Evidence map›Paper›PMID 31168416›Full record

SynthesisRMD open2019

Management of thrombotic and obstetric antiphospholipid syndrome: a systematic literature review informing the EULAR recommendations for the management of antiphospholipid syndrome in adults.

Maria G Tektonidou, Laura Andreoli, Marteen Limper, Angela Tincani, Michael M Ward

Open access · goldAbstract readMeta-AnalysisSystematic Review
In one paragraph

Synthesis in RMD open, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
39citing papers in PubMed, 4 pooled it
9.9field-weighted citation impact, top 1% 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

39 citing papers in PubMed, 4 syntheses or guidelines pooled it, 90 citations in OpenAlex.

  1. Pooled it
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  5. Article
  6. Article
  7. [Management of systemic lupus erythematosus-Including secondary antiphospholipid syndrome, fertility and pregnancy : S3 guidelines of the German Society for Rheumatology and Clinical Immunology and the German Society for Neurology (DGN), German Society for Internal Medicine (DGIM), German Cardiac Society (DGK), Society for Thrombosis and Hemostasis Research (GTH), German Society for Hematology and Medical Oncology (DGHO), German Society for Pediatric and Adolescent Medicine (DGKJ), Society for Pediatric and Adolescent Rheumatology (GKJR), German Society for Nephrology (DGfN), German Society for Pneumology and Ventilation Medicine (DGP), German Rheumatism League National Association, Lupus Erythematosus Self-help Community, German Dermatological Society (DDG). Version: 1.2].Zeitschrift fur Rheumatologie · 2025
    Review
  8. Antiphospholipid Syndrome and the Kidney.Kidney international reports · 2025
    Review
  9. Review
  10. Article
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  13. Warfarin and heparin monitoring in antiphospholipid syndrome.Hematology. American Society of Hematology. Education Program · 2024
    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

5 authors at 4 institutions in 4 countries.

Maria G TektonidouRheumatology Unit, First Department of Propaedeutic Internal Medicine, University of Athens, Athens, Greece.ORCID 0000-0003-2238-0975
Laura AndreoliDepartment of Clinical and Experimental Sciences, University of Brescia, Brescia, Italy.
Marteen LimperDepartment of Rheumatology and Clinical Immunology, University Medical Center Utrecht, Utrecht University, Utrecht, The Netherlands.
Angela TincaniDepartment of Clinical and Experimental Sciences, University of Brescia, Brescia, Italy.
Michael M WardIntramural Research Program, NIAMS/NIH, Bethesda, Maryland, USA.
University of Brescia · ITNational and Kapodistrian University of Athens · GRNational Institute of Arthritis and Musculoskeletal and Skin Diseases · USUtrecht University · NL

Funding

Outcomes in Rheumatic DiseasesZIAAR041153 · NIAMS · NATIONAL INSTITUTE OF ARTHRITIS AND MUSCULOSKELETAL AND SKIN DISEASES · PI WARD, MICHAEL · 2009 to 2020
$12.6M
6 · The paper itself

Abstract

Objective: To perform a systematic literature review (SLR) informing the European Lmmendations for the management of antiphospholipid syndrome (APS) in adults. Methods: A SLR through January 2018 was performed. Research questions were constructed using the Patient, Intervention, Comparator, Outcome (PICO) format. We included data from articles that reported on each relevant intervention. Summary effect estimates were calculated for direct comparison studies that matched the PICO question exactly, and for studies with the relevant intervention and comparator. When meta-analyses were available, we used these estimates. Results: From 7534 retrieved articles (+15 from hand searches), 188 articles were included in the review. In individuals with high-risk antiphospholipid antibody (aPL) profile without prior thrombotic or obstetric APS, two meta-analyses showed a protective effect of low-dose aspirin (LDA) against thrombosis. Two randomised controlled trials (RCTs) and three cohort studies showed no additional benefit of treatment with vitamin K antagonists at target international normalised ratio (INR) 3-4 versus INR 2-3 in patients with venous thrombosis. In patients with arterial thrombosis, two RCTs and two cohort studies showed no difference in risk of recurrent thrombosis between the two target INR groups. One open-label trial showed higher rates of thrombosis recurrences in triple aPL-positive patients treated with rivaroxaban than those treated with warfarin. RCTs and cohort studies showed that combination treatment with LDA and heparin was more effective than LDA alone in several types of obstetric APS. SLR results were limited by the indirect evidence and the heterogeneity of patient groups for some treatments, and only a few high-quality RCTs. Conclusion: Well-designed studies of homogeneous APS patient populations are needed.

Indexed as

AdultAge FactorsAntiphospholipid SyndromeDisease ManagementFemaleHumansLupus Erythematosus, SystemicOutcome Assessment, Health CarePregnancyPregnancy ComplicationsRandomized Controlled Trials as TopicThrombosisantiphospholipid syndromemanagementpregnancy morbidityrecommendationssystematic literature reviewsystemic lupus erythematosusthrombosis

Identifiers

PMID31168416
PMCPMC6525610
OpenAlexW2943451150

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
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.