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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="other" dtd-version="1.2" xml:lang="en"><front><journal-meta><journal-id journal-id-type="publisher-id">Oncohematology</journal-id><journal-title-group><journal-title xml:lang="en">Oncohematology</journal-title><trans-title-group xml:lang="ru"><trans-title>Онкогематология</trans-title></trans-title-group></journal-title-group><issn publication-format="print">1818-8346</issn><issn publication-format="electronic">2413-4023</issn><publisher><publisher-name xml:lang="en">Publishing House ABV Press</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">659</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>HEMATOLOGIC MALIGNANCIES: TREATMENT, SUPPORTIVE CARE</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>ГЕМОБЛАСТОЗЫ: ЛЕЧЕНИЕ, СОПРОВОДИТЕЛЬНАЯ ТЕРАПИЯ</subject></subj-group><subj-group subj-group-type="article-type"><subject></subject></subj-group></article-categories><title-group><article-title xml:lang="en">Prognostic factors of children’s acute lymphoblastic leukemia therapy in Moscow—Berlin protocols</article-title><trans-title-group xml:lang="ru"><trans-title>Прогностические факторы в мультицентровом исследовании лечения острого лимфобластного лейкоза у детей в протоколах Москва—Берлин</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Roumiantseva</surname><given-names>J. V.</given-names></name><name xml:lang="ru"><surname>Румянцева</surname><given-names>Ю. В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Moscow</p></bio><bio xml:lang="ru"><p>Юлия Васильевна Румянцева</p><p>Москва</p></bio><email>j.roumiantseva@niidg.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Karachunsky</surname><given-names>A. I.</given-names></name><name xml:lang="ru"><surname>Карачунский</surname><given-names>А. И.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Moscow</p></bio><bio xml:lang="ru"><p>Москва</p></bio><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Aleinikova</surname><given-names>O. V.</given-names></name><name xml:lang="ru"><surname>Алейникова</surname><given-names>О. В.</given-names></name></name-alternatives><address><country country="BY">Belarus</country></address><bio xml:lang="en"><p>Minsk</p></bio><bio xml:lang="ru"><p>Минск</p></bio><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Fechina</surname><given-names>L. G.</given-names></name><name xml:lang="ru"><surname>Фечина</surname><given-names>Л. Г.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Yekaterinburg</p></bio><bio xml:lang="ru"><p>Екатеринбург</p></bio><xref ref-type="aff" rid="aff3"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Schamardina</surname><given-names>A. V.</given-names></name><name xml:lang="ru"><surname>Шамардина</surname><given-names>А. В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>N. Novgorod</p></bio><bio xml:lang="ru"><p>Нижний Новгород</p></bio><xref ref-type="aff" rid="aff4"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Litvinov</surname><given-names>D. V.</given-names></name><name xml:lang="ru"><surname>Литвинов</surname><given-names>Д. В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Moscow</p></bio><bio xml:lang="ru"><p>Москва</p></bio><xref ref-type="aff" rid="aff1"/><xref ref-type="aff" rid="aff5"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Ponomareva</surname><given-names>N. I.</given-names></name><name xml:lang="ru"><surname>Пономарева</surname><given-names>Н. И.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Moscow</p></bio><bio xml:lang="ru"><p>Москва</p></bio><xref ref-type="aff" rid="aff1"/><xref ref-type="aff" rid="aff5"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Boichenko</surname><given-names>E. G.</given-names></name><name xml:lang="ru"><surname>Бойченко</surname><given-names>Э. Г.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>St-Petersburg</p></bio><bio xml:lang="ru"><p>Санкт-Петербург</p></bio><xref ref-type="aff" rid="aff6"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Sidorenko</surname><given-names>L. V.</given-names></name><name xml:lang="ru"><surname>Сидоренко</surname><given-names>Л. В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Children Oncology Center</p><p>Orenburg</p></bio><bio xml:lang="ru"><p>Детский онкологический центр</p><p>Оренбург</p></bio><xref ref-type="aff" rid="aff7"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Dudkin</surname><given-names>S. A.