Laxative use and 28-day mortality in critically ill sepsis patients: a retrospective cohort study using MIMIC-IV (v3.1)

Abstract Objective This study investigates the impact of four laxatives-Senna, Docusate Sodium, Polyethylene Glycol, and Lactulose on 28-day mortality, ICU-free days, ventilator-free days, bowel recovery, and Clostridium difficile (C-diff) infection in critically ill sepsis patients to identify opti...

Full description

Saved in:
Bibliographic Details
Main Authors: Yan Liang, Feiyi Xu, Hao Zhang, Jiang Li, Wei Chen, Qilin Yang, Cheng Lin, Xiaomin Dong
Format: Article
Language:English
Published: BMC 2025-05-01
Series:Journal of Intensive Care
Subjects:
Online Access:https://doi.org/10.1186/s40560-025-00797-9
Tags: Add Tag
No Tags, Be the first to tag this record!
_version_ 1850271016332296192
author Yan Liang
Feiyi Xu
Hao Zhang
Jiang Li
Wei Chen
Qilin Yang
Cheng Lin
Xiaomin Dong
author_facet Yan Liang
Feiyi Xu
Hao Zhang
Jiang Li
Wei Chen
Qilin Yang
Cheng Lin
Xiaomin Dong
author_sort Yan Liang
collection DOAJ
description Abstract Objective This study investigates the impact of four laxatives-Senna, Docusate Sodium, Polyethylene Glycol, and Lactulose on 28-day mortality, ICU-free days, ventilator-free days, bowel recovery, and Clostridium difficile (C-diff) infection in critically ill sepsis patients to identify optimal bowel management strategies for improving survival and recovery. Methods Using the MIMIC-IV database (v3.1), we analyzed 7163 ICU sepsis patients (median age: 67.5 years; 63% male), assessing 28-day mortality, ICU-free days, vasopressor-free days, ventilator-free days, bowel sound recovery, and C-diff incidence, with propensity score matching and multivariable adjustments for confounders, alongside subgroup analyses by sex, age, Charlson Comorbidity Index, and Sequential Organ Failure Assessment score. Results Docusate Sodium was associated with significantly lower 28-day mortality (adjusted HR: 0.43; 95% CI 0.36–0.52), more ICU-free days, and better bowel recovery compared to Senna, while Lactulose was linked to higher mortality (adjusted HR: 1.82; 95% CI 1.45–2.27), fewer ICU-free days, and increased C. difficile risk, with subgroup analyses confirming these trends across sex, age, and comorbidity strata. Conclusion Docusate sodium appears to be a safer and more effective bowel management option for critically ill patients with sepsis. In contrast, the association between lactulose use and adverse outcomes may primarily reflect the severity of underlying liver disease rather than a direct drug effect. These findings underscore the importance of individualized laxative selection based on patients’ clinical context in critical care practice.
format Article
id doaj-art-1a0a41dc77a743e7a2afb342bce8b45d
institution OA Journals
issn 2052-0492
language English
publishDate 2025-05-01
publisher BMC
record_format Article
series Journal of Intensive Care
spelling doaj-art-1a0a41dc77a743e7a2afb342bce8b45d2025-08-20T01:52:22ZengBMCJournal of Intensive Care2052-04922025-05-0113111310.1186/s40560-025-00797-9Laxative use and 28-day mortality in critically ill sepsis patients: a retrospective cohort study using MIMIC-IV (v3.1)Yan Liang0Feiyi Xu1Hao Zhang2Jiang Li3Wei Chen4Qilin Yang5Cheng Lin6Xiaomin Dong7The First Affiliated Hospital Of Guilin Medical UniversityThe First Affiliated Hospital Of Guilin Medical UniversityGuilin People’s HospitalThe First Affiliated Hospital Of Guilin Medical UniversityThe First Affiliated Hospital Of Guilin Medical UniversityThe Second Affiliated Hospital of Guangzhou Medical UniversityThe First Affiliated Hospital Of Guilin Medical UniversityThe First Affiliated Hospital Of Guilin Medical UniversityAbstract Objective This study investigates the impact of four laxatives-Senna, Docusate Sodium, Polyethylene Glycol, and Lactulose