of a continuous population of first-year students of the medical department of the North-Western State Medical University named after I.I. Mechnikov was conducted. An online questionnaire was used to collect data on smoking status, and outpatient records and the results of annual physical examinations from the university clinic were evaluated.</p> <p><bold>RESULTS:</bold> The analysis included 466 first-year students, 26.0% of whom were male. The response rate was 91%. The mean age was 19.1 ± 2.5 years. Over two-thirds of respondents (79.6%) had never used traditional or electronic cigarettes. Prevalence of cigarette smoking was 2.4%. The use of any nicotine product was reported by 5.2% of respondents. The combined use of traditional and electronic cigarettes was found to be 12.9%. The study found no differences in smoking status by sex. Outpatient records showed that 10.1% of students had hypercholesterolemia, 2.4% had hyperglycemia, and 6.2% were overweight or obese. Atopic diseases, such as hay fever, allergic rhinoconjunctivitis and allergic dermatitis, were found in 3.2% of respondents. Upper and lower respiratory disorders, such as chronic sinusitis, tonsillitis, bronchitis, and asthma, were diagnosed in 6.4% of students. Acute respiratory viral infections more than three times per year were reported by 1.9% of first-year students. Cardiovascular disease was found in 6.9% of the respondents. The most common conditions included spinal diseases (15.5%), visual impairments (37.8%), gastrointestinal diseases (9%), and neurological diseases (4.3%). The prevalence of diseases affecting nearly all body systems ranges from 0.2% to 2.8%. The study found no difference in the prevalence of these diseases according to smoking status.</p> <p><bold>CONCLUSION:</bold> Respondents who smoked preferred the combined use of traditional and electronic cigarettes. Annual physical examinations of first-year students reveal that some have risk factors for chronic non-communicable diseases. The trend of increased combined smoking in the presence of risk factors and medical conditions shows that smoking products are increasingly harmful to the health of young people, so further research is required.</p></abstract><trans-abstract xml:lang="ru"><p><bold>Обоснование.</bold> Табачная и никотинсодержащая продукция оказывает патологическое влияние на организм человека. В предыдущем исследовании авторов PROTECT выявлена неблагоприятная тенденция к комбинированному потреблению традиционных и электронных сигарет, и показано, что знания респондентов о вреде новых никотинсодержащих продуктов на организм недостаточны.</p> <p><bold>Цель</bold> — изучить распространенность и структуру потребления табачной и никотинсодержащей продукции, а также заболеваемость студентов медицинского университета в зависимости от статуса курения.</p> <p><bold>Материалы и методы.</bold> Выполнено одномоментное поперечное исследование сплошной выборки студентов 1-го курса лечебного факультета СЗГМУ им. И.И. Мечникова методом онлайн-анкетирования для получения информации о статусе курения и с помощью изучения данных амбулаторных карт с результатами ежегодных профилактических осмотров студентов из поликлиники университета.</p> <p><bold>Результаты.</bold> В анализ вошли данные 466 студентов 1-го курса, 26,0% из них — мужчины. Отклик составил 91%. Средний возраст участников — 19,1 ± 2,5 года. Никогда не использовали традиционные или электронные сигареты более 2/3 опрошенных (79,6%). Распространенность курения сигарет составила 2,4 %. Выявлено, что потребляют какой-либо вид никотинсодержащей продукции 5,2% респондентов. Доля комбинированного потребления традиционных и электронных сигарет составила 12,9%. Различий по полу в зависимости от статуса курения не получено. При анализе амбулаторных карт у 10,1% студентов выявлена гиперхолестеринемия, у 2,4% — гипергликемия, у 6,2% — избыточная масса тела и ожирение. У 3,2% опрошенных обнаружены атопические заболевания (поллиноз, аллергический риноконьюнктивит и аллергический дерматит). Среди заболеваний верхних и нижних дыхательных путей у 6,4% студентов диагностированы хронические синусит, тонзиллит, бронхит, бронхиальная астма. Более 3 раз в год болеют острыми респираторными вирусными инфекциями 1,9% первокурсников. Заболевания сердечно-сосудистой системы отмечены у 6,9% человек. Наиболее частыми патологиями были заболевания позвоночника (15,5%), нарушения зрения (37,8%), заболевания желудочно-кишечного тракта (9%), неврологические заболевания (4,3%). С частотой от 0,2 до 2,8% случаев диагностированы другие заболевания практически всех систем организма. Различий по распространенности заболеваний в зависимости от статуса курения не выявлено.</p> <p><bold>Заключение.</bold> Комбинированное потребление традиционных и электронных сигарет было самым предпочтительным среди курящих респондентов. Данные профилактического осмотра первокурсников свидетельствуют о наличии у части из них факторов риска развития хронических неинфекционных заболеваний. С учетом тенденции к учащению использования комбинированного курения при наличии факторов риска и соматических заболеваний можно предположить усиление вреда курительных продуктов для здоровья молодых людей, что подлежит дальнейшему изучению.</p></trans-abstract><trans-abstract xml:lang="zh"><p/></trans-abstract><kwd-group xml:lang="en"><kwd>tobacco smoking</kwd><kwd>nicotine products</kwd><kwd>electronic cigarettes</kwd><kwd>epidemiologic studies</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>табакокурение</kwd><kwd>никотинсодержащая продукция</kwd><kwd>электронные сигареты</kwd><kwd>эпидемиологическое исследование</kwd></kwd-group><funding-group/></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Kuznetsova OY, Pokhaznikova MA, Ovakimyan KV, et al. 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