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Stewardship of Prehospital Low Titer O-Positive Whole Blood in a Large Urban Fire-Based EMS System

Overview of attention for article published in Prehospital Emergency Care, November 2021
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Title
Stewardship of Prehospital Low Titer O-Positive Whole Blood in a Large Urban Fire-Based EMS System
Published in
Prehospital Emergency Care, November 2021
DOI 10.1080/10903127.2021.1992052
Pubmed ID
Authors

William Bullock, Randall Schaefer, David Wampler, Michael Stringfellow, Mark Dieterle, Christopher “CJ” Winckler

Abstract

Trauma is the leading cause of death for those aged 1 to 46 years with most fatalities resulting from hemorrhage prior to arrival to hospital. Hemorrhagic shock patients receiving transfusion with 15 minutes experience lower mortality. Prehospital blood transfusion has many legal, fiduciary, and logistical issues. The San Antonio Fire Department participates in a consortium designed to enhance the stewardship of prehospital whole blood. This study aimed to stratify blood usage amongst the field supervisors and special operations units that carry whole blood. This was a 12-month retrospective analysis of blood usage. Blood tracking forms (used for either blood exchange of transfusion) were cross reference with city financial records to determine blood usage patterns in the 7th Largest City in the US. We used descriptive statistics, compared usage ratios, and chi-square to compare dichotomized data. A total of 363 whole blood units were obtained and 248 (68.3%) units of whole blood were transfused. EMS field supervisors transfused 74% of whole blood vs. 44% for special operations ambulances (p= <0.001). Response vehicles located in densely populated areas had the highest usage rates. All blood units were either transfused or returned for a zero blood unit wastage for expiration. The information contained within this work can provide other EMS agencies with a basic framework for comparison. The data from the SAFD's whole blood transfusion rate coupled with the clinical transfusion guideline has provided some insight for prospective agencies considering adopting a whole blood program. EMS systems and municipalities with similar characteristics can project their own whole blood needs and make informed decisions regarding program feasibility and design.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 12 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 12 100%

Demographic breakdown

Readers by professional status Count As %
Student > Master 2 17%
Unspecified 1 8%
Lecturer 1 8%
Other 1 8%
Student > Ph. D. Student 1 8%
Other 1 8%
Unknown 5 42%
Readers by discipline Count As %
Nursing and Health Professions 2 17%
Unspecified 1 8%
Neuroscience 1 8%
Medicine and Dentistry 1 8%
Design 1 8%
Other 0 0%
Unknown 6 50%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 1. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 16 October 2021.
All research outputs
#18,809,260
of 23,310,485 outputs
Outputs from Prehospital Emergency Care
#1,244
of 1,443 outputs
Outputs of similar age
#365,144
of 510,086 outputs
Outputs of similar age from Prehospital Emergency Care
#25
of 31 outputs
Altmetric has tracked 23,310,485 research outputs across all sources so far. This one is in the 11th percentile – i.e., 11% of other outputs scored the same or lower than it.
So far Altmetric has tracked 1,443 research outputs from this source. They typically receive more attention than average, with a mean Attention Score of 8.4. This one is in the 7th percentile – i.e., 7% of its peers scored the same or lower than it.
Older research outputs will score higher simply because they've had more time to accumulate mentions. To account for age we can compare this Altmetric Attention Score to the 510,086 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 18th percentile – i.e., 18% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 31 others from the same source and published within six weeks on either side of this one. This one is in the 9th percentile – i.e., 9% of its contemporaries scored the same or lower than it.