</given-names></name><name xml:lang="ru"><surname>Дудкин</surname><given-names>С. А.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Novokuznetsk</p></bio><bio xml:lang="ru"><p>Новокузнецк</p></bio><xref ref-type="aff" rid="aff8"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Streneva</surname><given-names>O. V.</given-names></name><name xml:lang="ru"><surname>Стренева</surname><given-names>О. В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Yekaterinburg</p></bio><bio xml:lang="ru"><p>Екатеринбург</p></bio><xref ref-type="aff" rid="aff3"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Kondratchik</surname><given-names>K. L.</given-names></name><name xml:lang="ru"><surname>Кондратчик</surname><given-names>К. Л.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Moscow</p></bio><bio xml:lang="ru"><p>Москва</p></bio><xref ref-type="aff" rid="aff9"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Mansurova</surname><given-names>E. G.</given-names></name><name xml:lang="ru"><surname>Мансурова</surname><given-names>Е. Г.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Moscow</p></bio><bio xml:lang="ru"><p>Москва</p></bio><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Minkina</surname><given-names>L. M.</given-names></name><name xml:lang="ru"><surname>Минкина</surname><given-names>Л. М.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Vladivostok</p></bio><bio xml:lang="ru"><p>Владивосток</p></bio><xref ref-type="aff" rid="aff10"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Lapotentova</surname><given-names>E. S.</given-names></name><name xml:lang="ru"><surname>Лапотентова</surname><given-names>Е. С.</given-names></name></name-alternatives><address><country country="BY">Belarus</country></address><bio xml:lang="en"><p>Minsk</p></bio><bio xml:lang="ru"><p>Минск</p></bio><xref ref-type="aff" rid="aff11"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Inuschkina</surname><given-names>E. V.</given-names></name><name xml:lang="ru"><surname>Инюшкина</surname><given-names>Е. В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Balashicha</p></bio><bio xml:lang="ru"><p>Балашиха</p></bio><xref ref-type="aff" rid="aff12"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Yudina</surname><given-names>N. B.</given-names></name><name xml:lang="ru"><surname>Юдина</surname><given-names>Н. Б.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Voronezh</p></bio><bio xml:lang="ru"><p>Воронеж</p></bio><xref ref-type="aff" rid="aff13"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Pavlova</surname><given-names>G. P.</given-names></name><name xml:lang="ru"><surname>Павлова</surname><given-names>Г. П.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Cheboksary</p></bio><bio xml:lang="ru"><p>Республиканская детская клиническая больница</p><p>Чебоксары</p></bio><xref ref-type="aff" rid="aff14"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Zhukovskaya</surname><given-names>E. V.</given-names></name><name xml:lang="ru"><surname>Жуковская</surname><given-names>Е. В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Chelyabinsk</p></bio><bio xml:lang="ru"><p>Челябинск</p></bio><xref ref-type="aff" rid="aff15"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Chlebnikova</surname><given-names>O. P.</given-names></name><name xml:lang="ru"><surname>Хлебникова</surname><given-names>О. П.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Yekaterinburg</p></bio><bio xml:lang="ru"><p>Екатеринбург</p></bio><xref ref-type="aff" rid="aff3"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Lagoiko</surname><given-names>S. N.</given-names></name><name xml:lang="ru"><surname>Лагойко</surname><given-names>С. Н.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Moscow</p></bio><bio xml:lang="ru"><p>Москва</p></bio><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Bascharova</surname><given-names>E. V.</given-names></name><name xml:lang="ru"><surname>Башарова</surname><given-names>Е. В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Chelyabinsk</p></bio><bio xml:lang="ru"><p>Челябинск</p></bio><xref ref-type="aff" rid="aff15"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Denisov</surname><given-names>R. E.</given-names></name><name xml:lang="ru"><surname>Денисов</surname><given-names>Р. Э.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Chelyabinsk</p></bio><bio xml:lang="ru"><p>Челябинск</p></bio><xref ref-type="aff" rid="aff15"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Zlobina</surname><given-names>V. D.