Anemia, Blood Transfusion, and Filter Life Span in Critically Ill Patients Requiring Continuous Renal Replacement Therapy for Acute Kidney Injury: A Case-Control Study

Background. Filter clotting is frequent during continuous renal replacement therapy (CRRT), which increases anemia risk. We studied anemia and blood transfusion in critically ill patients requiring CRRT for acute kidney injury and assessed the relationship between CRRT filter life span and PRBC tran...

Full description

Saved in:
Bibliographic Details
Main Authors: Hasan M. Al-Dorzi, Nora Ali Alhumaid, Nouf Hamad Alwelyee, Nouf Mubark Albakheet, Ramah Ibrahim Nazer, Sadal Khalid Aldakhil, Shahad Abdulaziz AlSaif, Nazish Masud
Format: Article
Language:English
Published: Wiley 2019-01-01
Series:Critical Care Research and Practice
Online Access:http://dx.doi.org/10.1155/2019/3737083
Tags: Add Tag
No Tags, Be the first to tag this record!
_version_ 1850223807305875456
author Hasan M. Al-Dorzi
Nora Ali Alhumaid
Nouf Hamad Alwelyee
Nouf Mubark Albakheet
Ramah Ibrahim Nazer
Sadal Khalid Aldakhil
Shahad Abdulaziz AlSaif
Nazish Masud
author_facet Hasan M. Al-Dorzi
Nora Ali Alhumaid
Nouf Hamad Alwelyee
Nouf Mubark Albakheet
Ramah Ibrahim Nazer
Sadal Khalid Aldakhil
Shahad Abdulaziz AlSaif
Nazish Masud
author_sort Hasan M. Al-Dorzi
collection DOAJ
description Background. Filter clotting is frequent during continuous renal replacement therapy (CRRT), which increases anemia risk. We studied anemia and blood transfusion in critically ill patients requiring CRRT for acute kidney injury and assessed the relationship between CRRT filter life span and PRBC transfusion. Methods. A case-control study was conducted at a tertiary-care intensive care unit (ICU) where CRRT cases were matched with controls for age, gender, admission category, and severity of illness. Daily hemoglobin levels, blood transfusions, and life span of CRRT filter were noted. CCRT patients were categorized according to the median of the filter life span (20 hours). Results. Ninety-five cases and 102 controls were enrolled. The hemoglobin level on admission was similar in the two groups, yet cases had significantly lower hemoglobin levels than controls (72.8 ± 15.3 versus 82.5 ± 20.7 g/L, p<0.001) during ICU stay. Anemia <70 g/L occurred in 50% of cases and 19% of controls (p<0.001). Most (56.3%) cases were transfused compared with 29.9% for controls (p<0.001) with higher number of transfused packed red blood cell (PRBC) units in cases (2.6 ± 4.0 versus 1.5 ± 3.2 units per patient, p=0.03). Patients with shorter versus longer filter life had similar hemoglobin level in the first 7 days of CRRT with no difference in PRBC transfusion requirement. Prefilter heparin use and hemodialysis access location were not associated with longer filter life span. The mortality was similar in patients with shorter versus longer filter life. Conclusions. CRRT in ICU was associated with larger drop in hemoglobin and more PRBC transfusion. Shorter (<20 hours) versus longer CCRT filter life was not associated with increased PRBC transfusion.
format Article
id doaj-art-43b3e87e193e4b5ca231f9c988f1da0a
institution OA Journals
issn 2090-1305
2090-1313
language English
publishDate 2019-01-01
publisher Wiley
record_format Article
series Critical Care Research and Practice
spelling doaj-art-43b3e87e193e4b5ca231f9c988f1da0a2025-08-20T02:05:49ZengWileyCritical Care Research and Practice2090-13052090-13132019-01-01201910.1155/2019/37370833737083Anemia, Blood Transfusion, and Filter Life Span in Critically Ill Patients Requiring Continuous Renal Replacement Therapy for Acute Kidney Injury: A Case-Control StudyHasan M. Al-Dorzi0Nora Ali Alhumaid1Nouf Hamad Alwelyee2Nouf Mubark Albakheet3Ramah Ibrahim Nazer4Sadal Khalid Aldakhil5Shahad Abdulaziz AlSaif6Nazish Masud7Intensive Care Department, Ministry of National Guard-Health Affairs, Riyadh, Saudi ArabiaKing Abdullah International Medical Research Center, Riyadh, Saudi ArabiaKing Abdullah International Medical Research Center, Riyadh, Saudi ArabiaKing Abdullah International Medical Research Center, Riyadh, Saudi ArabiaKing Abdullah International Medical Research Center, Riyadh, Saudi ArabiaKing Abdullah International Medical Research Center, Riyadh, Saudi ArabiaKing Abdullah International Medical Research Center, Riyadh, Saudi ArabiaKing Abdullah International Medical Research Center, Riyadh, Saudi ArabiaBackground. Filter clotting is frequent during continuous renal replacement therapy (CRRT), which