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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="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">Subscription journal</journal-id><journal-title-group><journal-title xml:lang="en">Subscription journal</journal-title><trans-title-group xml:lang="ru"><trans-title>Подписной журнал</trans-title></trans-title-group></journal-title-group><issn publication-format="print">2411-8729</issn><issn publication-format="electronic">2409-4161</issn><publisher><publisher-name xml:lang="en">Eco-Vector</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">16293</article-id><article-id pub-id-type="doi">10.17816/fm16293</article-id><article-id pub-id-type="edn">NVNCVW</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>Original study articles</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>Оригинальные исследования</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="zh"><subject>原创研究</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">Trends in undetermined intent injuries and their implications for external cause mortality statistics: a cross-sectional study</article-title><trans-title-group xml:lang="ru"><trans-title>Оценка изменений в структуре повреждений с неопределёнными намерениями с позиций влияния на статистические показатели смертности от внешних причин: одномоментное исследование</trans-title></trans-title-group><trans-title-group xml:lang="zh"><trans-title>意图不确定的损伤结构变化评估及其对外因死亡率统计指标的影响：一项横断面研究</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-8456-6906</contrib-id><contrib-id contrib-id-type="spin">7077-3302</contrib-id><name-alternatives><name xml:lang="en"><surname>Savenkova</surname><given-names>Ekaterina N.</given-names></name><name xml:lang="ru"><surname>Савенкова</surname><given-names>Екатерина Николаевна</given-names></name><name xml:lang="zh"><surname>Savenkova</surname><given-names>Ekaterina N.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, Cand. Sci. (Medicine), Assistant Professor</p></bio><bio xml:lang="ru"><p>канд. мед. наук, доцент</p></bio><bio xml:lang="zh"><p>MD, Cand. Sci. (Medicine), Assistant Professor</p></bio><email>savocheka@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-0363-0599</contrib-id><contrib-id contrib-id-type="spin">6551-9084</contrib-id><name-alternatives><name xml:lang="en"><surname>Efimov</surname><given-names>Alexandr A.</given-names></name><name xml:lang="ru"><surname>Ефимов</surname><given-names>Александр Александрович</given-names></name><name xml:lang="zh"><surname>Efimov</surname><given-names>Alexandr A.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, Cand. Sci. (Medicine), Assistant Professor</p></bio><bio xml:lang="ru"><p>канд. мед. наук, доцент</p></bio><bio xml:lang="zh"><p>MD, Cand. Sci. (Medicine), Assistant Professor</p></bio><email>sudmedsar@mail.ru</email><xref ref-type="aff" rid="aff1"/><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-7187-2592</contrib-id><contrib-id contrib-id-type="spin">8106-2778</contrib-id><name-alternatives><name xml:lang="en"><surname>Kolokolov</surname><given-names>Georgij R.</given-names></name><name xml:lang="ru"><surname>Колоколов</surname><given-names>Георгий Рюрикович</given-names></name><name xml:lang="zh"><surname>Kolokolov</surname><given-names>Georgij R.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, Cand. Sci. (Medicine), Assistant Professor</p></bio><bio xml:lang="ru"><p>канд. мед. наук, доцент</p></bio><bio xml:lang="zh"><p>MD, Cand. Sci. (Medicine), Assistant Professor</p></bio><email>gkolokolov@yandex.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-0284-6491</contrib-id><contrib-id contrib-id-type="spin">7390-4407</contrib-id><name-alternatives><name xml:lang="en"><surname>Raykova</surname><given-names>Ksenya A.