{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,26]],"date-time":"2026-10-26T15:35:36Z","timestamp":1793028936859,"version":"4.5.0"},"reference-count":20,"publisher":"Elsevier BV","license":[{"start":{"date-parts":[[2026,12,1]],"date-time":"2026-12-01T00:00:00Z","timestamp":1796083200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2026,12,1]],"date-time":"2026-12-01T00:00:00Z","timestamp":1796083200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2026,12,1]],"date-time":"2026-12-01T00:00:00Z","timestamp":1796083200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-017"},{"start":{"date-parts":[[2026,12,1]],"date-time":"2026-12-01T00:00:00Z","timestamp":1796083200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-037"},{"start":{"date-parts":[[2026,12,1]],"date-time":"2026-12-01T00:00:00Z","timestamp":1796083200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-012"},{"start":{"date-parts":[[2026,12,1]],"date-time":"2026-12-01T00:00:00Z","timestamp":1796083200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2026,12,1]],"date-time":"2026-12-01T00:00:00Z","timestamp":1796083200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-004"}],"content-domain":{"domain":["clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","internationaljournalofcardiology.com","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["International Journal of Cardiology"],"published-print":{"date-parts":[[2026,12]]},"DOI":"10.1016\/j.ijcard.2026.134975","type":"journal-article","created":{"date-parts":[[2026,10,8]],"date-time":"2026-10-08T06:45:57Z","timestamp":1791441957000},"page":"134975","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":0,"special_numbering":"C","title":["CS-MORT-6: A mortality score that refines risk within EHR-derived SCAI stages in cardiogenic shock"],"prefix":"10.1016","volume":"465","author":[{"ORCID":"https:\/\/orcid.org\/0009-0006-7902-6909","authenticated-orcid":false,"given":"Emmanuel","family":"Otabor","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Michael","family":"Hamilton","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Abdulraheem","family":"Hassan","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Justin","family":"Lam","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Laith","family":"Alomari","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kevin Bryan","family":"Lo","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Olayinka","family":"Afolabi-Brown","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"issue":"18","key":"10.1016\/j.ijcard.2026.134975_bb0005","doi-asserted-by":"crossref","first-page":"1840","DOI":"10.1001\/jama.2021.18323","article-title":"Cardiogenic shock after acute myocardial infarction: a review","volume":"326","author":"Samsky","year":"2021","journal-title":"JAMA"},{"issue":"1","key":"10.1016\/j.ijcard.2026.134975_bb0010","first-page":"29","article-title":"SCAI clinical expert consensus statement on the classification of cardiogenic shock","volume":"94","author":"Baran","year":"2019","journal-title":"Catheter. Cardiovasc. Interv."},{"issue":"17","key":"10.1016\/j.ijcard.2026.134975_bb0015","doi-asserted-by":"crossref","first-page":"2117","DOI":"10.1016\/j.jacc.2019.07.077","article-title":"Cardiogenic shock classification to predict mortality in the cardiac intensive care unit","volume":"74","author":"Jentzer","year":"2019","journal-title":"J. Am. Coll. Cardiol."},{"issue":"9","key":"10.1016\/j.ijcard.2026.134975_bb0020","doi-asserted-by":"crossref","first-page":"933","DOI":"10.1016\/j.jacc.2022.01.018","article-title":"SCAI SHOCK stage classification expert consensus update: a review and incorporation of validation studies","volume":"79","author":"Naidu","year":"2022","journal-title":"J. Am. Coll. Cardiol."},{"issue":"5","key":"10.1016\/j.ijcard.2026.134975_bb0025","doi-asserted-by":"crossref","first-page":"501","DOI":"10.1002\/ejhf.260","article-title":"Clinical picture and risk prediction of short-term mortality in cardiogenic shock","volume":"17","author":"Harjola","year":"2015","journal-title":"Eur. J. Heart Fail."},{"issue":"15","key":"10.1016\/j.ijcard.2026.134975_bb0030","doi-asserted-by":"crossref","first-page":"1913","DOI":"10.1016\/j.jacc.2017.02.027","article-title":"Risk stratification for patients in cardiogenic shock after acute myocardial infarction","volume":"69","author":"P\u00f6ss","year":"2017","journal-title":"J. Am. Coll. Cardiol."},{"issue":"13","key":"10.1016\/j.ijcard.2026.134975_bb0035","doi-asserted-by":"crossref","DOI":"10.1161\/JAHA.122.029232","article-title":"Optimized risk score to predict mortality in patients with cardiogenic shock in the cardiac intensive care unit","volume":"12","author":"Yamga","year":"2023","journal-title":"J. Am. Heart Assoc."},{"issue":"11","key":"10.1016\/j.ijcard.2026.134975_bb0040","doi-asserted-by":"crossref","first-page":"978","DOI":"10.1016\/j.jacc.2024.04.069","article-title":"Serial shock severity assessment within 72 hours after diagnosis: a cardiogenic shock working group report","volume":"84","author":"Ton","year":"2024","journal-title":"J. Am. Coll. Cardiol."