Evidence map›Paper›PMID 30848334›Full record

Trial reportAnnals of hematology2019

Thromboembolic events in polycythemia vera.

Martin Griesshammer, Jean-Jacques Kiladjian, Carlos Besses

Open access · hybridAbstract readClinical Trial
In one paragraph

Trial report in Annals of hematology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 81 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
81citing papers in PubMed, 1 pooled it
7.7field-weighted citation impact, top 2% 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

81 citing papers in PubMed, 1 synthesis or guideline pooled it, 125 citations in OpenAlex.

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21 more citing papers are in PubMed but not listed here.

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

3 authors at 3 institutions in 3 countries.

Martin GriesshammerUniversity Clinic for Hematology, Oncology, Hemostaseology and Palliative Care, Johannes Wesling Medical Center Minden, UKRUB, University of Bochum, Hans-Nolte-Straße 1, 32429, Minden, Germany. martin.griesshammer@muehlenkreiskliniken.de.ORCID http://orcid.org/0000-0001-8718-7004
Jean-Jacques KiladjianHôpital Saint-Louis, AP-HP, Centre d'Investigations Cliniques (CIC 1427), Université Paris Diderot, INSERM UMRS 1131, 1 Avenue Claude Vellefaux, Paris, France.
Carlos BessesHospital del Mar-IMIM, Passeig Marítim 25-29, 08003, Barcelona, Spain.
Hospital Del Mar · ESInserm · FRUniversity Hospitals of the Ruhr-University of Bochum · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Thromboembolic events and cardiovascular disease are the most prevalent complications in patients with polycythemia vera (PV) compared with other myeloproliferative disorders and are the major cause of morbidity and mortality in this population. Moreover, a vascular complication such as arterial or venous thrombosis often leads to the diagnosis of PV. The highest rates of thrombosis typically occur shortly before or at diagnosis and decrease over time, probably due to the effects of treatment. Important risk factors include age (≥ 60 years old) and a history of thrombosis; elevated hematocrit and leukocytosis are also associated with an increased risk of thrombosis. The goal of therapy is to reduce the risk of thrombosis by controlling hematocrit to < 45%, a target associated with reduced rates of cardiovascular death and major thrombosis. Low-risk patients (< 60 years old with no history of thrombosis) are managed with phlebotomy and low-dose aspirin, whereas high-risk patients (≥ 60 years old and/or with a history of thrombosis) should be treated with cytoreductive agents. Interferon and ruxolitinib are considered second-line therapies for patients who are intolerant of or have an inadequate response to hydroxyurea, which is typically used as first-line therapy. In this review, we discuss factors associated with thrombosis and recent data on current treatments, including anticoagulation, highlighting the need for more controlled studies to determine the most effective cytoreductive therapies for reducing the risk of thrombosis in patients with PV.

Indexed as

Polycythemia VeraThromboembolismAge FactorsAnticoagulantsAspirinHumansHydroxyureaInterferonsNitrilesPhlebotomyPyrazolesPyrimidinesRisk FactorsThrombosisAnticoagulantsAspirinHydroxyureaInterferonsNitrilesPyrazolesPyrimidinesruxolitinibInterferonJAK inhibitorsPolycythemia veraThromboembolic eventsThrombosis

Identifiers

PMID30848334
PMCPMC6469649
OpenAlexW2920828896

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.