Evidence map›Paper›PMID 30919942›Full record

ArticleBritish journal of haematology2019

Risk of hospitalised bleeding in comparisons of oral anticoagulant options for the primary treatment of venous thromboembolism.

Pamela L Lutsey, Neil A Zakai, Richard F MacLehose, Faye L Norby, Rob F Walker, Nicholas S Roetker, Terrence J Adam, Alvaro Alonso

Abstract read
In one paragraph

Article in British journal of haematology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed, 2 pooled it
–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

27 citing papers in PubMed, 2 syntheses or guidelines pooled it.

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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

8 authors.

Pamela L LutseyDivision of Epidemiology & Community Health, School of Public Health, University of Minnesota, Minneapolis, MN, USA.ORCID 0000-0002-1572-1340
Neil A ZakaiDivision of Hematology/Oncology, Department of Medicine & Department of Pathology and Laboratory Medicine, Larner College of Medicine at the University of Vermont, Burlington, VT, USA.
Richard F MacLehoseDivision of Epidemiology & Community Health, School of Public Health, University of Minnesota, Minneapolis, MN, USA.
Faye L NorbyDivision of Epidemiology & Community Health, School of Public Health, University of Minnesota, Minneapolis, MN, USA.
Rob F WalkerDivision of Epidemiology & Community Health, School of Public Health, University of Minnesota, Minneapolis, MN, USA.
Nicholas S RoetkerChronic Disease Research Group, Hennepin Healthcare Research Institute, Minneapolis, MN, USA.
Terrence J AdamDepartment of Pharmaceutical Care and Health Systems, College of Pharmacy, University of Minnesota, Minneapolis, MN, USA.
Alvaro AlonsoDepartment of Epidemiology, Rollins School of Public Health, Emory University, Atlanta, GA, USA.

Funding

Contemporary Venous Thromboembolism TreatmentR01HL131579 · NHLBI · UNIVERSITY OF MINNESOTA · PI LUTSEY, PAMELA L. · 2017 to 2020
$1.9M
Comparative Effectiveness of Oral Anticoagulants in Atrial FibrillationR01HL122200 · NHLBI · UNIVERSITY OF MINNESOTA · PI ALONSO, ALVARO · 2015 to 2017
$1.2M
NHLBI NIH HHS R01 HL122200NHLBI NIH HHS R01 HL131579
6 · The paper itself

Abstract

Understanding of the comparative bleeding risks of oral anticoagulant (OAC) therapies for the primary treatment of venous thromboembolism (VTE) is limited. Therefore, among anticoagulant-naïve VTE patients, we conducted comparisons of apixaban, rivaroxaban and warfarin on the rate of hospitalised bleeding within 180 days of OAC initation. MarketScan databases for the time-period from 2011 to 2016 were used and, for each OAC comparison, new users were matched with up to five initiators of a different OAC. The final analysis included 83 985 VTE patients, who experienced 1944 hospitalised bleeding events. In multivariable-adjusted Cox regression models, rate of hospitalised bleeding was lower among new users of apixaban when compared to new users of rivaroxaban [hazard ratio (95% confidence interval) 0·58 (0·41-0·80)] or warfarin [0·68 (0·50-0·92)]. Overall, the hospitalised bleeding rate was similar when comparing new users of rivaroxaban to new users of warfarin [0·98 (0·68-1·11)], though there was some suggestion that rivaroxaban was associated with lower bleeding risk among younger individuals. Findings from this large real-world population concur with results from the randomised trial which found lower bleeding risk with apixaban versus warfarin and, for the first time, reveal a lower risk of bleeding in a comparison of apixaban versus rivaroxaban.

Indexed as

Administration, OralAdolescentAdultAgedAged, 80 and overAnticoagulantsFemaleHemorrhageHospitalizationHumansMaleMiddle AgedRetrospective StudiesRisk FactorsVenous ThromboembolismYoung AdultAnticoagulantsapixabancomparative effectivenessoral anticoagulantrivaroxabanvenous thromboembolism

Identifiers

PMID30919942
PMCPMC6536346

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.