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Blood transfusions in children: a multi-institutional analysis of practices and complications
Anthony D Slonim1, Jill G Joseph, Wendy M Turenne
1Children's National Medical Center and the George Washington University School of Medicine, Washington, DC 20010, USA. aslonim@cnmc.org
Insights
Blood product transfusions are common in children, with rare complications. This study analyzed transfusion rates and outcomes in pediatric patients, highlighting variations among different patient groups.
Area of Science:
- Pediatric Hematology
- Transfusion Medicine
- Health Services Research
Background:
- Blood product transfusions are essential healthcare resources with existing guidelines.
- Variability in transfusion practices, especially in pediatric populations, necessitates further investigation.
- Understanding transfusion risks in children is limited by single-institution studies due to the rarity of events.
Purpose of the Study:
- To investigate the epidemiology of blood product transfusions in hospitalized children.
- To determine the rates of transfusion and associated complications in a large pediatric cohort.
- To identify patient populations with higher transfusion rates and analyze resource utilization.
Main Methods:
- A nonconcurrent cohort study was conducted.
- Data were collected from pediatric patients (≤18 years) hospitalized between 2001 and 2003.
- Thirty-five academic children's hospitals participating in the Pediatric Health Information System (PHIS) were included.
Main Results:
- Nearly 5% (51,720) of pediatric patients received transfusions, with red blood cells and platelets being most common.
- Transfusion rates were highest in children with neutropenia, agranulocytosis, and sickle cell crisis.
- Complications occurred in 0.95% of transfused patients, equating to 10.7 complications per 1,000 units transfused.
Conclusions:
- Blood product administration is a frequent practice in pediatric academic hospitals.
- Complications arising from transfused blood products in children are infrequent.
- Epidemiological data can enhance understanding of transfusion practices in vulnerable pediatric populations.
Background:
Blood product transfusions are a valuable health-care resource. Guidelines for transfusion exist, but variability in their application, particularly in children, remains. The risk factors that threaten transfusion safety are well established, but because their occurrence in children is rare, single-institution studies have limited utility in determining the rates of occurrence. An epidemiologic approach that investigates blood transfusions in hospitalized children may help improve our understanding of transfused blood products in this vulnerable population.
Study Design And Methods:
This was a nonconcurrent cohort study of pediatric patients not more than 18 years of age hospitalized from 2001 to 2003 at 35 academic children's hospitals that are members of the Pediatric Health Information System (PHIS).
Results:
A total of 51,720 (4.8%) pediatric patients received blood product transfusions during the study period. Red blood cells (n = 44,632) and platelets (n = 14,274) were the two most frequently transfused products. The rate of transfusions was highest among children with neutropenia, agranulocytosis, and sickle cell crisis. Asian and American Indian patients had important differences in the rate of blood transfusions and their complications. Resource use in terms of length of stay and costs were higher in patients who received transfusion. Of those patients who received transfusions, 492 (0.95%) experienced a complication from the administered blood product. This accounted for a rate of complications of 10.7 per 1,000 units transfused.
Conclusions:
The administration of blood products to children is a common practice in academic children's hospitals. Complications associated with these transfused products are rare.
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