{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,30]],"date-time":"2025-10-30T11:36:52Z","timestamp":1761824212018,"version":"3.37.3"},"reference-count":18,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2019,12,25]],"date-time":"2019-12-25T00:00:00Z","timestamp":1577232000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Cardiovasc electrophysiol"],"published-print":{"date-parts":[[2020,1]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>The accurate separation of undifferentiated wide complex tachycardias (WCTs) into ventricular tachycardia (VT) or supraventricular wide complex tachycardia (SWCT) using conventional, manually\u2010applied 12\u2010lead electrocardiogram (ECG) interpretation methods is difficult.<\/jats:p><\/jats:sec><jats:sec><jats:title>Purpose<\/jats:title><jats:p>We sought to devise a new WCT differentiation method that operates solely on automated measurements routinely provided by computerized ECG interpretation software.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>In a two\u2010part analysis, we developed and validated a logistic regression model (ie, VT Prediction Model) that utilizes routinely available computerized measurements derived from patients' paired WCT and baseline ECGs.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>The derivation cohort consisted of 601 paired WCT (273 VT, 328 SWCT) and baseline ECGs from 421 patients. The VT Prediction Model, composed of WCT QRS duration (ms) (<jats:italic>P<\/jats:italic>\u2009&lt;\u2009.0001), QRS duration change (ms) (<jats:italic>P<\/jats:italic>\u2009&lt;\u2009.0001), QRS axis change (\u00b0) (<jats:italic>P<\/jats:italic>\u2009&lt;\u2009.0001) and T axis change (\u00b0) (<jats:italic>P<\/jats:italic>\u2009&lt;\u2009.0001), yielded effective VT and SWCT differentiation (area under the curve [AUC]: 0.924; confidence interval [CI]: 0.903\u20100.944) for the derivation cohort. The validation cohort comprised 241 paired WCT (97 VT, 144 SWCT) and baseline ECGs from 177 patients. The VT Prediction Model's implementation on the validation cohort yielded effective WCT differentiation (AUC: 0.900; CI: 0.862\u20100.939) with overall accuracy, sensitivity, and specificity of 85.0%, 80.4%, and 88.2%, respectively.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>The VT Prediction Model is an example of how readily available ECG measurements may be used to distinguish VT and SWCT effectively. Further study is needed to develop and refine newer WCT differentiation approaches that utilize computerized measurements provided by ECG interpretation software.<\/jats:p><\/jats:sec>","DOI":"10.1111\/jce.14321","type":"journal-article","created":{"date-parts":[[2019,12,16]],"date-time":"2019-12-16T12:07:25Z","timestamp":1576498045000},"page":"185-195","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":20,"title":["The VT Prediction Model: A simplified means to differentiate wide complex tachycardias"],"prefix":"10.1111","volume":"31","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-4120-5075","authenticated-orcid":false,"given":"Adam M.","family":"May","sequence":"first","affiliation":[{"name":"Division of Cardiovascular Disease, Department of Medicine Washington University in St. Louis St. Louis Missouri"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Christopher V.","family":"DeSimone","sequence":"additional","affiliation":[{"name":"Department of Cardiovascular Diseases Mayo Clinic Rochester Minnesota"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Anthony H.","family":"Kashou","sequence":"additional","affiliation":[{"name":"Department of Medicine Mayo Clinic Rochester Minnesota"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Haarini","family":"Sridhar","sequence":"additional","affiliation":[{"name":"Stanford University Stanford California"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"David O.","family":"Hodge","sequence":"additional","affiliation":[{"name":"Department of Health Sciences Research Mayo Clinic Jacksonville Florida"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Rickey","family":"Carter","sequence":"additional","affiliation":[{"name":"Department of Health Sciences Research Mayo Clinic Jacksonville 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