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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">Annals of Clinical and Experimental Neurology</journal-id><journal-title-group><journal-title xml:lang="en">Annals of Clinical and Experimental Neurology</journal-title><trans-title-group xml:lang="ru"><trans-title>Анналы клинической и экспериментальной неврологии</trans-title></trans-title-group></journal-title-group><issn publication-format="print">2075-5473</issn><issn publication-format="electronic">2409-2533</issn><publisher><publisher-name xml:lang="en">Eco-Vector</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">874</article-id><article-id pub-id-type="doi">10.54101/ACEN.2023.1.2</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>Original articles</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>Оригинальные статьи</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">Examining the frequency of dysphagia and the predictive factors of dysphagia that require attention in patients with Parkinson's disease</article-title><trans-title-group xml:lang="ru"><trans-title>Изучение частоты дисфагии и прогностических факторов дисфагии, требующих внимания, у пациентов с болезнью Паркинсона</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Babajani Roshan</surname><given-names>Tahereh</given-names></name><name xml:lang="ru"><surname>Бабаджани Рошан</surname><given-names>Тахере</given-names></name></name-alternatives><address><country country="IR">Iran, Islamic Republic of</country></address><bio xml:lang="en"><p>Medical Student, Student Research Committee</p></bio><email>t.doctor_91@yahoo.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Behzad</surname><given-names>Catherine</given-names></name><name xml:lang="ru"><surname>Бехзад</surname><given-names>Катрин</given-names></name></name-alternatives><address><country country="IR">Iran, Islamic Republic of</country></address><bio xml:lang="en"><p>Assistant Professor, Gastroenterology and Hepatology Department of Internal Medicine</p></bio><email>catherinebehzad@yahoo.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Saadat</surname><given-names>Payam</given-names></name><name xml:lang="ru"><surname>Саадат</surname><given-names>Паям</given-names></name></name-alternatives><address><country country="IR">Iran, Islamic Republic of</country></address><bio xml:lang="en"><p>Associated Professor, Mobility Impairment Research Center</p></bio><email>sepanta1968@yahoo.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Bijani</surname><given-names>Ali</given-names></name><name xml:lang="ru"><surname>Биджани</surname><given-names>Али</given-names></name></name-alternatives><address><country country="IR">Iran, Islamic Republic of</country></address><bio xml:lang="en"><p>Assistant Professor, Epidemiology, Health Research Institute</p></bio><email>alibijani@yahoo.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Dehghan</surname><given-names>Mehdi</given-names></name><name xml:lang="ru"><surname>Дехган</surname><given-names>Мехди</given-names></name></name-alternatives><address><country country="IR">Iran, Islamic Republic of</country></address><bio xml:lang="en"><p>Master of Science of Speech and Language Pathology</p></bio><email>m.dehghan26@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Ahmadi Ahangar</surname><given-names>Alijan</given-names></name><name xml:lang="ru"><surname>Ахмади Ахангар</surname><given-names>Алиджан</given-names></name></name-alternatives><address><country country="IR">Iran, Islamic Republic of</country></address><bio xml:lang="en"><p>Professor, Neurology, Mobility Impairment Research Center</p></bio><email>rohanresearch88@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Babol University of Medical Sciences</institution></aff><aff><institution xml:lang="ru">Бабольский университет медицинских наук</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2023-03-29" publication-format="electronic"><day>29</day><month>03</month><year>2023</year></pub-date><volume>17</volume><issue>1</issue><issue-title xml:lang="en"/><issue-title xml:lang="ru"/><fpage>14</fpage><lpage>19</lpage><history><date date-type="received" iso-8601-date="2022-08-01"><day>01</day><month>08</month><year>2022</year></date><date date-type="accepted" iso-8601-date="2022-11-14"><day>14</day><month>11</month><year>2022</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2023, Babajani Roshan T., Behzad C., Saadat P., Bijani A., Dehghan M., Ahmadi Ahangar A.</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2023, Бабаджани Рошан Т., Бехзад К., Саадат П., Биджани А., Дехган М., Ахмади Ахангар А.</copyright-statement><copyright-year>2023</copyright-year><copyright-holder xml:lang="en">Babajani Roshan T., Behzad C., Saadat P., Bijani A., Dehghan M., Ahmadi Ahangar A.</copyright-holder><copyright-holder xml:lang="ru">Бабаджани Рошан Т., Бехзад К., Саадат П., Биджани А., Дехган М., Ахмади Ахангар А.