Evidence map›Paper›PMID 41582963›Full record

ArticleStroke (Hoboken, N.J.)2022

Risk Factors of Futile Recanalization Following Endovascular Treatment in Patients With Large-Vessel Occlusion: Systematic Review and Meta-Analysis.

Adnan H Shahid, Mehdi Abbasi, Jorge L Arturo Larco, Sarosh Irfan Madhani, Yang Liu, Waleed Brinjikji, Luis E Savastano

Abstract read
In one paragraph

Article in Stroke (Hoboken, N.J.), 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed, 4 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

25 citing papers in PubMed, 4 syntheses or guidelines pooled it.

  1. Pooled it
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  3. Progressive microvascular failure in acute ischemic stroke: A systematic review, meta-analysis, and time-course analysis.Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism · 2024
    Pooled it
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  5. Article
  6. The effect of distal aspiration catheter position on collateral flow in mechanical thrombectomy - anInterventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences · 2026
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  14. Predictors of futile recanalization in ischemic stroke patients with low baseline NIHSS.International journal of stroke : official journal of the International Stroke Society · 2024
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  17. Observational
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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

7 authors.

Adnan H ShahidDepartment of Neurosurgery Mayo Clinic Rochester MN.
Mehdi AbbasiDepartment of Radiology Mayo Clinic Rochester MN.
Jorge L Arturo LarcoDepartment of Neurosurgery Mayo Clinic Rochester MN.
Sarosh Irfan MadhaniDepartment of Neurosurgery Mayo Clinic Rochester MN.
Yang LiuDepartment of Neurosurgery Mayo Clinic Rochester MN.
Waleed BrinjikjiDepartment of Radiology Mayo Clinic Rochester MN.
Luis E SavastanoDepartment of Neurosurgery Mayo Clinic Rochester MN.ORCID https://orcid.org/0000-0002-9881-1594

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Although successful recanalization (modified Thrombolysis in Cerebral Infarction score 2b-3) can be achieved in >80% of patients experiencing stroke attributable to large-vessel occlusion, up to 50% of patients may develop poor clinical outcomes (modified Rankin scale score at 90 days of 3-6), termed as futile recanalization (FR). The meta-analysis aims to determine various risk factors associated with FR. Methods: In February 2021, a comprehensive literature search on risk factors associated with FR was performed with keywords, including "stroke," "thrombectomy," "treatment outcome," and "risk factors." Their correlations with FR were evaluated using the random effect size meta-analysis model. Results: Twenty studies with 3037 patients were included with an FR rate of 51.0%. Our meta-analyses showed that age (mean difference [MD], 5.6; 95% CI, 4.7-6.6), National Institutes of Health Stroke Scale score (MD, 4.2; 95% CI, 3.2-5.1), Alberta Stroke Program Early Computed Tomography (CT) Score (MD, -0.5; 95% CI, 0.8-0.3), hypertension (odds ratio [OR], 1.5; 95% CI, 1.3-1.9), systolic blood pressure (MD, 6.9; 95% CI, 3.6-8.7), atrial fibrillation (OR, 1.5; 95% CI, 1.2-1.8), IV tPA (tissue-type plasminogen activator) (OR, 0.7; 95% CI, 0.5-0.8), puncture to recanalization time (MD, 9.6; 95% CI, 5.3-13.8), and time of onset to recanalization (MD, 32.1; 95% CI, 6.5-47.7) were significantly associated with FR ( Conclusions: Age, admission National Institutes of Health Stroke Scale score, Alberta Stroke Program Early CT Score, comorbidities, including hypertension, systolic blood pressure, atrial fibrillation, and use of IV tPA, as well as time frames, including onset to recanalization and onset to arrival, were significant influencing factors for FR after mechanical thrombectomy. Future research on the mechanism underlying FR is warranted.

Indexed as

acute ischemic strokefutile recanalizationlarge‐vessel occlusionmechanical thrombectomyrisk factors

Identifiers

PMID41582963
PMCPMC12778831

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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.