Evidence map›Paper›PMID 33604505›Full record

ArticleRheumatology advances in practice2021

Sex differences in response to allopurinol and benzbromarone in gout: a retrospective cohort study.

Frouwke Veenstra, Sophie A C Wanten, Lise M Verhoef, Minke Ter Stal, Wing-Yee Kwok, Frank H J van den Hoogen, Marcel Flendrie, Noortje van Herwaarden

Open access · goldAbstract read
In one paragraph

Article in Rheumatology advances in practice, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
1.0field-weighted citation impact, top 26% 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

4 citing papers in PubMed, 10 citations in OpenAlex.

  1. 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

8 authors at 3 institutions in 2 countries.

Frouwke VeenstraDepartment of Rheumatology, Sint Maartenskliniek.ORCID 0000-0001-8627-6670
Sophie A C WantenDepartment of Rheumatology, Sint Maartenskliniek.
Lise M VerhoefDepartment of Rheumatology, Sint Maartenskliniek.
Minke Ter StalDepartment of Rheumatology, Sint Maartenskliniek.
Wing-Yee KwokDepartmentof Rheumatology, Rijnstate Hospital, Arnhem.
Frank H J van den HoogenDepartment of Rheumatology, Sint Maartenskliniek.
Marcel FlendrieDepartment of Rheumatology, Sint Maartenskliniek.
Noortje van HerwaardenDepartment of Rheumatology, Sint Maartenskliniek.
Sint Maartenskliniek · NLRadboud University Nijmegen · NLRijnstate Hospital · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveOwing to lower mean uric acid excretion in women compared with men, uricosuric agents might be preferred in women over xanthine oxidase (XO) inhibitors. We therefore investigated the differences in response to two urate-lowering therapies (ULTs) with different modes of action within and between sexes.

methodsThis retrospective cohort study included patients with a clinical diagnosis of gout who started allopurinol and/or benzbromarone. The successful response to ULT, defined as reaching a serum uric acid (sUA) target of <0.36 mmol/l within 6 months after commencing ULT, was compared between allopurinol and benzbromarone in women and men. Effect modification by sex on differences in response was evaluated.

resultsAllopurinol was started in 255 women and 1045 men, and benzbromarone in 60 women and 205 men. After 6 months, the proportions of women reaching the sUA target were 58.4% and 66.7% for allopurinol and benzbromarone, respectively (difference, -8%; 95% CI: -22%, 5%). The respective proportions in men were 61.0% and 75.6%, respectively (difference, -15%; 95% CI: -21%, -8%). Corrected for confounding, the odds ratio (OR) of reaching the target on benzbromarone

conclusionThis study did not demonstrate between-sex differences regarding the response to either a uricosuric agent or an XO inhibitor, negating different treatment choices by sex.

Indexed as

allopurinolbenzbromaronegoutmenurate-lowering therapywomen

Identifiers

PMID33604505
PMCPMC7878845
OpenAlexW3128001819

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Registered trials

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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.