{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,11,24]],"date-time":"2025-11-24T12:46:06Z","timestamp":1763988366727,"version":"3.40.5"},"reference-count":16,"publisher":"Wiley","issue":"3","license":[{"start":{"date-parts":[[2022,11,12]],"date-time":"2022-11-12T00:00:00Z","timestamp":1668211200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Artificial Organs"],"published-print":{"date-parts":[[2023,3]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>Invasive hemodynamic variables obtained from right heart catheterization have been used for risk\u2010stratifying patients with advanced heart failure (HF). However, there is a paucity of data on the prognostic value of invasive hemodynamic variables in patients with left ventricular assist devices (LVAD). We hypothesized that cardiac power output (CPO), cardiac power efficiency (CPE), and left ventricular stroke work index (LVSWI) can serve as prognostic markers in patients with LVADs.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>Baseline hemodynamic data from patients who had LVAD ramp studies at our institution from 4\/2014 to 7\/2018 were prospectively collected, from which advanced hemodynamic variables (CPO, CPE, and LVSWI) were retrospectively analyzed. Univariate and multivariable analyses were performed for hemocompatibility\u2010related adverse events (HRAE), HF admissions, and mortality.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Ninety\u2010one participants (age 61\u2009\u00b1\u200911\u2009years, 34% women, 40% Black or African American, and 38% ischemic cardiomyopathy) were analyzed. Low CPE was significantly associated with mortality (HR 2.42, 95% CI 1.02\u20135.74, <jats:italic>p<\/jats:italic>\u00a0=\u00a00.045) in univariate analysis and Kaplan\u2013Meier analysis (<jats:italic>p<\/jats:italic>\u00a0=\u00a00.04). Low LVSWI was significantly associated with mortality (HR 2.13, 95% CI 1.09\u20134.17, <jats:italic>p<\/jats:italic>\u00a0=\u00a00.03) in univariate analysis and Kaplan\u2013Meier analysis (<jats:italic>p<\/jats:italic>\u00a0=\u00a00.02). CPO was not associated with mortality. CPO, CPE, and LVSWI were not associated with HRAE or HF admissions.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Advanced hemodynamic variables can serve as prognostic indicators for patients with LVADs. Low CPE and LVSWI are prognostic for higher mortality, but no variables were associated with HF admissions or HRAEs.<\/jats:p><\/jats:sec>","DOI":"10.1111\/aor.14441","type":"journal-article","created":{"date-parts":[[2022,10,28]],"date-time":"2022-10-28T14:08:41Z","timestamp":1666966121000},"page":"574-581","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":2,"title":["The prognostic role of advanced hemodynamic variables in patients with left ventricular assist devices"],"prefix":"10.1111","volume":"47","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-7482-9888","authenticated-orcid":false,"given":"Anthony J.","family":"Kanelidis","sequence":"first","affiliation":[{"name":"Section of Cardiology, Department of Medicine University of Chicago Medical Center  Chicago Illinois USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Umar","family":"Siddiqi","sequence":"additional","affiliation":[{"name":"Section of Cardiac Surgery, Department of Surgery University of Chicago Medical Center  Chicago Illinois USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Tamari","family":"Miller","sequence":"additional","affiliation":[{"name":"Section of Cardiology, Department of Medicine University of Chicago Medical Center  Chicago Illinois USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-9489-4572","authenticated-orcid":false,"given":"Mark","family":"Belkin","sequence":"additional","affiliation":[{"name":"Section of Cardiology, Department of Medicine University of Chicago Medical Center  Chicago Illinois USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"George","family":"Li","sequence":"additional","affiliation":[{"name":"Section of Cardiac Surgery, Department of Surgery University of Chicago Medical Center  Chicago Illinois USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Bryan","family":"Smith","sequence":"additional","affiliation":[{"name":"Section of Cardiology, Department of Medicine University of Chicago Medical Center  Chicago Illinois USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Sara","family":"Kalantari","sequence":"additional","affiliation":[{"name":"Section of Cardiology, Department of Medicine University of Chicago Medical Center  Chicago Illinois USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Ann","family":"Nguyen","sequence":"additional","affiliation":[{"name":"Section of Cardiology, Department of Medicine University of Chicago Medical Center  Chicago Illinois USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Ben B.","family":"Chung","sequence":"additional","affiliation":[{"name":"Section of Cardiology, Department of Medicine University of Chicago Medical Center  Chicago Illinois USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Nitasha","family":"Sarswat","sequence":"additional","affiliation":[{"name":"Section of Cardiology, Department of Medicine University of Chicago Medical Center  Chicago Illinois USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Gene","family":"Kim","sequence":"additional","affiliation":[{"name":"Section of Cardiology, Department of Medicine University of Chicago Medical Center  Chicago Illinois USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Christopher","family":"Salerno","sequence":"additional","affiliation":[{"name":"Section of Cardiac Surgery, Department of Surgery University of Chicago Medical Center  Chicago Illinois USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Valluvan","family":"Jeevanandam","sequence":"additional","affiliation":[{"name":"Section of Cardiac Surgery, Department of Surgery University of Chicago Medical Center  Chicago Illinois USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Sean","family":"Pinney","sequence":"additional","affiliation":[{"name":"Section of Cardiology, Department of Medicine University of Chicago Medical Center  Chicago Illinois USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jonathan","family":"Grinstein","sequence":"additional","affiliation":[{"name":"Section of Cardiology, Department of Medicine University of Chicago Medical Center  Chicago Illinois 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