</given-names></name><name xml:lang="ru"><surname>Райкова</surname><given-names>Ксения Аркадьевна</given-names></name><name xml:lang="zh"><surname>Raykova</surname><given-names>Ksenya A.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD</p></bio><bio xml:lang="zh"><p>MD</p></bio><email>xenyaraykova@yandex.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-9334-9804</contrib-id><contrib-id contrib-id-type="researcherid">AAD-8532-2021</contrib-id><contrib-id contrib-id-type="spin">3434-2163</contrib-id><name-alternatives><name xml:lang="en"><surname>Korotina</surname><given-names>Olga S.</given-names></name><name xml:lang="ru"><surname>Коротина</surname><given-names>Ольга Сергеевна</given-names></name><name xml:lang="zh"><surname>Korotina</surname><given-names>Olga S.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD</p></bio><bio xml:lang="zh"><p>MD</p></bio><email>korotinaos@mail.ru</email><xref ref-type="aff" rid="aff1"/><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-6264-5627</contrib-id><contrib-id contrib-id-type="researcherid">AAD-8636-2021</contrib-id><contrib-id contrib-id-type="spin">9831-2292</contrib-id><name-alternatives><name xml:lang="en"><surname>Gavrichenko</surname><given-names>Ekaterina P.</given-names></name><name xml:lang="ru"><surname>Гавриченко</surname><given-names>Екатерина Петровна</given-names></name><name xml:lang="zh"><surname>Gavrichenko</surname><given-names>Ekaterina P.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD</p></bio><bio xml:lang="zh"><p>MD</p></bio><email>gavrik101191@ro.ru</email><xref ref-type="aff" rid="aff1"/><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-9207-7149</contrib-id><contrib-id contrib-id-type="spin">6338-8577</contrib-id><name-alternatives><name xml:lang="en"><surname>Korsak</surname><given-names>Vasilisa O.</given-names></name><name xml:lang="ru"><surname>Корсак</surname><given-names>Василиса Олеговна</given-names></name><name xml:lang="zh"><surname>Korsak</surname><given-names>Vasilisa O.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD</p></bio><bio xml:lang="zh"><p>MD</p></bio><email>vslsk@yandex.ru</email><xref ref-type="aff" rid="aff1"/><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-6214-7030</contrib-id><contrib-id contrib-id-type="spin">7737-3343</contrib-id><name-alternatives><name xml:lang="en"><surname>Giryk</surname><given-names>Svetlana A.</given-names></name><name xml:lang="ru"><surname>Гирюк</surname><given-names>Светлана Александровна</given-names></name><name xml:lang="zh"><surname>Giryk</surname><given-names>Svetlana A.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD</p></bio><bio xml:lang="zh"><p>MD</p></bio><email>svetlanagiruk@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Saratov State Medical University named after V.I. Razumovsky</institution></aff><aff><institution xml:lang="ru">Саратовский государственный медицинский университет имени В.И. Разумовского</institution></aff><aff><institution xml:lang="zh">Saratov State Medical University named after V.I. Razumovsky</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">Bureau of Forensic Medical Expertise, Saratov</institution></aff><aff><institution xml:lang="ru">Бюро судебно-медицинской экспертизы, Саратов</institution></aff><aff><institution xml:lang="zh">Bureau of Forensic Medical Expertise, Saratov</institution></aff></aff-alternatives><content-language>ru</content-language><pub-date date-type="preprint" iso-8601-date="2026-02-02" publication-format="electronic"><day>02</day><month>02</month><year>2026</year></pub-date><pub-date