<?xml version="1.0" encoding="UTF-8"?><?xml-stylesheet type="text/xsl" href="static/style.xsl"?><OAI-PMH xmlns="http://www.openarchives.org/OAI/2.0/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/ http://www.openarchives.org/OAI/2.0/OAI-PMH.xsd"><responseDate>2026-04-27T07:54:47Z</responseDate><request verb="GetRecord" identifier="oai:repisalud.isciii.es:20.500.12105/18353" metadataPrefix="marc">https://repisalud.isciii.es/rest/oai/request</request><GetRecord><record><header><identifier>oai:repisalud.isciii.es:20.500.12105/18353</identifier><datestamp>2024-02-19T15:28:26Z</datestamp><setSpec>com_20.500.12105_15322</setSpec><setSpec>com_20.500.12105_2051</setSpec><setSpec>col_20.500.12105_16927</setSpec><setSpec>col_20.500.12105_16982</setSpec></header><metadata><record xmlns="http://www.loc.gov/MARC21/slim" xmlns:dcterms="http://purl.org/dc/terms/" xmlns:doc="http://www.lyncode.com/xoai" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/MARC21/slim http://www.loc.gov/standards/marcxml/schema/MARC21slim.xsd">
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      <subfield code="a">Alcala-Diaz, Juan F</subfield>
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      <subfield code="a">Limia-Perez, Laura</subfield>
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      <subfield code="a">Gomez-Huelgas, Ricardo</subfield>
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      <subfield code="a">Martin-Escalante, Maria D</subfield>
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      <subfield code="a">Cortes-Rodriguez, Begoña</subfield>
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      <subfield code="a">Lozano Rodríguez-Mancheño, Aquiles</subfield>
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      <subfield code="a">Arenas-de Larriva, Maria Del Sol</subfield>
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      <subfield code="a">Lopez-Miranda, Jose</subfield>
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      <subfield code="a">Calcifediol has been proposed as a potential treatment for COVID-19 patients. To compare the administration or not of oral calcifediol on mortality risk of patients hospitalized because of COVID-19. Retrospective, multicenter, open, non-randomized cohort study. Hospitalized care. Patients with laboratory-confirmed COVID-19 between 5 February and 5 May 2020 in five hospitals in the South of Spain. Patients received calcifediol (25-hydroxyvitamin D3) treatment (0.266 mg/capsule, 2 capsules on entry and then one capsule on day 3, 7, 14, 21, and 28) or not. In-hospital mortality during the first 30 days after admission. A total of 537 patients were hospitalized with COVID-19 (317 males (59%), median age, 70 years), and 79 (14.7%) received calcifediol treatment. Overall, in-hospital mortality during the first 30 days was 17.5%. The OR of death for patients receiving calcifediol (mortality rate of 5%) was 0.22 (95% CI, 0.08 to 0.61) compared to patients not receiving such treatment (mortality rate of 20%; p  7 mmol/L, respiratory rate ≥ 30/min, systolic blood pressure  Among patients hospitalized with COVID-19, treatment with calcifediol, compared with those not receiving calcifediol, was significantly associated with lower in-hospital mortality during the first 30 days. The observational design and sample size may limit the interpretation of these findings.</subfield>
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      <subfield code="a">http://hdl.handle.net/10668/17870</subfield>
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      <subfield code="a">http://hdl.handle.net/20.500.12105/18353</subfield>
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      <subfield code="a">34064175</subfield>
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      <subfield code="a">Calcifediol Treatment and Hospital Mortality Due to COVID-19: A Cohort Study.</subfield>
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