{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,19]],"date-time":"2026-10-19T01:40:07Z","timestamp":1792374007615,"version":"4.4.0"},"reference-count":30,"publisher":"Wiley","license":[{"start":{"date-parts":[[2026,10,18]],"date-time":"2026-10-18T00:00:00Z","timestamp":1792281600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2026,10,18]],"date-time":"2026-10-18T00:00:00Z","timestamp":1792281600000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["J of Gastro and Hepatol"],"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Introduction<\/jats:title>\n                    <jats:p>EMR is widely used for large and complex nonpedunculated superficial colorectal lesions, but objective tools to predict procedure duration are lacking. We aimed to develop a simple clinical model to estimate EMR duration: the SPEED\u2010EMR Score.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>Retrospective cohort study of consecutive conventional EMRs of nonpedunculated colorectal lesions \u2265\u200915\u2009mm performed at a tertiary referral center between 2020 and 2025. EMR duration was defined from the first lesion image to final post\u2010resection documentation. Predictors of duration were identified using multivariable linear regression and converted into an integer\u2010based score. Model performance and discrimination for predefined time\u2010based complexity categories were evaluated.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      A total of 1077 EMRs were analyzed. Median lesion size was 20\u2009mm (IQR 15\u201325), and median EMR duration was 13\u2009min (IQR 7\u201324). Independent predictors of longer duration were lesion size, flat\/depressed morphology, NICE type 2 pattern, difficult anatomical location, and recurrent lesion at a previously treated site (all\n                      <jats:italic>p<\/jats:italic>\n                      \u2009\u2264\u20090.002). These variables composed the SPEED\u2010EMR Score (0\u201315 points). Predicted duration was calculated as 3.23\u2009+\u20093.94\u2009\u00d7\u2009SPEED\u2010EMR score. The final model showed\n                      <jats:italic>R<\/jats:italic>\n                      <jats:sup>2<\/jats:sup>\n                      \u2009=\u20090.445. Discrimination was good for low\u2010complexity (\u2264\u200920\u2009min; AUC: 0.77) and high\u2010complexity (\u2265\u200940\u2009min; AUC: 0.75) procedures.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>SPEED\u2010EMR is a novel, bootstrap internally validated tool for objective prediction of colorectal EMR duration. It may support optimized scheduling, workflow efficiency, and resource allocation in therapeutic endoscopy services.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/jgh.70836","type":"journal-article","created":{"date-parts":[[2026,10,19]],"date-time":"2026-10-19T01:05:16Z","timestamp":1792371916000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["SPEED\u2010EMR Score: A Simple Predictive Model for Estimating Colorectal Endoscopic Mucosal Resection Duration"],"prefix":"10.1111","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-6094-1844","authenticated-orcid":false,"given":"Mariana","family":"Souto","sequence":"first","affiliation":[{"name":"Gastroenterology Department Unidade Local de Sa\u00fade do Alto Ave  Guimar\u00e3es Portugal"},{"name":"Life and Health Sciences Research Institute (ICVS) School of Medicine, University of Minho  Braga Portugal"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0009-0005-5386-5563","authenticated-orcid":false,"given":"Rui","family":"Vieira","sequence":"additional","affiliation":[{"name":"Gastroenterology Department Unidade Local de Sa\u00fade do Alto Ave  Guimar\u00e3es Portugal"},{"name":"Life and Health Sciences Research Institute (ICVS) School of Medicine, University of Minho  Braga Portugal"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"In\u00eas","family":"Abreu Marques","sequence":"additional","affiliation":[{"name":"Gastroenterology Department Unidade Local de Sa\u00fade do Alto Ave  Guimar\u00e3es Portugal"},{"name":"Life and Health Sciences Research Institute (ICVS) School of Medicine, University of Minho  Braga Portugal"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8001-9067","authenticated-orcid":false,"given":"V\u00edtor","family":"Macedo Silva","sequence":"additional","affiliation":[{"name":"Gastroenterology Department Unidade Local de Sa\u00fade do Alto Ave  Guimar\u00e3es Portugal"},{"name":"Life and Health Sciences Research Institute (ICVS) School of Medicine, University of Minho  Braga Portugal"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7633-9180","authenticated-orcid":false,"given":"Francisca","family":"Dias de Castro","sequence":"additional","affiliation":[{"name":"Gastroenterology Department Unidade Local de Sa\u00fade do Alto Ave  Guimar\u00e3es Portugal"},{"name":"Life and Health Sciences Research Institute (ICVS) School of Medicine, University of Minho  Braga Portugal"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4176-7120","authenticated-orcid":false,"given":"Joana","family":"Magalh\u00e3es","sequence":"additional","affiliation":[{"name":"Gastroenterology Department Unidade Local de Sa\u00fade do Alto Ave  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