Real‐world efficacy of transfusion with liberal or restrictive strategy in traumatic brain injury

Abstract Objective The short‐term efficacy of red blood cell (RBC) transfusion among general traumatic brain injury (TBI) patients is unclear. Methods We used the MIMIC database to compare the efficacy of liberal (10 g/dL) versus conservative (7 g/dL) transfusion strategy in TBI patients. The outcom...

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Main Authors: Liang‐Wen Cui, Nian Liu, Chao Yu, Ming Fang, Rui Huang, Cheng Zhang, Min Shao
Format: Article
Language:English
Published: Wiley 2025-01-01
Series:Annals of Clinical and Translational Neurology
Online Access:https://doi.org/10.1002/acn3.52272
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author Liang‐Wen Cui
Nian Liu
Chao Yu
Ming Fang
Rui Huang
Cheng Zhang
Min Shao
author_facet Liang‐Wen Cui
Nian Liu
Chao Yu
Ming Fang
Rui Huang
Cheng Zhang
Min Shao
author_sort Liang‐Wen Cui
collection DOAJ
description Abstract Objective The short‐term efficacy of red blood cell (RBC) transfusion among general traumatic brain injury (TBI) patients is unclear. Methods We used the MIMIC database to compare the efficacy of liberal (10 g/dL) versus conservative (7 g/dL) transfusion strategy in TBI patients. The outcomes were neurological progression (decrease of Glasgow coma scale (GCS) of at least 2 points) and death within 28 days of ICU admission. Each eligible individual was cloned and assigned each of the replicates to one of the treatment arm. The imbalance induced by informative censoring was adjusted by inverse probability weighting. The standardized, weighted pooled logistic regression with 500 bootstrap resampling was used to estimate the cumulative risk difference and 95% confidence interval (CI). Results Of the 1141 eligible individuals, 29.0% received RBC transfusion. Compared with the restrictive group, the liberal strategy reduced early death (3 days: 5%, 95% CI: 2%–7%; 7 days: 6%, 95% CI: 3%–11%); however, no significant difference of mortality risk at 28‐day or neurological progression risk at any time points was observed. The risk of coagulopathy at 3 days was increased by 7% (95% CI: 1%–19%) in the liberal group. The subgroup analysis indicated a beneficial effect of liberal transfusion on mortality in hemodynamically unstable patients. Interpretation Compared with the restrictive strategy, the liberal strategy does not improve the short‐term neurological prognosis and death among patients with TBI in a real‐world situation. The liberal strategy may be beneficial to survival at very early stage or in hemodynamically unstable subgroup.
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spelling doaj-art-cb799309a657493f8274c36ac80a462a2025-01-21T05:41:42ZengWileyAnnals of Clinical and Translational Neurology2328-95032025-01-0112120321210.1002/acn3.52272Real‐world efficacy of transfusion with liberal or restrictive strategy in traumatic brain injuryLiang‐Wen Cui0Nian Liu1Chao Yu2Ming Fang3Rui Huang4Cheng Zhang5Min Shao6Department of Critical Care Medicine The First Affiliated Hospital of Anhui Medical University Hefei Anhui ChinaDepartment of Critical Care Medicine The First Affiliated Hospital of Anhui Medical University Hefei Anhui ChinaDepartment of Critical Care Medicine The First Affiliated Hospital of Anhui Medical University Hefei Anhui ChinaDepartment of Critical Care Medicine The First Affiliated Hospital of Anhui Medical University Hefei Anhui ChinaDepartment of Critical Care Medicine The First Affiliated Hospital of Anhui Medical University Hefei Anhui ChinaDepartment of Critical Care Medicine The First Affiliated Hospital of Anhui Medical University Hefei Anhui ChinaDepartment of Critical Care Medicine The First Affiliated Hospital of Anhui Medical University Hefei Anhui ChinaAbstract Objective The short‐term efficacy of red blood cell (RBC) transfusion among general traumatic brain injury (TBI) patients is unclear. Methods We used the MIMIC database to compare the efficacy of liberal (10 g/dL) versus conservative (7 g/dL) transfusion strategy in TBI patients. The outcomes were neurological progression (decrease of Glasgow coma scale (GCS) of at least 2 points) and death within 28 days of ICU admission. Each eligible individual was cloned and assigned each of the replicates to one of the treatment arm. The imbalance induced by informative censoring was adjusted by inverse probability weighting. The standardized, weighted pooled logistic regression with 500 bootstrap resampling was used to estimate the cumulative risk difference and 95% confidence interval (CI). Results Of the 1141 eligible individuals, 29.0% received RBC transfusion. Compared with the restrictive group, the liberal strategy reduced early death (3 days: 5%, 95% CI: 2%–7%; 7 days: 6%, 95% CI: 3%–11%); however, no significant difference of mortality risk at 28‐day or neurological progression risk at any time points was observed. The risk of coagulopathy at 3 days was increased by 7% (95% CI: 1%–19%) in the liberal group. The subgroup analysis indicated a beneficial effect of liberal transfusion on mortality in hemodynamically unstable patients. Interpretation Compared with the restrictive strategy, the liberal strategy does not improve the short‐term neurological prognosis and death among patients with TBI in a real‐world situation. The liberal strategy may be beneficial to survival at very early stage or in hemodynamically unstable subgroup.https://doi.org/10.1002/acn3.52272
spellingShingle Liang‐Wen Cui
Nian Liu
Chao Yu
Ming Fang
Rui Huang
Cheng Zhang
Min Shao
Real‐world efficacy of transfusion with liberal or restrictive strategy in traumatic brain injury
Annals of Clinical and Translational Neurology
title Real‐world efficacy of transfusion with liberal or restrictive strategy in traumatic brain injury
title_full Real‐world efficacy of transfusion with liberal or restrictive strategy in traumatic brain injury
title_fullStr Real‐world efficacy of transfusion with liberal or restrictive strategy in traumatic brain injury
title_full_unstemmed Real‐world efficacy of transfusion with liberal or restrictive strategy in traumatic brain injury
title_short Real‐world efficacy of transfusion with liberal or restrictive strategy in traumatic brain injury
title_sort real world efficacy of transfusion with liberal or restrictive strategy in traumatic brain injury
url https://doi.org/10.1002/acn3.52272
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