</given-names></name><name xml:lang="ru"><surname>Злобина</surname><given-names>В. Д.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Novosibirsk</p></bio><bio xml:lang="ru"><p>Новосибирск</p></bio><xref ref-type="aff" rid="aff16"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Banschikova</surname><given-names>E. S.</given-names></name><name xml:lang="ru"><surname>Банщикова</surname><given-names>Е. С.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Yakutsk</p></bio><bio xml:lang="ru"><p>Якутск</p></bio><xref ref-type="aff" rid="aff17"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Aslanyan</surname><given-names>K. S.</given-names></name><name xml:lang="ru"><surname>Асланян</surname><given-names>К. С.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Rostov-on-Don</p></bio><bio xml:lang="ru"><p>Ростов-на-Дону</p></bio><xref ref-type="aff" rid="aff15"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Kondakova</surname><given-names>E. V.</given-names></name><name xml:lang="ru"><surname>Кондакова</surname><given-names>Е. В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Surgut</p></bio><bio xml:lang="ru"><p>Сургут</p></bio><xref ref-type="aff" rid="aff18"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Celousova</surname><given-names>E. V.</given-names></name><name xml:lang="ru"><surname>Целоусова</surname><given-names>Е. В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Kirov</p></bio><bio xml:lang="ru"><p>Киров</p></bio><xref ref-type="aff" rid="aff19"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Myakova</surname><given-names>N. V.</given-names></name><name xml:lang="ru"><surname>Мякова</surname><given-names>Н. В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Moscow</p></bio><bio xml:lang="ru"><p>Москва</p></bio><xref ref-type="aff" rid="aff1"/><xref ref-type="aff" rid="aff5"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Turobova</surname><given-names>T. V.</given-names></name><name xml:lang="ru"><surname>Туробова</surname><given-names>Т. В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Archangelsk</p></bio><bio xml:lang="ru"><p>Архангельск</p></bio><xref ref-type="aff" rid="aff15"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Riskal</surname><given-names>O. V.</given-names></name><name xml:lang="ru"><surname>Рыскаль</surname><given-names>О. В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Perm</p></bio><bio xml:lang="ru"><p>Пермь</p></bio><xref ref-type="aff" rid="aff15"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Chipsanova</surname><given-names>N. F.</given-names></name><name xml:lang="ru"><surname>Чипсанова</surname><given-names>Н. Ф.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Syktyvkar</p></bio><bio xml:lang="ru"><p>Сыктывкар</p></bio><xref ref-type="aff" rid="aff20"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Varfolomeeva</surname><given-names>S. R.</given-names></name><name xml:lang="ru"><surname>Варфоломеева</surname><given-names>С. Р.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Moscow</p></bio><bio xml:lang="ru"><p>Москва</p></bio><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Rumiantsev</surname><given-names>A. G.</given-names></name><name xml:lang="ru"><surname>Румянцев</surname><given-names>А. Г.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Moscow</p></bio><bio xml:lang="ru"><p>Москва</p></bio><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Federal Research Center of Pediatric Hematology, Oncology and Immunology</institution></aff><aff><institution xml:lang="ru">ФГУ Федеральный научно-клинический центр детской гематологии, онкологии и иммунологии</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">Republic Centre of Paediatric Oncology and Haematology</institution></aff><aff><institution xml:lang="ru">РНПЦ детской онкологии и гематологии</institution></aff></aff-alternatives><aff-alternatives id="aff3"><aff><institution xml:lang="en">Regional Centre for Paediatric Oncology and Haematology</institution></aff><aff><institution xml:lang="ru">Центр онкологии и гематологии Областной детской клинической больницы № 1</institution></aff></aff-alternatives><aff-alternatives id="aff4"><aff><institution xml:lang="en">Regional Clinical Children Hospital</institution></aff><aff><institution xml:lang="ru">Областная детская клиническая больница</institution></aff></aff-alternatives><aff-alternatives id="aff5"><aff><institution xml:lang="en">Russian Children Clinical Hospital</institution></aff><aff><institution