increases anemia risk. We studied anemia and blood transfusion in critically ill patients requiring CRRT for acute kidney injury and assessed the relationship between CRRT filter life span and PRBC transfusion. Methods. A case-control study was conducted at a tertiary-care intensive care unit (ICU) where CRRT cases were matched with controls for age, gender, admission category, and severity of illness. Daily hemoglobin levels, blood transfusions, and life span of CRRT filter were noted. CCRT patients were categorized according to the median of the filter life span (20 hours). Results. Ninety-five cases and 102 controls were enrolled. The hemoglobin level on admission was similar in the two groups, yet cases had significantly lower hemoglobin levels than controls (72.8 ± 15.3 versus 82.5 ± 20.7 g/L, p<0.001) during ICU stay. Anemia <70 g/L occurred in 50% of cases and 19% of controls (p<0.001). Most (56.3%) cases were transfused compared with 29.9% for controls (p<0.001) with higher number of transfused packed red blood cell (PRBC) units in cases (2.6 ± 4.0 versus 1.5 ± 3.2 units per patient, p=0.03). Patients with shorter versus longer filter life had similar hemoglobin level in the first 7 days of CRRT with no difference in PRBC transfusion requirement. Prefilter heparin use and hemodialysis access location were not associated with longer filter life span. The mortality was similar in patients with shorter versus longer filter life. Conclusions. CRRT in ICU was associated with larger drop in hemoglobin and more PRBC transfusion. Shorter (<20 hours) versus longer CCRT filter life was not associated with increased PRBC transfusion.http://dx.doi.org/10.1155/2019/3737083
spellingShingle Hasan M. Al-Dorzi
Nora Ali Alhumaid
Nouf Hamad Alwelyee
Nouf Mubark Albakheet
Ramah Ibrahim Nazer
Sadal Khalid Aldakhil
Shahad Abdulaziz AlSaif
Nazish Masud
Anemia, Blood Transfusion, and Filter Life Span in Critically Ill Patients Requiring Continuous Renal Replacement Therapy for Acute Kidney Injury: A Case-Control Study
Critical Care Research and Practice
title Anemia, Blood Transfusion, and Filter Life Span in Critically Ill Patients Requiring Continuous Renal Replacement Therapy for Acute Kidney Injury: A Case-Control Study
title_full Anemia, Blood Transfusion, and Filter Life Span in Critically Ill Patients Requiring Continuous Renal Replacement Therapy for Acute Kidney Injury: A Case-Control Study
title_fullStr Anemia, Blood Transfusion, and Filter Life Span in Critically Ill Patients Requiring Continuous Renal Replacement Therapy for Acute Kidney Injury: A Case-Control Study
title_full_unstemmed Anemia, Blood Transfusion, and Filter Life Span in Critically Ill Patients Requiring Continuous Renal Replacement Therapy for Acute Kidney Injury: A Case-Control Study
title_short Anemia, Blood Transfusion, and Filter Life Span in Critically Ill Patients Requiring Continuous Renal Replacement Therapy for Acute Kidney Injury: A Case-Control Study
title_sort anemia blood transfusion and filter life span in critically ill patients requiring continuous renal replacement therapy for acute kidney injury a case control study
url http://dx.doi.org/10.1155/2019/3737083
work_keys_str_mv AT hasanmaldorzi anemiabloodtransfusionandfilterlifespanincriticallyillpatientsrequiringcontinuousrenalreplacementtherapyforacutekidneyinjuryacasecontrolstudy
AT noraalialhumaid anemiabloodtransfusionandfilterlifespanincriticallyillpatientsrequiringcontinuousrenalreplacementtherapyforacutekidneyinjuryacasecontrolstudy
AT noufhamadalwelyee anemiabloodtransfusionandfilterlifespanincriticallyillpatientsrequiringcontinuousrenalreplacementtherapyforacutekidneyinjuryacasecontrolstudy
AT noufmubarkalbakheet anemiabloodtransfusionandfilterlifespanincriticallyillpatientsrequiringcontinuousrenalreplacementtherapyforacutekidneyinjuryacasecontrolstudy
AT ramahibrahimnazer anemiabloodtransfusionandfilterlifespanincriticallyillpatientsrequiringcontinuousrenalreplacementtherapyforacutekidneyinjuryacasecontrolstudy
AT sadalkhalidaldakhil anemiabloodtransfusionandfilterlifespanincriticallyillpatientsrequiringcontinuousrenalreplacementtherapyforacutekidneyinjuryacasecontrolstudy
AT shahadabdulazizalsaif anemiabloodtransfusionandfilterlifespanincriticallyillpatientsrequiringcontinuousrenalreplacementtherapyforacutekidneyinjuryacasecontrolstudy
AT nazishmasud anemiabloodtransfusionandfilterlifespanincriticallyillpatientsrequiringcontinuousrenalreplacementtherapyforacutekidneyinjuryacasecontrolstudy