{"id":6239,"date":"2008-06-10T00:00:00","date_gmt":"2008-06-10T04:00:00","guid":{"rendered":"https:\/\/icesontario.wpengine.com\/journal-articles\/relationship-between-preventability-of-death-after-coronary-artery-bypass-graft-surgery-and-all-cause-risk-adjusted-mortality-rates\/"},"modified":"2023-06-14T19:28:46","modified_gmt":"2023-06-14T23:28:46","slug":"relationship-between-preventability-of-death-after-coronary-artery-bypass-graft-surgery-and-all-cause-risk-adjusted-mortality-rates","status":"publish","type":"journal_article","link":"https:\/\/www.ices.on.ca\/fr\/publications\/journal-articles\/relationship-between-preventability-of-death-after-coronary-artery-bypass-graft-surgery-and-all-cause-risk-adjusted-mortality-rates\/","title":{"rendered":"Relationship between preventability of death after coronary artery bypass graft surgery and all-cause risk-adjusted mortality rates"},"content":{"rendered":"<p><strong>Background<\/strong> &#x2014; The goal of this study was to determine the relationship between all-cause, risk-adjusted, in-hospital mortality after coronary artery bypass graft surgery and the proportion of preventable in-hospital deaths as a measure of quality of care at an institution level.<\/p>\n<p><span class=\"bold\">Methods and Results<\/span> &#x2014; We conducted a retrospective analysis of 347 randomly selected in-hospital deaths after isolated coronary artery bypass graft surgery at 9 institutions in Ontario over the period of 1998 to 2003. Nurse-abstracted chart summaries were reviewed by 2 experienced cardiac surgeons who were blinded to patient, surgeon, and hospital and used a standardized implicit tool to identify preventable death. A third reviewer reassessed all cases in which the first 2 reviewers disagreed. Rates of preventable deaths were estimated for each hospital and compared with all-cause mortality rates. A structured adverse event audit completed by each surgeon-reviewer was used to identify quality improvement opportunities for the preventable deaths. A total of 111 of 347 deaths (32%) were judged preventable despite a low risk-adjusted mortality range (1.3% to 3.1%) across hospitals. No significant correlation was found between all-cause, risk-adjusted in-hospital mortality rates and the proportion of preventable deaths at the hospital level (Spearman coefficient, -0.42; P=0.26). A large proportion of preventable deaths were related to problems in the operating room (86%) and intensive care unit (61%). Many deaths were associated with deviations in perioperative care (32% based on concurrence of 2 reviewers, and another 42% in cases in which 1 reviewer reached that opinion).<\/p>\n<p><strong>Conclusions<\/strong> &#x2014; Approximately one third of in-hospital coronary artery bypass graft deaths were judged preventable by surgeon reviewers. All-cause risk-adjusted mortality rates are convenient measures of institutional quality of care but were not correlated with preventable mortality in our jurisdiction. Providers should conduct detailed adverse event audits to drive meaningful improvements in quality.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Background &#x2014; The goal of this study was to determine the relationship between all-cause, risk-adjusted, in-hospital mortality after coronary artery bypass graft surgery and the proportion of preventable in-hospital deaths as a measure of quality of care at an institution level. Methods and Results &#x2014; We conducted a retrospective analysis of 347 randomly selected in-hospital [&hellip;]<\/p>\n","protected":false},"template":"","migration-helper-automated":[],"migration-manual":[],"topic":[40,62,25],"migration-helper-qa-sample-set":[],"class_list":["post-6239","journal_article","type-journal_article","status-publish","hentry","topic-cardiovascular-disease","topic-health-services-research","topic-surgery"],"acf":{"citation":"Guru V, Tu JV, Etchells E, Anderson GM, Naylor CD, Novick RJ, Feindel CM, Rubens FD, Teoh K, Mathur A, Hamilton A, Bonneau D, Cutrara C, Austin PC, Fremes SE. <em>Circulation<\/em>. 