Evidence map›Paper›PMID 37344176›Full record

ArticleJournal of neurointerventional surgery2024

Optimal duration of dual antiplatelet therapy for stent-assisted coiling or flow diverter placement.

Yukiko Enomoto, Hirofumi Matsubara, Takuma Ishihara, Kenji Shoda, Daisuke Mizutani, Yusuke Egashira, Akira Ishii, Makoto Sakamoto, Kazutaka Sumita, Ichiro Nakagawa and 2 more

Open access · hybridAbstract readMulticenter Study
In one paragraph

Article in Journal of neurointerventional surgery, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers, 5 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed, 5 pooled it
7.2field-weighted citation impact, top 2% 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

27 citing papers in PubMed, 5 syntheses or guidelines pooled it, 35 citations in OpenAlex.

  1. Pooled it
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  4. Comparison of Stent-Assisted and Non-Stent-Assisted coil embolization in the treatment of Wide-Neck intracranial aneurysms: A Meta-Analysis.Neurological sciences : official journal of the Italian Neurological Society and of the Italian Society of Clinical Neurophysiology · 2025
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  14. Perioperative Antiplatelet Therapy in the New Flow Diversion Era.Journal of neuroendovascular therapy · 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 8 institutions in 1 country.

Yukiko EnomotoNeurosurgery, Gifu Univeristy Graduate School of Medicine, Gifu, Japan enomoto.yukiko.k1@f.gifu-u.ac.jp.ORCID http://orcid.org/0000-0003-0019-7029
Hirofumi MatsubaraNeurosurgery, Gifu Univeristy Graduate School of Medicine, Gifu, Japan.
Takuma IshiharaInnovative and Clinical Research Promotion Center, Gifu University Hospital, Gifu, Japan.
Kenji ShodaNeurosurgery, Gifu Univeristy Graduate School of Medicine, Gifu, Japan.
Daisuke MizutaniNeurosurgery, Gifu Univeristy Graduate School of Medicine, Gifu, Japan.
Yusuke EgashiraNeurosurgery, Gifu Univeristy Graduate School of Medicine, Gifu, Japan.ORCID http://orcid.org/0000-0002-8143-3531
Akira IshiiNeurosurgery, Kyoto University, Graduate School of Medicine, Kyoto, Japan.ORCID http://orcid.org/0000-0003-4234-2749
Makoto SakamotoDivision of Neurosurgery, Department of Neurological Sciences, Faculty of Medicine, Tottori University, Tottori, Japan.
Kazutaka SumitaEndovascular surgery, Tokyo Medical and Dental University, Bunkyo-ku, Japan.ORCID http://orcid.org/0000-0002-1348-1099
Ichiro NakagawaNeurosurgery, Nara Medical University School of Medicine, Kashihara, Japan.ORCID http://orcid.org/0000-0002-1340-3293
Toshio HigashiNeurosurgery, Fukuoka University Chikushi Hospital, Chikushino, Japan.ORCID http://orcid.org/0000-0002-5143-295X
Shinichi YoshimuraNeurosurgery, Hyogo College of Medicine, Nishinomiya, Japan.ORCID http://orcid.org/0000-0002-3600-4842
Gifu University · JPFukuoka University · JPGifu University Hospital · JPHyogo Medical University · JPKyoto University · JPNara Medical University · JPTokyo Medical and Dental University · JPTottori University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundDual antiplatelet therapy (DAPT) is necessary to prevent thromboembolic complications after stent-assisted coiling (SAC) or flow-diversion (FD) for cerebral aneurysms, but the optimal antiplatelet regimen remains unclear.

objectiveTo determine the optimal DAPT duration in patients with SAC/FD.

methodsThis multicenter cohort study enrolled patients who received SAC/FD for cerebral aneurysms at seven Japanese institutions between January 2010 and December 2020. The primary outcome was the time from procedure to the occurrence of a composite of target vessel-related thromboembolic events, procedure-unrelated major bleeding events, or death. The cumulative event-free survival rates were analyzed using a Kaplan-Meier curve, and the differences in each outcome between the groups dichotomized by the duration of DAPT were analyzed using the log-rank test.

resultsOf 632 patients (median observational period, 646 days), primary outcome occurred in 63 patients (10.0%), most frequently within 30 days after the procedure. The cumulative event-free survival rates at 30 days, 1 year, and 2 years after the procedure were 93.3% (91.4 to 95.3%), 91.5% (89.3 to 93.7%), and 89.5% (87.0 to 92.0%), respectively. The cumulative event-free survival rates after switching to monotherapy were similar for the >91 and <90 days DAPT groups in the population limited to patients who were switched from DAPT to monotherapy without major clinical events.

conclusionsThromboembolic events rarely occurred beyond 30 days after SAC/FD. The duration of DAPT may be shortened if patients have a periprocedural period without events. Further prospective studies are warranted to determine the optimal duration of antiplatelet therapy. TRIAL REGISTRATION NUMBER: UMIN000044122 :https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000050384.

Indexed as

Intracranial AneurysmPlatelet Aggregation InhibitorsStentsAgedCohort StudiesDual Anti-Platelet TherapyEmbolization, TherapeuticEndovascular ProceduresFemaleHumansMaleMiddle AgedRetrospective StudiesThromboembolismPlatelet Aggregation InhibitorsAneurysmFlow DiverterStent

Identifiers

PMID37344176
PMCPMC11041548
OpenAlexW4381488215

What OpenQuestion holds

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LicenceCC BY-NC
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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.