date-type="pub" iso-8601-date="2026-03-04" publication-format="electronic"><day>04</day><month>03</month><year>2026</year></pub-date><pub-date date-type="collection"><year>2025</year></pub-date><volume>11</volume><issue>4</issue><issue-title xml:lang="en"/><issue-title xml:lang="ru"/><issue-title xml:lang="zh"/><fpage>347</fpage><lpage>356</lpage><history><date date-type="received" iso-8601-date="2025-04-25"><day>25</day><month>04</month><year>2025</year></date><date date-type="accepted" iso-8601-date="2025-11-20"><day>20</day><month>11</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, Eco-Vector</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><copyright-holder xml:lang="zh">Eco-Vector</copyright-holder><ali:free_to_read xmlns:ali="http://www.niso.org/schemas/ali/1.0/" start_date="2028-03-04"/><license><ali:license_ref xmlns:ali="http://www.niso.org/schemas/ali/1.0/">https://eco-vector.com/for_authors.php#07</ali:license_ref></license></permissions><self-uri xlink:href="https://nginx.mia-letum.ru/subscr/article/view/16293">https://nginx.mia-letum.ru/subscr/article/view/16293</self-uri><abstract xml:lang="en"><p><bold>BACKGROUND:<italic> </italic></bold>A high mortality rate from undetermined intent injuries can significantly interfere with statistical data on suicide, homicide, and accidental death. These injuries are characterized by a lack of diagnostic and analytical information, which makes it difficult to accurately assess the true rates of external causes of death.</p> <p><bold>AIM:<italic> </italic></bold>The study aimed to evaluate the causes of death classified as events of undetermined intent (Y10–Y34) and their impact on statistical reports of external cause mortality rates.</p> <p><bold>METHODS:<italic> </italic></bold>This was a retrospective, record-based, cross-sectional, single-center study. The study examined the medical death certificates of individuals who died violently in the Saratov region between 2014 and 2023. ICD-10 codes V01–Y98 were analyzed according to sections V01–X59 (accidental injuries), X60–X84 (intentional self-harm), X85–Y09 (assault), and Y10–Y34 (events of undetermined intent). The data were statistically processed using Microsoft Office 2010 and Microsoft Excel.</p> <p><bold>RESULTS:<italic> </italic></bold>From 2014 to 2023, the proportion of violent deaths with undetermined intent increased, whereas the proportion of suicides and homicides decreased. Blunt trauma, asphyxia, and poisoning are the leading causes of death in the Y10–Y34 group. An analysis of trends revealed a substantial increase in asphyxia cases and a decrease in blunt trauma cases. The increase in events of undetermined intent is primarily caused by the reclassification of falls from heights, poisonings, and hangings as part of this group.</p> <p><bold>CONCLUSION:<italic> </italic></bold>The study shows an increase in events of undetermined intent (Y10–Y34) among violent deaths, primarily because of the reclassification of hanging, falls from heights, blunt injuries, and some types of poisonings, which were previously classified as intentional self-harm (X60–X84), accidents (V01–X59), or assault (X85–Y09). This reclassification substantially impacts mortality rate statistics for homicides, accidents, and suicides, which reduces the reliability of reports on external causes of death.</p></abstract><trans-abstract xml:lang="ru"><p><bold>Обоснование. </bold>Высокий уровень смертности от повреждений с неопределёнными намерениями, характеризующийся низкой диагностической и аналитической информативностью, обусловливает значительные искажения статистических показателей смертности от преднамеренных самоубийств, убийств и несчастных случаев, затрудняя адекватную оценку реальной структуры внешних причин смерти.