</copyright-holder><ali:free_to_read xmlns:ali="http://www.niso.org/schemas/ali/1.0/"/><license><ali:license_ref xmlns:ali="http://www.niso.org/schemas/ali/1.0/">https://creativecommons.org/licenses/by/4.0</ali:license_ref></license></permissions><self-uri xlink:href="https://annaly-nevrologii.com/pathID/article/view/874">https://annaly-nevrologii.com/pathID/article/view/874</self-uri><abstract xml:lang="en"><p><bold><italic>Introduction.</italic></bold> Due to the prevalence of dysphagia in patients with Parkinson's disease (PD) and its complications such as aspiration pneumonia, which is the main cause of death in these patients, PD-related disability can be prevented by early diagnosis and treatment of dysphagia.</p> <p><bold><italic>Objective.</italic></bold> The present study was aimed at investigating the frequency of dysphagia in PD patients.</p> <p><bold><italic>Materials and methods.</italic></bold> This cross-sectional study included 150 PD patients visiting a Neurology Clinic. The severity of PD was determined based on the Unified Parkinson Disease Rating Scale (UPDRS) and modified Hoen and Yahr (HYS) Scale. The Munich Dysphagia Test-Parkinson's disease (MDT-PD) questionnaire was used to assess dysphagia. Comparisons were made using generalized Fisher exact, Chi-square, ANOVA, and Kruskal–Wallis tests. Predictive factors were analyzed using logistic regression. Statistical analyses were performed at significance level of 0.05.</p> <p><bold><italic>Results.</italic></bold> Out of all 150 patients referred to the Clinic, the prevalence of dysphagia requiring attention was 25.3% (n = 38). The patients of the three groups according to the MDT-PD (no noticeable dysphagia, noticeable oropharyngeal, and dysphagia with aspiration risk) had a significant difference only in terms of the PD duration (p &lt; 0.001). In the predicting of dysphagia, the longer PD duration (p = 0.011) and homemaker occupation (p = 0.033) were protective factors, while female gender was a risk factor (p = 0.011).</p> <p><bold><italic>Conclusion.</italic></bold> The prevalence of dysphagia requiring attention in the studied patients was 25.3%. It decreased with the longer duration of the disease, and its prevalence was lower in homemaker patients, while the odds of dysphagia was 5.8 times higher in women than in men.</p></abstract><trans-abstract xml:lang="ru"><p><bold><italic>Введение.</italic></bold> Распространённой проблемой при болезни Паркинсона (БП) являются дисфагия и её осложнения, такие как аспирационная пневмония, которая представляет собой частую причину смерти при БП. В связи с этим ранняя диагностика и лечение дисфагии может способствовать предотвращению инвалидизации пациентов.</p> <p><bold><italic>Целью </italic></bold>настоящего исследования является изучение частоты дисфагии у пациентов с БП.</p> <p><bold><italic>Материалы и методы.</italic></bold> В поперечное исследование были включены 150 пациентов с БП, наблюдающиеся в неврологической клинике. Тяжесть БП определяли на основании Унифицированной шкалы оценки БП (UPDRS) и модифицированной шкалы Хен–Яра (HYS). Для оценки дисфагии использовали Мюнхенский тест для оценки дисфагии у пациентов с БП (MDT-PD). Сравнение проводили с помощью обобщённого точного теста Фишера, теста χ<sup>2</sup>, ANOVA и теста Краскелла–Уоллиса. Прогностические факторы анализировали с помощью логистической регрессии. Статистический анализ осуществляли с использованием уровня значимости 0,05.</p> <p><bold><italic>Результаты. </italic></bold>Из 150 пациентов, наблюдавшихся в клинике, дисфагия установлена у 38 (25,3%). Пациенты, относящиеся к трем группам в соответствии с результатами оценки по MDT-PD (отсутствие заметной дисфагии, заметная орофарингеальная дисфагия и дисфагия с риском аспирации), значимо различались только по длительности БП (p &lt; 0,001). При оценке прогностических факторов большая продолжительность БП (p = 0,011) и трудовая занятость в виде ведения домашнего хозяйства (p = 0,033) оказались протективными факторами, в то время как женский пол являлся фактором риска (p = 0,011).</p> <p><bold><italic>Заключение. </italic></bold>Распространённость дисфагии, требующей внимания, у исследованных пациентов составила 25,3%. Вероятность ее наличия снижалась с увеличением длительности заболевания. Кроме того, распространённость развития дисфагии оказалась в 5,8 раза выше у женщин, чем у мужчин.</p></trans-abstract><kwd-group xml:lang="en"><kwd>Parkinson disease</kwd><kwd>dysphagia</kwd><kwd>risk factors</kwd><kwd>swallowing</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>болезнь Паркинсона</kwd><kwd>дисфагия</kwd><kwd>факторы риска</kwd><kwd>глотание</kwd></kwd-group><funding-group/></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Çamcı G., Oğuz S. Association between Parkinson’s disease and Helicobacter pylori. J. Clin. Neurol. 2016; 12(2): 147–150. DOI: 10.3988/jcn.2016.12.2.147</mixed-citation></ref><ref id="B2"><label>2.</label><mixed-citation>Pringsheim T., Jette N., Frolkis A., Steeves T.D. The prevalence of Parkinson’s disease: a systematic review and meta-analysis. Mov. Disord. 2014; 29(13): 1583–1590. DOI: 10.1002/mds.25945</mixed-citation></ref><ref id="B3"><label>3.</label><mixed-citation>Suttrup I., Warnecke T. 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