<?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>2026-04-17T05:57:16Z</responseDate><request verb="GetRecord" identifier="oai:www.recercat.cat:11351/10381" metadataPrefix="marc">https://recercat.cat/oai/request</request><GetRecord><record><header><identifier>oai:recercat.cat:11351/10381</identifier><datestamp>2025-10-24T08:28:06Z</datestamp><setSpec>com_2072_451660</setSpec><setSpec>com_2072_378040</setSpec><setSpec>col_2072_451662</setSpec></header><metadata><record xmlns="http://www.loc.gov/MARC21/slim" xmlns:dcterms="http://purl.org/dc/terms/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:doc="http://www.lyncode.com/xoai" xsi:schemaLocation="http://www.loc.gov/MARC21/slim http://www.loc.gov/standards/marcxml/schema/MARC21slim.xsd">
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      <subfield code="a">GARCIA GARCIA, MARIA JOSE</subfield>
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      <subfield code="a">Rivero, Montserrat</subfield>
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      <subfield code="a">Miranda-Bautista, Jose</subfield>
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      <subfield code="a">Mesonero, Francisco</subfield>
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      <subfield code="a">LEO-CARNERERO, EDUARDO</subfield>
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      <subfield code="a">Monfort Miquel, David</subfield>
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   <datafield ind2=" " ind1=" " tag="720">
      <subfield code="a">Baston Rey, Iria</subfield>
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      <subfield code="c">2023-09-29T11:46:29Z</subfield>
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      <subfield code="c">2023-09-29T11:46:29Z</subfield>
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      <subfield code="c">2021-09-26</subfield>
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      <subfield code="a">Crohn disease; Ustekinumab; Colitis, Ulcerative</subfield>
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   <datafield ind2=" " ind1=" " tag="520">
      <subfield code="a">Enfermedad de Crohn; Ustekinumab; Colitis ulcerosa</subfield>
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   <datafield ind2=" " ind1=" " tag="520">
      <subfield code="a">Malaltia de Crohn; Ustekinumab; Colitis ulcerosa</subfield>
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      <subfield code="a">Background: The impact of biologics on the risk of postoperative complications (PC) in inflammatory bowel disease (IBD) is still an ongoing debate. This lack of evidence is more relevant for ustekinumab and vedolizumab.&#xd;
Aims: To evaluate the impact of biologics on the risk of PC.&#xd;
Methods: A retrospective study was performed in 37 centres. Patients treated with biologics within 12 weeks before surgery were considered "exposed". The impact of the exposure on the risk of 30-day PC and the risk of infections was assessed by logistic regression and propensity score-matched analysis.&#xd;
Results: A total of 1535 surgeries were performed on 1370 patients. Of them, 711 surgeries were conducted in the exposed cohort (584 anti-TNF, 58 vedolizumab and 69 ustekinumab). In the multivariate analysis, male gender (OR: 1.5; 95% CI: 1.2-2.0), urgent surgery (OR: 1.6; 95% CI: 1.2-2.2), laparotomy approach (OR: 1.5; 95% CI: 1.1-1.9) and severe anaemia (OR: 1.8; 95% CI: 1.3-2.6) had higher risk of PC, while academic hospitals had significantly lower risk. Exposure to biologics (either anti-TNF, vedolizumab or ustekinumab) did not increase the risk of PC (OR: 1.2; 95% CI: 0.97-1.58), although it could be a risk factor for postoperative infections (OR 1.5; 95% CI: 1.03-2.27).&#xd;
Conclusions: Preoperative administration of biologics does not seem to be a risk factor for overall PC, although it may be so for postoperative infections.</subfield>
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      <subfield code="a">The authors report assistance from Equipo 3datos for the statistical analysis; this support was funded by the Spanish Working Group in Crohn’s Disease and Ulcerative Colitis (GETECCU).</subfield>
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      <subfield code="a">http://hdl.handle.net/11351/10381</subfield>
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      <subfield code="a">Crohn, Malaltia de</subfield>
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      <subfield code="a">Colitis ulcerosa</subfield>
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      <subfield code="a">Cirurgia</subfield>
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      <subfield code="a">DISEASES::Digestive System Diseases::Gastrointestinal Diseases::Gastroenteritis::Inflammatory Bowel Diseases::Crohn Disease</subfield>
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      <subfield code="a">CHEMICALS AND DRUGS::Amino Acids, Peptides, and Proteins::Proteins::Blood Proteins::Immunoproteins::Immunoglobulins::Antibodies::Antibodies, Monoclonal::Antibodies, Monoclonal, Humanized::Ustekinumab</subfield>
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      <subfield code="a">DISEASES::Digestive System Diseases::Gastrointestinal Diseases::Gastroenteritis::Colitis::Colitis, Ulcerative</subfield>
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      <subfield code="a">ENFERMEDADES::enfermedades del sistema digestivo::enfermedades gastrointestinales::gastroenteritis::enfermedad inflamatoria intestinal::enfermedad de Crohn</subfield>
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      <subfield code="a">COMPUESTOS QUÍMICOS Y DROGAS::aminoácidos, péptidos y proteínas::proteínas::proteínas sanguíneas::inmunoproteínas::inmunoglobulinas::anticuerpos::anticuerpos monoclonales::anticuerpos monoclonales humanizados::ustekinumab</subfield>
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      <subfield code="a">ENFERMEDADES::enfermedades del sistema digestivo::enfermedades gastrointestinales::gastroenteritis::colitis::colitis ulcerosa</subfield>
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      <subfield code="a">Impact of Biological Agents on Postsurgical Complications in Inflammatory Bowel Disease: A Multicentre Study of Geteccu</subfield>
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