Intraoperative Hypotension and Related Risk Factors for Postoperative Mortality After Noncardiac Surgery in Elderly Patients: A Retrospective Analysis Report

Benhui Zhao,1,* Xingtong Chen,1,* Qian Chen,1,2 Gaoming Li,3 Zhe Chen,4 Ziheng Yang,1 Li Gu,1 Xudong Xiao,5 Zhen Wang,6 Jiaolin Ning,1 Bin Yi,1 Kaizhi Lu,1 Hongyan Zhang,7 Jianteng Gu1 1Department of Anesthesiology, Southwest Hospital, Third Military Medical University (Army Medical...

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Main Authors: Zhao B, Chen X, Chen Q, Li G, Chen Z, Yang Z, Gu L, Xiao X, Wang Z, Ning J, Yi B, Lu K, Zhang H, Gu J
Format: Article
Language:English
Published: Dove Medical Press 2021-10-01
Series:Clinical Interventions in Aging
Subjects:
Online Access:https://www.dovepress.com/intraoperative-hypotension-and-related-risk-factors-for-postoperative--peer-reviewed-fulltext-article-CIA
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author Zhao B
Chen X
Chen Q
Li G
Chen Z
Yang Z
Gu L
Xiao X
Wang Z
Ning J
Yi B
Lu K
Zhang H
Gu J
author_facet Zhao B
Chen X
Chen Q
Li G
Chen Z
Yang Z
Gu L
Xiao X
Wang Z
Ning J
Yi B
Lu K
Zhang H
Gu J
author_sort Zhao B
collection DOAJ
description Benhui Zhao,1,&ast; Xingtong Chen,1,&ast; Qian Chen,1,2 Gaoming Li,3 Zhe Chen,4 Ziheng Yang,1 Li Gu,1 Xudong Xiao,5 Zhen Wang,6 Jiaolin Ning,1 Bin Yi,1 Kaizhi Lu,1 Hongyan Zhang,7 Jianteng Gu1 1Department of Anesthesiology, Southwest Hospital, Third Military Medical University (Army Medical University), Chongqing, People’s Republic of China; 2Anaesthetics, Pain Medicine and Intensive Care, Department of Surgery and Cancer, Faculty of Medicine, Imperial College London, Chelsea & Westminster Hospital, London, UK; 3Department of Health Statistics, Third Military Medical University (Army Medical University), Chongqing, People’s Republic of China; 4Quality Management and Control Department, Southwest Hospital, Third Military Medical University (Army Medical University), Chongqing, People’s Republic of China; 5Department of Anesthesiology, Xinqiao Hospital, Third Military Medical University (Army Medical University), Chongqing, People’s Republic of China; 6Department of Anesthesiology; 7Hospital Office, Daping Hospital, Third Military Medical University (Army Medical University), Chongqing, People’s Republic of China&ast;These authors contributed equally to this workCorrespondence: Jianteng Gu; Hongyan Zhang Email jiantenggu@hotmail.com; etengyan@163.comBackground: Blood pressure fluctuation is very common during non-cardiac surgery in elderly. This retrospective study was to analyse whether intraoperative hypotension in elderly and other risk factors relate to the postoperative mortality.Methods: A total of 118 cases (Observational group), who underwent noncardiac surgery in three medical centers between September 2014 and March 2017, and died in the hospital after the noncardiac surgery. With 1:2 ratio of propensity matching, 236 survival cases (Control group) were selected for comparison analyses with the death cases. Intraoperative blood pressure and perioperative parameters from both groups were collected from electronic anaesthesia charts. Data were analysed with univariate logistic regression analysis where variables with p values less than 0.05 were analysed with multivariate logistic regression analysis. The receiver operating characteristic (ROC) curve was constructed.Results: There are five risk factors related to postoperative death in elderly patients: ASA grade, COPD, emergency surgery, general anesthesia, 60 < MAP ≤ 65mmHg (OR > 1), and one factor may reduce the risk of postoperative mortality, which is PACU therapy (OR < 1). Compared with the Control group, the Observational group had a higher proportion of cerebral hernia, kidney injury and trauma (p < 0.001). The intraoperative blood transfusion volume and intraoperative blood loss volume were higher in the Observational group than the Control group (p < 0.001). The proportion of using vasoactive drugs was higher in the Observational group (p < 0.001), and there was more urine output during the operation in the Observational group (p = 0.005).Conclusion: The intraoperative MAP of geriatric patients lower than 65mmHg is highly related to the postoperative mortality. Elderly patients with emergency surgery, high ASA grade and a history of COPD have an increased risk of postoperative mortality. General anesthesia is a risk factor for postoperative death in elderly patients, and the PACU therapy is a protective factor to avoid postoperative death.Trial Registration: This study has been retrospectively registered in the Chinese Clinical Trials Registry (ChiCTR2000038912, 10/10/2020).Keywords: intraoperative hypotension, geriatric patients, COPD, postoperative mortality, non-cardiac surgery