xml:lang="ru">Республиканская детская клиническая больница</institution></aff></aff-alternatives><aff-alternatives id="aff6"><aff><institution xml:lang="en">Municipal Children Hospital № 1</institution></aff><aff><institution xml:lang="ru">Детская городская больница № 1</institution></aff></aff-alternatives><aff-alternatives id="aff7"><aff><institution xml:lang="en">Orenburg Regional Clinical Dispanser</institution></aff><aff><institution xml:lang="ru">Оренбургский областной клинический диспансер</institution></aff></aff-alternatives><aff-alternatives id="aff8"><aff><institution xml:lang="en">Clinical Children Hospital № 4</institution></aff><aff><institution xml:lang="ru">Городская детская клиническая больница № 4</institution></aff></aff-alternatives><aff-alternatives id="aff9"><aff><institution xml:lang="en">Morozov Children Clinical Hospital</institution></aff><aff><institution xml:lang="ru">Морозовская детская городская клиническая больница</institution></aff></aff-alternatives><aff-alternatives id="aff10"><aff><institution xml:lang="en">Clinical Children Hospital</institution></aff><aff><institution xml:lang="ru">Детская городская клиническая больница</institution></aff></aff-alternatives><aff-alternatives id="aff11"><aff><institution xml:lang="en">Republic Centre of Paediatric Oncology and Haematology</institution></aff><aff><institution xml:lang="ru"></institution></aff></aff-alternatives><aff-alternatives id="aff12"><aff><institution xml:lang="en">Moscow Regional Oncology Dispanser</institution></aff><aff><institution xml:lang="ru">Московский областной онкологический диспансер</institution></aff></aff-alternatives><aff-alternatives id="aff13"><aff><institution xml:lang="en">Regional Children Clinical Hospital № 1</institution></aff><aff><institution xml:lang="ru">Областная детская клиническая больница № 1</institution></aff></aff-alternatives><aff-alternatives id="aff14"><aff><institution xml:lang="en">Republic Children Clinical Hospital</institution></aff><aff><institution xml:lang="ru">МЗСР Чувашской Республики</institution></aff></aff-alternatives><aff-alternatives id="aff15"><aff><institution xml:lang="en">Regional Children Clinical Hospital</institution></aff><aff><institution xml:lang="ru">Областная детская клиническая больница</institution></aff></aff-alternatives><aff-alternatives id="aff16"><aff><institution xml:lang="en">Regional Clinical Hospital</institution></aff><aff><institution xml:lang="ru">Центральная районная больница</institution></aff></aff-alternatives><aff-alternatives id="aff17"><aff><institution xml:lang="en">Republic Hospital №1 — National Medicine Centre</institution></aff><aff><institution xml:lang="ru">Республиканская больница № 1 — Национальный&#13;
центр медицины</institution></aff></aff-alternatives><aff-alternatives id="aff18"><aff><institution xml:lang="en">Regional Children Clinical Hospital</institution></aff><aff><institution xml:lang="ru">Сургутская окружная клиническая больница УХМАЮ — Югры</institution></aff></aff-alternatives><aff-alternatives id="aff19"><aff><institution xml:lang="en">Kirov Research Centre of Hematology and Transfusiology</institution></aff><aff><institution xml:lang="ru">Кировский НИИ гематологии и переливания крови</institution></aff></aff-alternatives><aff-alternatives id="aff20"><aff><institution xml:lang="en">Regional cardiological dispanser</institution></aff><aff><institution xml:lang="ru">Коми республиканский кардиологический диспансер</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2010-02-23" publication-format="electronic"><day>23</day><month>02</month><year>2010</year></pub-date><issue>1</issue><issue-title xml:lang="en"/><issue-title xml:lang="ru"/><fpage>37</fpage><lpage>49</lpage><history><date date-type="received" iso-8601-date="2022-11-23"><day>23</day><month>11</month><year>2022</year></date><date date-type="accepted" iso-8601-date="2022-11-23"><day>23</day><month>11</month><year>2022</year></date></history><permissions><copyright-year>2010</copyright-year><ali:free_to_read xmlns:ali="http://www.niso.org/schemas/ali/1.0/"/></permissions><self-uri xlink:href="https://oncohematology.abvpress.ru/ongm/article/view/659">https://oncohematology.abvpress.ru/ongm/article/view/659</self-uri><abstract xml:lang="ru"><p>   Проанализирована значимость прогностических факторов эффективности терапии у детей с острым лимфобластным лейкозом (ОЛЛ), получающих терапию по протоколу ALL-MB-2002, в зависимости от группы риска. В