{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,1]],"date-time":"2026-06-01T18:45:40Z","timestamp":1780339540976,"version":"3.54.1"},"reference-count":77,"publisher":"Wiley","issue":"5","license":[{"start":{"date-parts":[[2023,8,12]],"date-time":"2023-08-12T00:00:00Z","timestamp":1691798400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["J Vet Emergen Crit Care"],"published-print":{"date-parts":[[2023,9]]},"abstract":"<jats:sec><jats:title>Objective<\/jats:title><jats:p>To report the prevalence of initial shockable cardiac arrest rhythms (I\u2010SHKR), incidence of subsequent shockable cardiac arrest rhythms (S\u2010SHKR), and factors associated with I\u2010SHKRs and S\u2010SHKRs and explore their association with return of spontaneous circulation (ROSC) rates in dogs and cats undergoing CPR.<\/jats:p><\/jats:sec><jats:sec><jats:title>Design<\/jats:title><jats:p>Multi\u2010institutional prospective case series from 2016 to 2021, retrospectively analyzed.<\/jats:p><\/jats:sec><jats:sec><jats:title>Setting<\/jats:title><jats:p>Eight university and eight private practice veterinary hospitals.<\/jats:p><\/jats:sec><jats:sec><jats:title>Animals<\/jats:title><jats:p>A total of 457 dogs and 170 cats with recorded cardiac arrest rhythm and event outcome reported in the Reassessment Campaign on Veterinary Resuscitation CPR registry.<\/jats:p><\/jats:sec><jats:sec><jats:title>Measurements and Main Results<\/jats:title><jats:p>Logistic regression was used to evaluate association of animal, hospital, and arrest variables with I\u2010SHKRs and S\u2010SHKRs and with patient outcomes. Odds ratios (ORs) were generated, and significance was set at <jats:italic>P<\/jats:italic>\u00a0&lt;\u00a00.05. Of 627 animals included, 28 (4%) had I\u2010SHKRs. Odds for I\u2010SHKRs were significantly higher in animals with a metabolic cause of arrest (OR 7.61) and that received lidocaine (OR 17.50) or amiodarone (OR 21.22) and significantly lower in animals experiencing arrest during daytime hours (OR 0.22), in the ICU (OR 0.27), in the emergency room (OR 0.13), and out of hospital (OR 0.18) and that received epinephrine (OR 0.19). Of 599 initial nonshockable rhythms, 74 (12%) developed S\u2010SHKRs. Odds for S\u2010SHKRs were significantly higher in animals with higher body weight (OR 1.03), hemorrhage (OR 2.85), or intracranial cause of arrest (OR 3.73) and that received epinephrine (OR 11.36) or lidocaine (OR 18.72) and significantly decreased in those arresting in ICU (OR 0.27), emergency room (OR 0.29), and out of hospital (OR 0.38). Overall, 171 (27%) animals achieved ROSC, 81 (13%) achieved sustained ROSC, and 15 (2%) survived. Neither I\u2010SHKRs nor S\u2010SHKRs were significantly associated with ROSC.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>I\u2010SHKRs and S\u2010SHKRs occur infrequently in dogs and cats undergoing CPR and are not associated with increased ROSC rates.<\/jats:p><\/jats:sec>","DOI":"10.1111\/vec.13320","type":"journal-article","created":{"date-parts":[[2023,8,13]],"date-time":"2023-08-13T02:04:10Z","timestamp":1691892250000},"page":"520-533","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["Prevalence and factors associated with initial and subsequent shockable cardiac arrest rhythms and their association with patient outcomes in dogs and cats undergoing cardiopulmonary resuscitation: A RECOVER registry study"],"prefix":"10.1111","volume":"33","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-0636-509X","authenticated-orcid":false,"given":"Laura","family":"Vega Suarez","sequence":"first","affiliation":[{"name":"Department of Veterinary Clinical Sciences, College of Veterinary Medicine Washington State University  Pullman Washington USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-6126-6695","authenticated-orcid":false,"given":"Steven E.","family":"Epstein","sequence":"additional","affiliation":[{"name":"Department of Veterinary Surgical and Radiological Sciences, School of Veterinary Medicine University of California, Davis  Davis California USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Linda G.","family":"Martin","sequence":"additional","affiliation":[{"name":"Department of Veterinary Clinical Sciences, College of Veterinary Medicine Washington State University  Pullman Washington USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-0194-2134","authenticated-orcid":false,"given":"Elizabeth B.","family":"Davidow","sequence":"additional","affiliation":[{"name":"Department of Veterinary Clinical Sciences, College of Veterinary Medicine Washington State University  Pullman Washington USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-0884-6268","authenticated-orcid":false,"given":"Sabrina N.","family":"Hoehne","sequence":"additional","affiliation":[{"name":"Department of Veterinary Clinical Sciences, College of Veterinary Medicine Washington State University  Pullman Washington USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"name":"the RECOVER CPR Registry Consortium","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2023,8,12]]},"reference":[{"key":"e_1_2_10_2_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1476-4431.2012.00757.x"},{"issue":"2","key":"e_1_2_10_3_1","first-page":"366","article-title":"Adult basic and advanced life support writing group. 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