Evidence map›Paper›PMID 35910942›Full record

ArticleResearch and practice in thrombosis and haemostasis2022

Managing surgery in hemophilia with recombinant factor VIII Fc and factor IX Fc: Data on safety and effectiveness from phase 3 pivotal studies.

Pratima Chowdary, Margareta Holmström, Johnny N Mahlangu, Margaret C Ozelo, Ingrid Pabinger, K John Pasi, Margaret V Ragni, Amy Shapiro, Chris Barnowski, Stefan Lethagen

Open access · goldAbstract read
In one paragraph

Article in Research and practice in thrombosis and haemostasis, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
2.2field-weighted citation impact, top 10% 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

6 citing papers in PubMed, 15 citations in OpenAlex.

  1. Trial
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  5. 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

10 authors at 10 institutions in 6 countries.

Pratima ChowdaryKatharine Dormandy Haemophilia and Thrombosis Centre Royal Free Hospital London UK.
Margareta HolmströmCoagulation Unit, Department of Hematology, Department of Medicine, Karolinska Institute Solna Karolinska University Hospital Stockholm Sweden.
Johnny N MahlanguHemophilia Comprehensive Care Centre, Department of Molecular Medicine and Haematology, Faculty of Health Sciences University of the Witwatersrand and National Health Laboratory Service Johannesburg South Africa.
Margaret C OzeloHemocentro UNICAMP University of Campinas São Paulo Brazil.
Ingrid PabingerClinical Division of Hematology and Hemostaseology, Department of Medicine I Medical University of Vienna Vienna Austria.ORCID https://orcid.org/0000-0002-7677-9896
K John PasiRoyal London Hospital Haemophilia Centre Barts and The London School of Medicine and Dentistry London UK.
Margaret V RagniDivision of Hematology/Oncology, and Hemophilia Center of Western PA, Department of Medicine University of Pittsburgh Pittsburgh Pennsylvania USA.
Amy ShapiroIndiana Hemophilia and Thrombosis Center Indianapolis Indiana USA.
Chris BarnowskiSanofi Waltham Massachusetts USA.
Stefan LethagenSwedish Orphan Biovitrum AB Stockholm Sweden.
Indiana Hemophilia and Thrombosis Center · USLinköping University · SEMedical University of Vienna · ATNational Health Laboratory Service · ZARoyal London Hospital · GBSanofi (United States) · USSwedish Orphan Biovitrum (Sweden) · SEThe Royal Free Hospital · GBUniversidade Estadual de Campinas (UNICAMP) · BRUniversity of Pittsburgh · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Surgical procedures impose hemostatic risk to people with hemophilia, which may be minimized by optimal factor (F) replacement therapy. Methods: This analysis evaluates the efficacy and safety of extended half-life factor replacement recombinant FVIII and FIX Fc fusion proteins (rFVIIIFc and rFIXFc) during surgery in phase 3 pivotal (A-LONG/Kids A-LONG and B-LONG/Kids B-LONG) and extension (ASPIRE and B-YOND) studies. Dosing regimens were determined by investigators. Injection frequency, dosing, blood loss, transfusions, and hemostatic response were assessed. Results: Forty-five major ( Conclusions: rFVIIIFc and rFIXFc were efficacious and well tolerated for the management of perioperative hemostasis across a wide spectrum of major and minor surgeries in hemophilia.

Indexed as

factor IX fc fusion proteinfactor VIII Fc fusion proteinhemophilia Ahemophilia Brecombinant fusion proteinssafetysurgical procedures

Identifiers

PMID35910942
PMCPMC9326287
OpenAlexW4288069945

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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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.