Evidence map›Paper›PMID 28646526›Full record

ArticleTransfusion2017

ADAMTS13 test and/or PLASMIC clinical score in management of acquired thrombotic thrombocytopenic purpura: a cost-effective analysis.

Chong H Kim, Sierra C Simmons, Lance A Williams, Elizabeth M Staley, X Long Zheng, Huy P Pham

Open access · greenAbstract read
In one paragraph

Article in Transfusion, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
2.0field-weighted citation impact, top 14% of its field
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

21 citing papers in PubMed, 34 citations in OpenAlex.

  1. A rapid ADAMTS13 activity assay using a portable readout device.Blood vessels, thrombosis & hemostasis · 2026
    Article
  2. Article
  3. Review
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  5. Article
  6. Article
  7. ADAMTS13 in the New Era of TTP.International journal of molecular sciences · 2024
    Review
  8. Article
  9. Article
  10. Article
  11. Review
  12. Article
  13. The standard of care for immune thrombotic thrombocytopenic purpura today.Journal of thrombosis and haemostasis : JTH · 2021
    Review
  14. Comparison of Clinical Scoring Systems in the Management of Patients with Microangiopathic Hemolytic Anemia and ThrombocytopeniaTurkish journal of haematology : official journal of Turkish Society of Haematology · 2021
    Article
  15. Article
  16. Article
  17. Article
  18. Article
  19. Article
  20. Clinical and laboratory diagnosis of TTP: an integrated approach.Hematology. American Society of Hematology. Education Program · 2018
    Review
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors at 2 institutions in 1 country.

Chong H KimDepartment of Clinical Pharmacy, University of Colorado Anschutz Medical Campus, Aurora, Colorado.
Sierra C SimmonsDivision of Laboratory Medicine, Department of Pathology, University of Alabama at Birmingham, Birmingham, Alabama.
Lance A WilliamsDivision of Laboratory Medicine, Department of Pathology, University of Alabama at Birmingham, Birmingham, Alabama.
Elizabeth M StaleyDivision of Laboratory Medicine, Department of Pathology, University of Alabama at Birmingham, Birmingham, Alabama.
X Long ZhengDivision of Laboratory Medicine, Department of Pathology, University of Alabama at Birmingham, Birmingham, Alabama.
Huy P PhamDivision of Laboratory Medicine, Department of Pathology, University of Alabama at Birmingham, Birmingham, Alabama.ORCID 0000-0003-4168-3859
University of Alabama at Birmingham · USUniversity of Colorado Anschutz Medical Campus · US

Funding

Pathogenesis of Thrombotic MicroangiopathyR01HL126724 · NHLBI · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI ZHENG, X. LONG · 2015 to 2018
$1.8M
Novel Therapeutics for Acquired Thrombotic Thrombocytopenic PurpuraR01HL115187 · NHLBI · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI ZHENG, X. LONG · 2013 to 2016
$1.6M
NHLBI NIH HHS R01 HL115187NHLBI NIH HHS R01 HL126724
6 · The paper itself

Abstract

backgroundThe ADAMTS13 test distinguishes thrombotic thrombocytopenic purpura (TTP) from other thrombotic microangiopathies (TMAs). The PLASMIC score helps determine the pretest probability of ADAMTS13 deficiency. Due to inherent limitations of both tests, and potential adverse effects and cost of unnecessary treatments, we performed a cost-effectiveness analysis (CEA) investigating the benefits of incorporating an in-hospital ADAMTS13 test and/or PLASMIC score into our clinical practice. STUDY DESIGN AND

methodsA CEA model was created to compare four scenarios for patients with TMAs, utilizing either an in-house or a send-out ADAMTS13 assay with or without prior risk stratification using PLASMIC scoring. Model variables, including probabilities and costs, were gathered from the medical literature, except for the ADAMTS13 send-out and in-house tests, which were obtained from our institutional data.

resultsIf only the cost is considered, in-house ADAMTS13 test for patients with intermediate- to high-risk PLASMIC score is the least expensive option ($4,732/patient). If effectiveness is assessed as measured by the number of averted deaths, send-out ADAMTS13 test is the most effective. Considering the cost/effectiveness ratio, the in-house ADAMTS13 test in patients with intermediate- to high-risk PLASMIC score is the best option, followed by the in-house ADAMTS13 test without the PLASMIC score.

conclusionsIn patients with clinical presentations of TMAs, having an in-hospital ADAMTS13 test to promptly establish the diagnosis of TTP appears to be cost-effective. Utilizing the PLASMIC score further increases the cost-effectiveness of the in-house ADAMTS13 test. Our findings indicate the benefit of having a rapid and reliable in-house ADAMTS13 test, especially in the tertiary medical center.

Indexed as

ADAMTS13 ProteinCost-Benefit AnalysisDisease ManagementHumansPurpura, Thrombotic ThrombocytopenicThrombotic MicroangiopathiesADAMTS13 ProteinADAMTS13 protein, human

Identifiers

PMID28646526
PMCPMC5673545
OpenAlexW2711409293

What OpenQuestion holds

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Registered trials

None linked

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.