Evidence map›Paper›PMID 34922160›Full record

ArticleThrombosis research2022

Sustained inflammation, coagulation activation and elevated endothelin-1 levels without macrovascular dysfunction at 3 months after COVID-19.

L H Willems, M Nagy, H Ten Cate, H M H Spronk, L A Groh, J Leentjens, N A F Janssen, M G Netea, D H J Thijssen, G Hannink and 2 more

Open access · hybridAbstract read
In one paragraph

Article in Thrombosis research, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 54 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
54citing papers in PubMed, 1 pooled it
4.6field-weighted citation impact, top 4% 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

54 citing papers in PubMed, 1 synthesis or guideline pooled it, 84 citations in OpenAlex.

  1. Pooled it
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  7. Computational Modeling of Pro-inflammatory Cytokine-Enhanced Blood Coagulation.Computational and structural biotechnology journal · 2026
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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

12 authors at 5 institutions in 3 countries.

L H WillemsDepartment of Surgery, Radboud University Medical Centre, Nijmegen, the Netherlands.
M NagyDepartments of Internal medicine and Biochemistry, MUMC and CARIM School for Cardiovascular diseases, Maastricht, the Netherlands.
H Ten CateDepartments of Internal medicine and Biochemistry, MUMC and CARIM School for Cardiovascular diseases, Maastricht, the Netherlands; Center for Thrombosis and Haemostasis, Gutenberg University Medical Center, Mainz, Germany.
H M H SpronkDepartments of Internal medicine and Biochemistry, MUMC and CARIM School for Cardiovascular diseases, Maastricht, the Netherlands.
L A GrohDepartment of Surgery, Radboud University Medical Centre, Nijmegen, the Netherlands.
J LeentjensDepartment of Internal Medicine, Radboud University Medical Centre, Nijmegen, the Netherlands.
N A F JanssenDepartment of Internal Medicine, Radboud University Medical Centre, Nijmegen, the Netherlands.
M G NeteaDepartment of Internal Medicine, Radboud University Medical Centre, Nijmegen, the Netherlands.
D H J ThijssenDepartment of Physiology, Radboud Institute for Health Sciences, Radboud University Medical Centre, Nijmegen, The Netherlands/Research Institute for Sport and Exercise Sciences, Liverpool John Moores University, Liverpool, UK.
G HanninkDepartment of Operating Rooms, Radboud University Medical Centre, Nijmegen, the Netherlands.
A S van PetersenDepartment of Surgery, Bernhoven Hospital, Uden, the Netherlands.
M C WarléDepartment of Surgery, Radboud University Medical Centre, Nijmegen, the Netherlands. Electronic address: Michiel.Warle@radboudumc.nl.
Radboud University Medical Center · NLRadboud University Nijmegen · NLMaastricht University · NLJohannes Gutenberg University Mainz · DEZiekenhuis Bernhoven · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionEndothelial damage and thrombosis caused by COVID-19 may imperil cardiovascular health. More than a year since the WHO declared COVID-19 pandemic, information on its effects beyond the acute phase is lacking. We investigate endothelial dysfunction, coagulation and inflammation, 3 months post-COVID-19. MATERIALS AND

methodsA cohort study was conducted including 203 patients with prior COVID-19. Macrovascular dysfunction was assessed by measuring the carotid artery diameter in response to hand immersion in ice-water. A historic cohort of 312 subjects served as controls. Propensity score matching corrected for baseline differences. Plasma concentrations of endothelin-1 were measured in patients post-COVID-19, during the acute phase, and in matched controls. Coagulation enzyme:inhibitor complexes and inflammatory cytokines were studied. RESULTS AND

conclusionsThe prevalence of macrovascular dysfunction did not differ between the COVID-19 (18.6%) and the historic cohort (22.5%, RD -4%, 95%CI: -15-7, p = 0.49). Endothelin-1 levels were significantly higher in acute COVID-19 (1.67 ± 0.64 pg/mL) as compared to controls (1.24 ± 0.37, p < 0.001), and further elevated 3 months post-COVID-19 (2.74 ± 1.81, p < 0.001). Thrombin:antithrombin(AT) was high in 48.3%. Markers of contact activation were increased in 16-30%. FVIIa:AT (35%) and Von Willebrand Factor:antigen (80.8%) were elevated. Inflammatory cytokine levels were high in a majority: interleukin(IL)-18 (73.9%), IL-6 (47.7%), and IL-1ra (48.9%). At 3 months after acute COVID-19 there was no indication of macrovascular dysfunction; there was evidence, however, of sustained endothelial cell involvement, coagulation activity and inflammation. Our data highlight the importance of further studies on SARS-CoV-2 related vascular inflammation and thrombosis, as well as longer follow-up in recovered patients.

Indexed as

COVID-19Endothelin-1Cohort StudiesHumansInflammationPandemicsSARS-CoV-2Endothelin-1Blood coagulationCOVID-19Endothelial cellsInflammationSARS-CoV-2

Identifiers

PMID34922160
PMCPMC8642246
OpenAlexW4200044199

What OpenQuestion holds

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Read underepoch 390

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.