Evidence map›Paper›PMID 31063645›Full record

ArticleJournal of thrombosis and haemostasis : JTH2019

Assessment of the analytical performances and sample stability on ST Genesia system using the STG-DrugScreen application.

Jonathan Douxfils, Laure Morimont, Céline Bouvy, Marie de Saint-Hubert, Bérangère Devalet, Célia Devroye, Anne-Sophie Dincq, Jean-Michel Dogné, Maïté Guldenpfennig, Justine Baudar and 3 more

Registry-linked trialAbstract readEvaluation Study
In one paragraph

Article in Journal of thrombosis and haemostasis : JTH, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT05422157 (Evaluation of the Inter-center Variability of the Measurement of Thrombin Generation by the ST Genesia System), which is not on this map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
–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.

NCT05422157 completednot on this mapstarted 2022, after this paper: background citation

Evaluation of the Inter-center Variability of the Measurement of Thrombin Generation by the ST Genesia System

TypeobservationalSponsorUniversity Hospital, Clermont-FerrandRan2022 to 2023Enrolled71ConditionsPatients Without a Medical History of Thrombosis or Hemorrhage, Hemophilic Patient, Patient With FV Leiden Mutation, Patient With Cirrhosis
3 · Its place in the literature

Who cites it

26 citing papers in PubMed.

  1. Observational
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  6. Evaluation of Activated Protein C Resistance Using Thrombin Generation Test.Methods in molecular biology (Clifton, N.J.) · 2023
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  17. Review
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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

13 authors.

Jonathan DouxfilsDepartment of Pharmacy, Namur Research Institute for Life Sciences, Namur Thrombosis and Hemostasis Center, University of Namur, Namur, Belgium.ORCID 0000-0002-7644-5298
Laure MorimontDepartment of Pharmacy, Namur Research Institute for Life Sciences, Namur Thrombosis and Hemostasis Center, University of Namur, Namur, Belgium.ORCID 0000-0001-9195-304X
Céline BouvyQualiblood s.a., Namur, Belgium.
Marie de Saint-HubertDepartment of Geriatric, CHU UCL Namur, Université catholique de Louvain, Yvoir, Belgium.
Bérangère DevaletDepartment of Hematology, Namur Research Institute for Life Sciences, Namur Thrombosis and Hemostasis Center, CHU UCL Namur, Université catholique de Louvain, Yvoir, Belgium.
Célia DevroyeHematology Laboratory, Namur Research Institute for Life Sciences, Namur Thrombosis and Hemostasis Center, CHU UCL Namur, Université catholique de Louvain, Yvoir, Belgium.
Anne-Sophie DincqDepartment of Anesthesiology, Namur Research Institute for Life Sciences, Namur Thrombosis and Hemostasis Center, CHU UCL Namur, Université catholique de Louvain, Yvoir, Belgium.
Jean-Michel DognéDepartment of Pharmacy, Namur Research Institute for Life Sciences, Namur Thrombosis and Hemostasis Center, University of Namur, Namur, Belgium.
Maïté GuldenpfennigHematology Laboratory, Namur Research Institute for Life Sciences, Namur Thrombosis and Hemostasis Center, CHU UCL Namur, Université catholique de Louvain, Yvoir, Belgium.
Justine BaudarHematology Laboratory, Namur Research Institute for Life Sciences, Namur Thrombosis and Hemostasis Center, CHU UCL Namur, Université catholique de Louvain, Yvoir, Belgium.
Anne-Sophie LarockDepartment of Pharmacy, Namur Research Institute for Life Sciences, Namur Thrombosis and Hemostasis Center, CHU UCL Namur, Université catholique de Louvain, Yvoir, Belgium.
Sarah LessireDepartment of Anesthesiology, Namur Research Institute for Life Sciences, Namur Thrombosis and Hemostasis Center, CHU UCL Namur, Université catholique de Louvain, Yvoir, Belgium.
François MullierHematology Laboratory, Namur Research Institute for Life Sciences, Namur Thrombosis and Hemostasis Center, CHU UCL Namur, Université catholique de Louvain, Yvoir, Belgium.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThrombin generation testing has been used to provide information on the coagulation phenotype of patients. The most used technique is the calibrated automated thrombogram (CAT) but it suffers from a lack of standardization, preventing its implementation in routine. The ST Genesia is a new analyzer designed to assess thrombin generation based on the same principle as the CAT. Unlike the CAT system, the ST Genesia is a benchtop, fully automated analyzer, able to perform the analyses individually and not by batch, with strict control of variables such as temperature and volumes, ensuring, theoretically, maximal reproducibility.

objectivesThis study aimed at assessing the performance of the STG-DrugScreen application on the ST Genesia analyzer. We also aimed at exploring stability of plasma samples after freezing and defining a reference normal range.

resultsResults demonstrated the excellent interexperiment precision of the ST Genesia and confirmed that the use of a reference plasma helps reducing the inter-experiments variability. Stability revealed that plasma samples are stable for at least 11 months at -70°C or lower, except for those containing low molecular weight heparins which have to be tested within 6 months. Freezing had no effect on the majority of thrombin generation parameters except on time to peak.

conclusionsOur results suggest an easy implementation of thrombin generation with the use of ST Genesia in the routine laboratory. This will facilitate the design of multicentric studies and enable the establishment of reliable and evidence-based thresholds, which may improve the management of patients treated with anticoagulants.

Indexed as

Blood CoagulationAdolescentAdultAnticoagulantsAutomation, LaboratoryBiomarkersBlood Coagulation TestsBlood Specimen CollectionCalibrationFemaleFreezingHumansMalePredictive Value of TestsProtein StabilityQuality ControlAnticoagulantsBiomarkersThrombinanticoagulantsblood coagulation testsclinical laboratory techniquesnormal rangereproducibility

Identifiers

PMID31063645
PMCPMC6852561

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Registered trials

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.