Fluid balance and clinical outcomes in patients with aortic dissection: a retrospective case-control study based on ICU databases

Objectives Aortic dissection (AD) is a life-threatening condition that requires intensive care and management. This paper explores the role of fluid management in the clinical care of AD patients, which has been unclear despite the substantial existing research that has been conducted on the treatme...

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Main Authors: Tao Chen, Peng Qiu, Yixuan Li, Xinwu Lu, Zhaoyu Wu, Zhijue Xu, Hongji Pu, Jiahao Lei, Zhuojing Zhang, Xinrui Yang, Ruihua Wang
Format: Article
Language:English
Published: BMJ Publishing Group 2025-02-01
Series:BMJ Open
Online Access:https://bmjopen.bmj.com/content/15/2/e083933.full
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author Tao Chen
Peng Qiu
Yixuan Li
Xinwu Lu
Zhaoyu Wu
Zhijue Xu
Hongji Pu
Jiahao Lei
Zhuojing Zhang
Xinrui Yang
Ruihua Wang
author_facet Tao Chen
Peng Qiu
Yixuan Li
Xinwu Lu
Zhaoyu Wu
Zhijue Xu
Hongji Pu
Jiahao Lei
Zhuojing Zhang
Xinrui Yang
Ruihua Wang
author_sort Tao Chen
collection DOAJ
description Objectives Aortic dissection (AD) is a life-threatening condition that requires intensive care and management. This paper explores the role of fluid management in the clinical care of AD patients, which has been unclear despite the substantial existing research that has been conducted on the treatment of AD.Design A retrospective case-control study using data for AD patients from public databases.Setting Two public intensive care unit (ICU) databases with hospital courses from the USA, Medical Information Mart for Intensive Care (MIMIC)-IV critical care dataset and the eICU Collaborative Research Database, with data from 2008 to 2019.Participants A total of 751 adult AD patients with detailed fluid management records from two databases were included.Interventions The mean 24-hour intake and output were calculated by dividing the total amount of intake and output by the number of days in the ICU, respectively. The mean 24-hour fluid balance was generated by subtracting the output from the intake.Outcome measures The relationship between the mean 24-hour fluid management and all-cause in-hospital death was assessed through univariate and multivariable regression analyses.Results A positive correlation was found between mean 24-hour fluid intake and in-hospital mortality among AD patients (OR 1.029, 95% CI (1.018, 1.041), p<0.001), whereas a negative correlation was revealed between mean 24-hour fluid output and in-hospital mortality (OR 0.941, 95% CI (0.914, 0.968), p<0.001). A similar result was found for mean 24-hour fluid balance (OR 1.030, 95% CI (1.019, 1.042), p<0.001), and the cut-off was selected to be 5.12 dL (AUC=0.778, OR 3.066, 95% CI (1.634, 5.753), p<0.001).Conclusions This study stresses the importance of fluid balance in the clinical care of AD patients and provides new insights for optimising fluid management and monitoring strategies beyond the conventional focus on blood pressure and heart rate management.
