Evidence map›Paper›PMID 26767711›Full record

ArticleAJNR. American journal of neuroradiology2016

Outcomes Are Not Different between Patients with Intermediate and High DWI-ASPECTS after Stent-Retriever Embolectomy for Acute Anterior Circulation Stroke.

S K Kim, W Yoon, M S Park, T W Heo, B H Baek, Y Y Lee

Open access · bronzeAbstract readComparative Study
In one paragraph

Article in AJNR. American journal of neuroradiology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
2.1field-weighted citation impact, top 13% 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

9 citing papers in PubMed, 21 citations in OpenAlex.

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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

6 authors at 3 institutions in 3 countries.

S K KimFrom the Departments of Radiology (S.K.K., W.Y., T.W.H., B.H.B., Y.Y.L.).ORCID 0000-0002-1508-5057
W YoonFrom the Departments of Radiology (S.K.K., W.Y., T.W.H., B.H.B., Y.Y.L.) radyoon@jnu.ac.kr.ORCID 0000-0002-8598-3127
M S ParkNeurology (M.S.P.), Chonnam National University Medical School, Chonnam National University Hospital, Gwangju, Republic of Korea.ORCID 0000-0002-0637-5394
T W HeoFrom the Departments of Radiology (S.K.K., W.Y., T.W.H., B.H.B., Y.Y.L.).ORCID 0000-0002-9357-4390
B H BaekFrom the Departments of Radiology (S.K.K., W.Y., T.W.H., B.H.B., Y.Y.L.).ORCID 0000-0002-8657-1052
Y Y LeeFrom the Departments of Radiology (S.K.K., W.Y., T.W.H., B.H.B., Y.Y.L.).ORCID 0000-0002-1200-9462
Yemenia University · YEChonnam National University Hospital · KRNational University College · PR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

background and purposeQuestions remain as to what benefits embolectomy provides to patients presented with considerable early ischemic changes on baseline imaging studies. This study aimed to investigate the impact of the Alberta Stroke Program Early CT Score applied to DWI on treatment outcomes in patients with acute stroke undergoing stent-retriever embolectomy. MATERIALS AND

methodsWe retrospectively analyzed the clinical and DWI data from 171 patients with acute anterior circulation stroke who were treated with stent-retriever embolectomy within 6 hours of symptom onset. DWI-ASPECTS scores were analyzed with the full scale or were dichotomized (4-6 versus 7-10). Patients with DWI-ASPECTS ≤3 were excluded from the study. Associations between outcome and clinical and radiologic factors were determined with a multivariate logistic regression analysis. A good outcome was defined as a modified Rankin Scale score of 0-2 at 3 months.

resultsThe median DWI-ASPECTS was 7 (interquartile range, 6-8). The rates of good outcome, symptomatic hemorrhage, and mortality were not different between high DWI-ASPECTS (scores of 7-10) and intermediate DWI-ASPECTS (scores of 4-6) groups. In patients with an intermediate DWI-ASPECTS, good outcome was achieved in 46.5% (20/43) of patients with successful revascularization, whereas no patients without successful revascularization had a good outcome (P = .016). In multivariate logistic regression analysis, independent predictors of good outcome were age and successful revascularization.

conclusionsOur study suggested that there were no differences in outcomes between patients with a high DWI-ASPECTS and those with an intermediate DWI-ASPECTS who underwent stent-retriever embolectomy for acute anterior circulation stroke. Thus, patients with an intermediate DWI-ASPECTS otherwise eligible for endovascular therapy may not be excluded from stent-retriever embolectomy or stroke trials.

Indexed as

StentsAgedCerebral RevascularizationDiffusion Magnetic Resonance ImagingEmbolectomyFemaleHumansInfarction, Anterior Cerebral ArteryIntracranial HemorrhagesMaleMiddle AgedMultimodal ImagingRecovery of FunctionRetrospective StudiesStrokeTomography, X-Ray Computed

Identifiers

PMID26767711
PMCPMC7963555
OpenAlexW2310044885

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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.