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spelling doaj.art-b1ccb0f9ea3b4e6589fd7664ad3e75992022-12-21T19:25:34ZengDove Medical PressClinical Interventions in Aging1178-19982021-10-01Volume 161757176769340Intraoperative Hypotension and Related Risk Factors for Postoperative Mortality After Noncardiac Surgery in Elderly Patients: A Retrospective Analysis ReportZhao BChen XChen QLi GChen ZYang ZGu LXiao XWang ZNing JYi BLu KZhang HGu JBenhui Zhao,1,&ast; Xingtong Chen,1,&ast; Qian Chen,1,2 Gaoming Li,3 Zhe Chen,4 Ziheng Yang,1 Li Gu,1 Xudong Xiao,5 Zhen Wang,6 Jiaolin Ning,1 Bin Yi,1 Kaizhi Lu,1 Hongyan Zhang,7 Jianteng Gu1 1Department of Anesthesiology, Southwest Hospital, Third Military Medical University (Army Medical University), Chongqing, People’s Republic of China; 2Anaesthetics, Pain Medicine and Intensive Care, Department of Surgery and Cancer, Faculty of Medicine, Imperial College London, Chelsea & Westminster Hospital, London, UK; 3Department of Health Statistics, Third Military Medical University (Army Medical University), Chongqing, People’s Republic of China; 4Quality Management and Control Department, Southwest Hospital, Third Military Medical University (Army Medical University), Chongqing, People’s Republic of China; 5Department of Anesthesiology, Xinqiao Hospital, Third Military Medical University (Army Medical University), Chongqing, People’s Republic of China; 6Department of Anesthesiology; 7Hospital Office, Daping Hospital, Third Military Medical University (Army Medical University), Chongqing, People’s Republic of China&ast;These authors contributed equally to this workCorrespondence: Jianteng Gu; Hongyan Zhang Email jiantenggu@hotmail.com; etengyan@163.comBackground: Blood pressure fluctuation is very common during non-cardiac surgery in elderly. This retrospective study was to analyse whether intraoperative hypotension in elderly and other risk factors relate to the postoperative mortality.Methods: A total of 118 cases (Observational group), who underwent noncardiac surgery in three medical centers between September 2014 and March 2017, and died in the hospital after the noncardiac surgery. With 1:2 ratio of propensity matching, 236 survival cases (Control group) were selected for comparison analyses with the death cases. Intraoperative blood pressure and perioperative parameters from both groups were collected from electronic anaesthesia charts. Data were analysed with univariate logistic regression analysis where variables with p values less than 0.05 were analysed with multivariate logistic regression analysis. The receiver operating characteristic (ROC) curve was constructed.Results: There are five risk factors related to postoperative death in elderly patients: ASA grade, COPD, emergency surgery, general anesthesia, 60 < MAP ≤ 65mmHg (OR > 1), and one factor may reduce the risk of postoperative mortality, which is PACU therapy (OR < 1). Compared with the Control group, the Observational group had a higher proportion of cerebral hernia, kidney injury and trauma (p < 0.001). The intraoperative blood transfusion volume and intraoperative blood loss volume were higher in the Observational group than the Control group (p < 0.001). The proportion of using vasoactive drugs was higher in the Observational group (p < 0.001), and there was more urine output during the operation in the Observational group (p = 0.005).Conclusion: The intraoperative MAP of geriatric patients lower than 65mmHg is highly related to the postoperative mortality. Elderly patients with emergency surgery, high ASA grade and a history of COPD have an increased risk of postoperative mortality. General anesthesia is a risk factor for postoperative death in elderly patients, and the PACU therapy is a protective factor to avoid postoperative death.Trial Registration: This study has been retrospectively registered in the Chinese Clinical Trials Registry (ChiCTR2000038912, 10/10/2020).Keywords: intraoperative hypotension, geriatric patients, COPD, postoperative mortality, non-cardiac surgeryhttps://www.dovepress.com/intraoperative-hypotension-and-related-risk-factors-for-postoperative--peer-reviewed-fulltext-article-CIA: intraoperative hypotensiongeriatric patientscopdpostoperative mortalitynon-cardiac surgery
spellingShingle Zhao B
Chen X
Chen Q
Li G
Chen Z
Yang Z
Gu L
Xiao X
Wang Z
Ning J
Yi B
Lu K
Zhang H
Gu J
Intraoperative Hypotension and Related Risk Factors for Postoperative Mortality After Noncardiac Surgery in Elderly Patients: A Retrospective Analysis Report
Clinical Interventions in Aging
: intraoperative hypotension
geriatric patients
copd
postoperative mortality
non-cardiac surgery
title Intraoperative Hypotension and Related Risk Factors for Postoperative Mortality After Noncardiac Surgery in Elderly Patients: A Retrospective Analysis Report
title_full Intraoperative Hypotension and Related Risk Factors for Postoperative Mortality After Noncardiac Surgery in Elderly Patients: A Retrospective Analysis Report
title_fullStr Intraoperative Hypotension and Related Risk Factors for Postoperative Mortality After Noncardiac Surgery in Elderly Patients: A Retrospective Analysis Report
title_full_unstemmed Intraoperative Hypotension and Related Risk Factors for Postoperative Mortality After Noncardiac Surgery in Elderly Patients: A Retrospective Analysis Report
title_short Intraoperative Hypotension and Related Risk Factors for Postoperative Mortality After Noncardiac Surgery in Elderly Patients: A Retrospective Analysis Report
title_sort intraoperative hypotension and related risk factors for postoperative mortality after noncardiac surgery in elderly patients a retrospective analysis report
topic : intraoperative hypotension
geriatric patients
copd
postoperative mortality
non-cardiac surgery
url https://www.dovepress.com/intraoperative-hypotension-and-related-risk-factors-for-postoperative--peer-reviewed-fulltext-article-CIA
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