Evidence map›Paper›PMID 34283272›Full record

ReviewEuropean journal of pediatrics2022

The role of the calibrated automated thrombogram in neonates: describing mechanisms of neonatal haemostasis and evaluating haemostatic drugs.

Claire A Murphy, Elaine Neary, Daniel P O'Reilly, Sarah Cullivan, Afif El-Khuffash, Fionnuala NíAinle, Patricia B Maguire, Naomi McCallion, Barry Kevane

Abstract readReview
In one paragraph

Review in European journal of pediatrics, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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.

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

1 citing paper in PubMed.

  1. Article
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

9 authors.

Claire A MurphyDepartment of Paediatrics, Royal College of Surgeons in Ireland, Dublin, Ireland. claireamurphy@rcsi.com.ORCID http://orcid.org/0000-0002-9611-8606
Elaine NearyDepartment of Neonatology, Liverpool Women's Hospital, Liverpool, UK.
Daniel P O'ReillyDepartment of Neonatology, Rotunda Hospital, Dublin, Ireland.
Sarah CullivanDepartment of Haematology, Mater Misericordiae University Hospital, Dublin, Ireland.
Afif El-KhuffashDepartment of Paediatrics, Royal College of Surgeons in Ireland, Dublin, Ireland.
Fionnuala NíAinleDepartment of Haematology, Mater Misericordiae University Hospital, Dublin, Ireland.
Patricia B MaguireConway-SPHERE Research Group, Conway Institute, University College Dublin, Dublin, Ireland.
Naomi McCallionDepartment of Paediatrics, Royal College of Surgeons in Ireland, Dublin, Ireland.
Barry KevaneDepartment of Haematology, Mater Misericordiae University Hospital, Dublin, Ireland.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Premature infants are at high risk of haemorrhage and thrombosis. Our understanding of the differences between the neonatal and adult haemostatic system is evolving. There are several limitations to the standard coagulation tests used in clinical practice, and there is currently a lack of evidence to support many of the transfusion practices in neonatal medicine. The evaluation of haemostasis is particularly challenging in neonates due to their limited blood volume. The calibrated automated thrombogram (CAT) is a global coagulation assay, first described in 2002, which evaluates both pro- and anti-coagulant pathways in platelet-rich or platelet-poor plasma. In this review, the current applications and limitations of CAT in the neonatal population are discussed.Conclusion: CAT has successfully elucidated several differences between haemostatic mechanisms in premature and term neonates compared with adults. Moreover, it has been used to evaluate the effect of a number of haemostatic drugs in a pre-clinical model. However, the lack of evidence of CAT as an accurate predictor of neonatal bleeding, blood volume required and the absence of an evidence-based treatment algorithm for abnormal CAT results limit its current application as a bedside clinical tool for the evaluation of sick neonates. What is Known: • The Calibrated automated thrombogram (CAT) is a global coagulation assay which evaluates pro- and anti-coagulant pathways. • CAT provides greater information than standard clotting tests and has been used in adults to evaluate bleeding risk. What is New: • This review summarises the physiological differences in haemostasis between neonates and adults described using CAT. • The haemostatic effect of several drugs has been evaluated in neonatal plasma using CAT.

Indexed as

HemostaticsPharmaceutical PreparationsBlood Coagulation TestsHemorrhageHemostasisHumansInfant, NewbornHemostaticsPharmaceutical PreparationsBleedingHaemostasisNeonatesPlateletsThrombinThrombosis

Identifiers

PMID34283272
PMCPMC8760221

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LicenceCC BY
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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.