исследование были включены 1544 первичных больных ОЛЛ в возрасте от 1 года до 18 лет, получавших лечение в 36 клиниках России и Беларуси в период с 15 апреля 2002 г. до 1 января 2008 г. Из 1544 больных, включенных в анализ, пациенты группы стандартного риска (SRG) составили 69,2 %, промежуточного риска (ImRG) — 24,5 % и 6,3 % пациентов были отнесены к группе высокого риска. Анализ, проведенный у пациентов SRG, продемонстрировал резкие различия в выживаемости между отдельными подгруппами больных. Выявлены достоверные различия в показателях выживаемости пациентов в зависимости от возраста (старше и младше 10 лет), инициального лейкоцитоза (более и менее 30 × 10 9 /л), инициального пальпаторного увеличения селезенки (более и менее 4 см из-под края реберной дуги) и параметров раннего ответа на терапию (8-й и 15-й день). При ретроспективном определении больных, относящихся к SRG, с использованием новых критериев (инициальный лейкоцитоз &lt;30 × 10 9 /л; селезенка &lt; 4 см), прогностическая значимость раннего ответа на терапию нивелировалась. Среди пациентов ImRG не обнаружено никаких достоверных различий в показателях бессобытийной, общей и безрецидивной выживаемости и риске развития изолированных нейрорецидивов в зависимости от инициального иммунофенотипа бластных клеток (Т-ОЛЛ/не-Т-ОЛЛ). Шестилетний кумулятивный риск развития изолированных нейрорецидивов не различался у пациентов с Т- и не-Т-ОЛЛ, однако был выше у больных с инициальным лейкоцитозом ≥ 100 × 10 9 /л независимо от иммунофенотипа. Наихудшие показатели выживаемости отмечены у пациентов с не-Т-ОЛЛ и количеством лейкоцитов ≥ 100 × 10 9 /л — бессобытийная выживаемость в этой подгруппе составила всего 58 ± 7 %. При проведении многофакторного анализа выявлено, что для пациентов с Т-ОЛЛ независимое прогностическое влияние на выживаемость оказывает только величина инициального лейкоцитоза (р = 0,0333), тогда как для больных не-Т-ОЛЛ независимое значение имеют возраст (р = 0,0063), инициальный лейкоцитоз (р = 0,0066) и наличие поражения центральной нервной системы (р = 0,0112).</p><p>Перенести в английский вариант</p><p>   Prognostic significance of different risk factors in children with acute lymphoblastic leukemia (ALL) treating according to ALL-MB 2002 protocol depending on risk group is analyzed. 1544 primary patients aged from 1 to 18 years, treating in 36 clinics of Russia and Belarus from April, 15 th , 2002 to January, 1th, 2008, was included in the study. From 1544 patients included, 69.2% were standard risk group (SRG), 24.5 % — intermediate risk group (ImRG) and 6.3% — high risk group. The expressed differences in survival rate between certain patient’s subgroups were revealed. Significant survival differences according to age (older and younger 10 years), initial leukocyte count (more and less than 30 × 10 9 /l), spleen size (more and less 4 cm below a costal arch at a palpation) and early therapy response (8th and 15th days of induction) are revealed. At retrospective definition of SRG patients with use of new criteria (initial leukocytosis &lt; 30 × 10 9 /l and spleen size &lt;4 cm), prognostic significance of therapy response was leveled in this subgroup of patients. Among ImRG patients any significant differences in EFS, OS, RFS and cumulative risk of isolated CNS (CIR IN ) relapse according to blast cells immunophenotype (T-ALL/non-T-ALL) were not shown. 6-years CIRIN was not different between patients with T-ALL and non-T-ALL, however was high in patients with initial leukocyte count ≥ 100 × 10 9 /l irrespective to immunophenotype. The worst survival appeared in patients with non-T-ALL and leukocyte count ≥100 × 10 9 /l — EFS in this subgroup was only 58±7%. Only initial leukocytosis had prognostic significance for patients with T-ALL (р=0.0333), whereas age (р = 0.0063), initial leukocytosis (р = 0.0066) and CNS involvement (р = 0.0112) as independent prognostic factors for patients with non-T-ALL in multifactorial analysis was revealed.</p></abstract><trans-abstract xml:lang="en"><p/></trans-abstract><kwd-group xml:lang="en"><kwd>acute lymphoblastic leukemia (ALL)</kwd><kwd>children</kwd><kwd>chemotherapy</kwd><kwd>ALL-MB 2002</kwd><kwd>prognostic factors</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>острый лимфобластный лейкоз</kwd><kwd>дети</kwd><kwd>химиотерапия</kwd><kwd>ALL-MB-2002</kwd><kwd>прогностические факторы</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">1. Schultz K. 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