on 28-day mortality, ICU-free days, ventilator-free days, bowel recovery, and Clostridium difficile (C-diff) infection in critically ill sepsis patients to identify optimal bowel management strategies for improving survival and recovery. Methods Using the MIMIC-IV database (v3.1), we analyzed 7163 ICU sepsis patients (median age: 67.5 years; 63% male), assessing 28-day mortality, ICU-free days, vasopressor-free days, ventilator-free days, bowel sound recovery, and C-diff incidence, with propensity score matching and multivariable adjustments for confounders, alongside subgroup analyses by sex, age, Charlson Comorbidity Index, and Sequential Organ Failure Assessment score. Results Docusate Sodium was associated with significantly lower 28-day mortality (adjusted HR: 0.43; 95% CI 0.36–0.52), more ICU-free days, and better bowel recovery compared to Senna, while Lactulose was linked to higher mortality (adjusted HR: 1.82; 95% CI 1.45–2.27), fewer ICU-free days, and increased C. difficile risk, with subgroup analyses confirming these trends across sex, age, and comorbidity strata. Conclusion Docusate sodium appears to be a safer and more effective bowel management option for critically ill patients with sepsis. In contrast, the association between lactulose use and adverse outcomes may primarily reflect the severity of underlying liver disease rather than a direct drug effect. These findings underscore the importance of individualized laxative selection based on patients’ clinical context in critical care practice.https://doi.org/10.1186/s40560-025-00797-9Sepsis28-day mortalityLaxativesDocusate SodiumMIMIC-IV (version 3.1) databaseCritical care
spellingShingle Yan Liang
Feiyi Xu
Hao Zhang
Jiang Li
Wei Chen
Qilin Yang
Cheng Lin
Xiaomin Dong
Laxative use and 28-day mortality in critically ill sepsis patients: a retrospective cohort study using MIMIC-IV (v3.1)
Journal of Intensive Care
Sepsis
28-day mortality
Laxatives
Docusate Sodium
MIMIC-IV (version 3.1) database
Critical care
title Laxative use and 28-day mortality in critically ill sepsis patients: a retrospective cohort study using MIMIC-IV (v3.1)
title_full Laxative use and 28-day mortality in critically ill sepsis patients: a retrospective cohort study using MIMIC-IV (v3.1)
title_fullStr Laxative use and 28-day mortality in critically ill sepsis patients: a retrospective cohort study using MIMIC-IV (v3.1)
title_full_unstemmed Laxative use and 28-day mortality in critically ill sepsis patients: a retrospective cohort study using MIMIC-IV (v3.1)
title_short Laxative use and 28-day mortality in critically ill sepsis patients: a retrospective cohort study using MIMIC-IV (v3.1)
title_sort laxative use and 28 day mortality in critically ill sepsis patients a retrospective cohort study using mimic iv v3 1
topic Sepsis
28-day mortality
Laxatives
Docusate Sodium
MIMIC-IV (version 3.1) database
Critical care
url https://doi.org/10.1186/s40560-025-00797-9
work_keys_str_mv AT yanliang laxativeuseand28daymortalityincriticallyillsepsispatientsaretrospectivecohortstudyusingmimicivv31
AT feiyixu laxativeuseand28daymortalityincriticallyillsepsispatientsaretrospectivecohortstudyusingmimicivv31
AT haozhang laxativeuseand28daymortalityincriticallyillsepsispatientsaretrospectivecohortstudyusingmimicivv31
AT jiangli laxativeuseand28daymortalityincriticallyillsepsispatientsaretrospectivecohortstudyusingmimicivv31
AT weichen laxativeuseand28daymortalityincriticallyillsepsispatientsaretrospectivecohortstudyusingmimicivv31
AT qilinyang laxativeuseand28daymortalityincriticallyillsepsispatientsaretrospectivecohortstudyusingmimicivv31
AT chenglin laxativeuseand28daymortalityincriticallyillsepsispatientsaretrospectivecohortstudyusingmimicivv31
AT xiaomindong laxativeuseand28daymortalityincriticallyillsepsispatientsaretrospectivecohortstudyusingmimicivv31