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issn 2044-6055
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series BMJ Open
spelling doaj-art-eb23401f1acd49628485d8158af28a932025-02-09T04:55:09ZengBMJ Publishing GroupBMJ Open2044-60552025-02-0115210.1136/bmjopen-2024-083933Fluid balance and clinical outcomes in patients with aortic dissection: a retrospective case-control study based on ICU databasesTao Chen0Peng Qiu1Yixuan Li2Xinwu Lu3Zhaoyu Wu4Zhijue Xu5Hongji Pu6Jiahao Lei7Zhuojing Zhang8Xinrui Yang9Ruihua Wang10Big Data Research Lab, University of Waterloo, Waterloo, Ontario, CanadaDepartment of Vascular Surgery, Shanghai Jiao Tong University School of Medicine Affiliated Ninth People`s Hospital, Shanghai, ChinaBig Data Research Lab, University of Waterloo, Waterloo, Ontario, CanadaDepartment of Vascular Surgery, Shanghai Jiao Tong University School of Medicine Affiliated Ninth People`s Hospital, Shanghai, ChinaDepartment of Vascular Surgery, Shanghai Jiao Tong University School of Medicine Affiliated Ninth People`s Hospital, Shanghai, ChinaDepartment of Vascular Surgery, Shanghai Jiao Tong University School of Medicine Affiliated Ninth People`s Hospital, Shanghai, ChinaDepartment of Vascular Surgery, Shanghai Jiao Tong University School of Medicine Affiliated Ninth People`s Hospital, Shanghai, ChinaDepartment of Vascular Surgery, Shanghai Jiao Tong University School of Medicine Affiliated Ninth People`s Hospital, Shanghai, ChinaDepartment of Economics, University of Waterloo, Waterloo, Ontario, CanadaDepartment of Vascular Surgery, Shanghai Jiao Tong University School of Medicine Affiliated Ninth People`s Hospital, Shanghai, ChinaDepartment of Vascular Surgery, Shanghai Jiao Tong University School of Medicine Affiliated Ninth People`s Hospital, Shanghai, ChinaObjectives Aortic dissection (AD) is a life-threatening condition that requires intensive care and management. This paper explores the role of fluid management in the clinical care of AD patients, which has been unclear despite the substantial existing research that has been conducted on the treatment of AD.Design A retrospective case-control study using data for AD patients from public databases.Setting Two public intensive care unit (ICU) databases with hospital courses from the USA, Medical Information Mart for Intensive Care (MIMIC)-IV critical care dataset and the eICU Collaborative Research Database, with data from 2008 to 2019.Participants A total of 751 adult AD patients with detailed fluid management records from two databases were included.Interventions The mean 24-hour intake and output were calculated by dividing the total amount of intake and output by the number of days in the ICU, respectively. The mean 24-hour fluid balance was generated by subtracting the output from the intake.Outcome measures The relationship between the mean 24-hour fluid management and all-cause in-hospital death was assessed through univariate and multivariable regression analyses.Results A positive correlation was found between mean 24-hour fluid intake and in-hospital mortality among AD patients (OR 1.029, 95% CI (1.018, 1.041), p<0.001), whereas a negative correlation was revealed between mean 24-hour fluid output and in-hospital mortality (OR 0.941, 95% CI (0.914, 0.968), p<0.001). A similar result was found for mean 24-hour fluid balance (OR 1.030, 95% CI (1.019, 1.042), p<0.001), and the cut-off was selected to be 5.12 dL (AUC=0.778, OR 3.066, 95% CI (1.634, 5.753), p<0.001).Conclusions This study stresses the importance of fluid balance in the clinical care of AD patients and provides new insights for optimising fluid management and monitoring strategies beyond the conventional focus on blood pressure and heart rate management.https://bmjopen.bmj.com/content/15/2/e083933.full
spellingShingle Tao Chen
Peng Qiu
Yixuan Li
Xinwu Lu
Zhaoyu Wu
Zhijue Xu
Hongji Pu
Jiahao Lei
Zhuojing Zhang
Xinrui Yang
Ruihua Wang
Fluid balance and clinical outcomes in patients with aortic dissection: a retrospective case-control study based on ICU databases
BMJ Open
title Fluid balance and clinical outcomes in patients with aortic dissection: a retrospective case-control study based on ICU databases
title_full Fluid balance and clinical outcomes in patients with aortic dissection: a retrospective case-control study based on ICU databases
title_fullStr Fluid balance and clinical outcomes in patients with aortic dissection: a retrospective case-control study based on ICU databases
title_full_unstemmed Fluid balance and clinical outcomes in patients with aortic dissection: a retrospective case-control study based on ICU databases
title_short Fluid balance and clinical outcomes in patients with aortic dissection: a retrospective case-control study based on ICU databases
title_sort fluid balance and clinical outcomes in patients with aortic dissection a retrospective case control study based on icu databases
url https://bmjopen.bmj.com/content/15/2/e083933.full
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