2008; 117(23):2969-76.","source_url":"http:\/\/circ.ahajournals.org\/content\/117\/23\/2969.long","ices_scientist":[1382,1304,1385],"site":[6733,6735],"research_program":[6742,6740],"news_release":[7286],"journal_article":[],"atlas":[],"research_report":[],"infographic":[],"video":[],"downloads":null,"links":null,"sitecore_item_id":"981AC297-6725-450C-8422-31121DA1C028","sitecore_item_name":"Relationship-between-preventability-of-death-after-coronary-artery-bypass-graft-surgery","sitecore_field_values":"{\n  \"Title\": \"Relationship between preventability of death after coronary artery bypass graft surgery and all-cause risk-adjusted mortality rates\",\n  \"Short title\": \"Relationship between preventability\",\n  \"Citation\": \"<p>Guru V, Tu JV, Etchells E, Anderson GM, Naylor CD, Novick RJ, Feindel CM, Rubens FD, Teoh K, Mathur A, Hamilton A, Bonneau D, Cutrara C, Austin PC, Fremes SE. <em>Circulation<\/em>. 2008; 117(23):2969-76.<\/p>\",\n  \"Abstract\": \"<p><strong>Background<\/strong> &mdash; The goal of this study was to determine the relationship between all-cause, risk-adjusted, in-hospital mortality after coronary artery bypass graft surgery and the proportion of preventable in-hospital deaths as a measure of quality of care at an institution level.<\/p>rn<p><span class=\"bold\">Methods and Results<\/span> &mdash; We conducted a retrospective analysis of 347 randomly selected in-hospital deaths after isolated coronary artery bypass graft surgery at 9 institutions in Ontario over the period of 1998 to 2003. Nurse-abstracted chart summaries were reviewed by 2 experienced cardiac surgeons who were blinded to patient, surgeon, and hospital and used a standardized implicit tool to identify preventable death. A third reviewer reassessed all cases in which the first 2 reviewers disagreed. Rates of preventable deaths were estimated for each hospital and compared with all-cause mortality rates. A structured adverse event audit completed by each surgeon-reviewer was used to identify quality improvement opportunities for the preventable deaths. A total of 111 of 347 deaths (32%) were judged preventable despite a low risk-adjusted mortality range (1.3% to 3.1%) across hospitals. No significant correlation was found between all-cause, risk-adjusted in-hospital mortality rates and the proportion of preventable deaths at the hospital level (Spearman coefficient, -0.42; P=0.26). A large proportion of preventable deaths were related to problems in the operating room (86%) and intensive care unit (61%). Many deaths were associated with deviations in perioperative care (32% based on concurrence of 2 reviewers, and another 42% in cases in which 1 reviewer reached that opinion).<\/p>rn<p><strong>Conclusions<\/strong> &mdash; Approximately one third of in-hospital coronary artery bypass graft deaths were judged preventable by surgeon reviewers. All-cause risk-adjusted mortality rates are convenient measures of institutional quality of care but were not correlated with preventable mortality in our jurisdiction. Providers should conduct detailed adverse event audits to drive meaningful improvements in quality.<\/p>rn<p><a href=\"http:\/\/circ.ahajournals.org\/content\/117\/23\/2969.long\" title=\"External link to full journal article\">View full text<\/a><\/p>\",\n  \"Keywords\": \"{92E2791D-5DAB-4244-8A85-434D524D9A12}|{9F514AF9-2526-48FE-8414-54C443CF99AD}|{EAE192C7-7A94-43FB-A6FA-70C39B52A4AF}\",\n  \"Related Products\": \"<h2>News Release<\/h2>rn<h3><a href=\"~\/link.aspx?_id=81870444575E43FC96854C27B3EFBCAA&amp;_z=z\">Re-thinking by-pass report card<\/a><\/h3>\",\n  \"Research Programs\": \"{BEC72DE0-BA8C-42B8-ACE5-EE29FFB2CB3B}|{46DF28D2-EDE8-4DF2-8CC0-87CEF464E435}\",\n  \"ICES Locations\": \"{4FCAABBA-14A5-42E6-8F33-BC6C2F1D9908}|{FBE2D1B1-C0BA-423F-8D16-39466B6C1424}\",\n  \"ICES Scientists\": \"{956599EC-5699-41D3-9375-E0B6C25B12D5}|{38899D1B-38E7-4517-8DA3-0BDDF1F9944D}|{545C70EB-0A3F-4646-A0F5-509EB7E15CF6}|{7D498E8B-5801-4F9E-AC41-11ED50F3C34E}\",\n  \"Posted Date\": \"20080610T000000\"\n}","previous_url":"https:\/\/www.ices.on.ca\/Publications\/Journal-Articles\/2008\/January\/Relationship-between-preventability-of-death-after-coronary-artery-bypass-graft-surgery"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>ICES | Relationship between preventability of death after coronary artery bypass graft surgery and all-cause risk-adjusted mortality rates<\/title>\n<meta name=\"description\" content=\"Background &#x2014; 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