</p> <p><bold>Цель исследования. </bold>Провести анализ причин смерти блока повреждений с неопределёнными намерениями (Y10–Y34) как компонента насильственной смерти и их влияние на показатели статистической отчётности о смертности от внешних причин.</p> <p><bold>Методы. </bold>Проведено одноцентовое ретроспективное (с анализом медицинской документации) одномоментное исследование. В него включили медицинские свидетельства о смерти погибших насильственной смертью в Саратовской области за период с 2014 по 2023 год. Анализировали причины смерти и коды класса V01–Y98 Международной классификации болезней 10-го пересмотра в соответствии с рубриками: V01–X59 — несчастные случаи; X60–X84 — преднамеренное самоповреждение; X85–Y09 — нападение; Y10–Y34 — повреждения с неопределёнными намерениями. Статистическую обработку материала осуществляли с использованием программ Microsoft Office 2010 приложения Microsoft Excel.</p> <p><bold>Результаты. </bold>В структуре насильственной смерти в период с 2014 по 2023 год установлена тенденция к увеличению доли повреждений с неопределёнными намерениями, а также уменьшение доли самоубийств и убийств. Ведущими видами смерти в блоке Y10–Y34 являются тупая травма, асфиксия и отравления. В динамике выявлен существенный рост доли асфиксии и уменьшение тупой травмы. Установлено, что прирост случаев в группе повреждений с неопределёнными намерениями происходит преимущественно за счёт перемещения в этот блок падений с высоты, отравлений и повешений.</p> <p><bold>Заключение. </bold>Таким образом, результаты исследования свидетельствуют о повышении доли повреждений с неопределёнными намерениями (Y10–Y34) в структуре насильственной смерти, что обусловлено преимущественно перемещением в этот блок случаев повешения, падений с высоты, повреждений тупыми предметами, а также некоторых отравлений, ранее квалифицированных как преднамеренные самоповреждения (X60–X84), несчастные случаи (V01–X59) и нападения (X85–Y09). Указанное перераспределение обусловливает существенное искажение показателей смертности от убийств, несчастных случаев и суицидов, что снижает надёжность статистической отчётности в отношении внешних причин смерти.</p></trans-abstract><trans-abstract xml:lang="zh"><p><bold>论证</bold><bold>：</bold>意图不确定的损伤所致死亡率居高不下，且因其诊断与鉴别信息价值低，导致自杀、他杀及意外事故死亡率统计指标严重失真，从而难以准确评估外因死亡的实际情况。</p> <p><bold>目的</bold><bold>：</bold>分析作为暴力死亡构成部分的‘意图不确定的损伤’（Y10–Y34）类别的死因，并评估其对暴力死亡统计报告指标的影响。</p> <p><bold>方法：</bold>开展了一项单中心回顾性（基于医疗文件分析）横断面研究。研究纳入了2014年至2023年期间萨拉托夫州暴力死亡案例的医学死亡证明。对死因及《国际疾病分类第十版》（ICD-10）V01–Y98章节的编码进行了分析，编码类别包括：V01–X59——意外事故；X60–X84——故意自伤；X85–Y09——加害；Y10–Y34——意图不确定的损伤。采用Microsoft Office 2010套件中的Microsoft Excel进行数据统计处理。</p> <p><bold>结果</bold><bold>：</bold>2014年至2023年间，在暴力死亡构成中发现了意图不确定的损伤比例呈上升趋势，同时自杀与他杀比例下降。Y10–Y34类别中的主要死因类型为钝器伤、窒息与中毒。动态变化显示，窒息比例显著上升，而钝器伤比例下降。研究发现，意图不确定的损伤病例的增长主要源于高处坠落、中毒及缢死等案例被划归至该类别。</p> <p><bold>结论</bold><bold>：</bold>因此，研究结果表明，在暴力死亡结构中意图不确定的损伤（Y10–Y34）比例上升，这主要是由于部分缢死、高处坠落、钝器伤以及某些中毒案例，从原先判定为故意自伤（X60–X84）、意外事故（V01–X59）或加害（X85–Y09）的类别中，转移至本类别所致。此种重新划分导致他杀、意外事故及自杀死亡率指标严重失真，从而降低了外因死亡统计报表的可靠性。</p></trans-abstract><kwd-group xml:lang="en"><kwd>events of undetermined intent</kwd><kwd>violent death</kwd><kwd>external cause of death</kwd><kwd>vital statistics</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>повреждения с неопределёнными намерениями</kwd><kwd>насильственная смерть</kwd><kwd>внешние причины смерти</kwd><kwd>статистическая отчётность</kwd></kwd-group><kwd-group xml:lang="zh"><kwd>意图不确定的损伤</kwd><kwd>暴力死亡</kwd><kwd>外因死亡</kwd><kwd>统计报表</kwd></kwd-group><funding-group/></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Zayratyants OV. 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