},{"issue":"10","key":"10.1016\/j.ijcard.2026.134975_bb0045","doi-asserted-by":"crossref","DOI":"10.1016\/j.jchf.2025.102611","article-title":"CSWG-SCAI stages combined with machine learning-based phenotypes for serial risk stratification in cardiogenic shock","volume":"13","author":"Zweck","year":"2025","journal-title":"JACC Heart Fail."},{"key":"10.1016\/j.ijcard.2026.134975_bb0050","first-page":"10","article-title":"MIMIC-IV, a freely accessible electronic health record dataset","author":"Johnson","year":"2023","journal-title":"Sci. Data"},{"key":"10.1016\/j.ijcard.2026.134975_bb0055","article-title":"The eICU collaborative research database","volume":"5","author":"Pollard","year":"2018","journal-title":"Sci. Data"},{"key":"10.1016\/j.ijcard.2026.134975_bb0060","doi-asserted-by":"crossref","DOI":"10.1136\/bmj-2023-078378","article-title":"TRIPOD+AI statement: updated guidance for reporting clinical prediction models that use regression or machine learning methods","volume":"385","author":"Collins","year":"2024","journal-title":"BMJ"},{"issue":"1","key":"10.1016\/j.ijcard.2026.134975_bb0065","doi-asserted-by":"crossref","first-page":"70","DOI":"10.1111\/j.1467-9469.2006.00529.x","article-title":"Dynamic prediction by landmarking in event history analysis","volume":"34","author":"van Houwelingen","year":"2007","journal-title":"Scand. J. Stat."},{"issue":"7","key":"10.1016\/j.ijcard.2026.134975_bb0070","doi-asserted-by":"crossref","first-page":"1276","DOI":"10.1002\/sim.7992","article-title":"Minimum sample size for developing a multivariable prediction model: PART II, binary and time-to-event outcomes","volume":"38","author":"Riley","year":"2019","journal-title":"Stat. Med."},{"issue":"10","key":"10.1016\/j.ijcard.2026.134975_bb0075","doi-asserted-by":"crossref","first-page":"1631","DOI":"10.1002\/sim.1742","article-title":"Presentation of multivariate data for clinical use: the Framingham study risk score functions","volume":"23","author":"Sullivan","year":"2004","journal-title":"Stat. Med."},{"issue":"1","key":"10.1016\/j.ijcard.2026.134975_bb0080","doi-asserted-by":"crossref","first-page":"1583","DOI":"10.1214\/15-EJS1035","article-title":"Computationally efficient confidence intervals for cross-validated area under the ROC curve estimates","volume":"9","author":"LeDell","year":"2015","journal-title":"Electron J Stat."},{"issue":"3","key":"10.1016\/j.ijcard.2026.134975_bb0085","doi-asserted-by":"crossref","first-page":"837","DOI":"10.2307\/2531595","article-title":"Comparing the areas under two or more correlated receiver operating characteristic curves","volume":"44","author":"DeLong","year":"1988","journal-title":"Biometrics"},{"key":"10.1016\/j.ijcard.2026.134975_bb0090","doi-asserted-by":"crossref","first-page":"647","DOI":"10.2147\/CLEP.S527000","article-title":"Clinical algorithms and the legacy of race-based correction: historical errors, contemporary revisions and equity-oriented methodologies for epidemiologists","volume":"17","author":"Horsfall","year":"2025","journal-title":"Clin. Epidemiol."},{"key":"10.1016\/j.ijcard.2026.134975_bb0095","doi-asserted-by":"crossref","DOI":"10.1016\/j.jbi.2020.103621","article-title":"An empirical characterization of fair machine learning for clinical risk prediction","volume":"113","author":"Pfohl","year":"2021","journal-title":"J. Biomed. Inform."},{"key":"10.1016\/j.ijcard.2026.134975_bb0100","doi-asserted-by":"crossref","first-page":"99","DOI":"10.1038\/s41746-020-0304-9","article-title":"Predictably unequal: understanding and addressing concerns that algorithmic clinical prediction may increase health disparities","volume":"3","author":"Paulus","year":"2020","journal-title":"NPJ Digit. Med."}],"container-title":["International Journal of Cardiology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0167527326008259?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0167527326008259?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2026,10,26]],"date-time":"2026-10-26T14:56:06Z","timestamp":1793026566000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0167527326008259"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,12]]},"references-count":20,"alternative-id":["S0167527326008259"],"URL":"https:\/\/doi.org\/10.1016\/j.ijcard.2026.134975","relation":{},"ISSN":["0167-5273"],"issn-type":[{"value":"0167-5273","type":"print"}],"subject":[],"published":{"date-parts":[[2026,12]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"CS-MORT-6: A mortality score that refines risk within EHR-derived SCAI stages in cardiogenic shock","name":"articletitle","label":"Article Title"},{"value":"International Journal of Cardiology","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.ijcard.2026.134975","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2026 Elsevier B.V. All rights are reserved, including those for text and data mining, AI training, and similar technologies.","name":"copyright","label":"Copyright"}],"article-number":"134975"}}