Evidence map›Paper›PMID 31912889›Full record

ArticleTransfusion2020

ABO-incompatible platelets are associated with increased transfusion reaction rates.

Natalie Malvik, Judith Leon, Annette J Schlueter, Chaorong Wu, C Michael Knudson

Abstract read
In one paragraph

Article in Transfusion, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

8 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Article
  3. Article
  4. History matters: Preventing severe allergic transfusion reactions.American journal of clinical pathology · 2025
    Article
  5. Article
  6. Article
  7. Article
  8. Does ABO and RhD matching matter for platelet transfusion?Hematology. American Society of Hematology. Education Program · 2020
    Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Natalie MalvikDeGowin Blood Center, Department of Pathology, University of Iowa Hospitals & Clinics, Iowa City, Iowa.
Judith LeonDeGowin Blood Center, Department of Pathology, University of Iowa Hospitals & Clinics, Iowa City, Iowa.
Annette J SchlueterDeGowin Blood Center, Department of Pathology, University of Iowa Hospitals & Clinics, Iowa City, Iowa.ORCID 0000-0003-2442-7079
Chaorong WuBiostatistician with the Institute for Clinical and Translation Research, University of Iowa, Iowa City, Iowa.
C Michael KnudsonDeGowin Blood Center, Department of Pathology, University of Iowa Hospitals & Clinics, Iowa City, Iowa.ORCID 0000-0003-3964-5466

Funding

The University of Iowa Clinical and Translational Science AwardUL1TR002537 · NCATS · UNIVERSITY OF IOWA · PI HANSEN, MARLAN R, WINOKUR, PATRICIA · 2018 to 2022
$20.0M
NCATS NIH HHS UL1 TR002537University of Iowa UL1TR002537
6 · The paper itself

Abstract

backgroundABO compatibility can affect platelet transfusion safety and efficacy, and ABO-incompatible (ABOi) platelets likely increases the risks of transfusion reactions though the magnitude of this risk is unclear. STUDY DESIGN AND

methodsData collected on all platelet transfusions administered over 36+ months were classified based on patient and product ABO blood group type and merged with a data set that included all transfusion reactions reported during that period. The transfusion reaction rates among various subsets was calculated.

resultsIn patients greater than 1 year of age, the transfusion reaction rate in the ABO-compatible (ABO-identical) platelet group was 1.0%, while the ABOi platelet group had an elevated reaction rate of 1.7%. The increased reaction rate for ABOi platelets held true even if the analysis were limited to Centers for Disease Control and Prevention/National Healthcare Safety Network qualifying reactions or just allergic or febrile nonhemolytic reactions. The increased reaction rate with ABOi platelets was independent of unit age. Surprisingly, major-incompatible transfusions (A/B antigen incompatible) had the highest rate of reactions, at 2.0%. During the study period, three acute hemolytic reactions were reported out of 2522 plasma-incompatible platelet transfusions (0.12%).

conclusionsOur results find that compatible platelet transfusions have the lowest rate of transfusion reactions. While hemolytic reactions were observed with plasma-incompatible transfusions, the rate was low. Transfusion of ABO antigen-incompatible platelets had the highest rate of transfusion reactions and resulted in a transfusion reaction rate 1.5 to 2 times that of ABO compatible transfusions.

Indexed as

ABO Blood-Group SystemBlood Group IncompatibilityBlood PlateletsBlood TransfusionFemaleHemolysisHumansMalePlatelet TransfusionTransfusion ReactionABO Blood-Group System

Identifiers

PMID31912889
PMCPMC7769037

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.