Evidence map›Paper›PMID 33600707›Full record

ArticleJournal of stroke2021

General Anesthesia versus Conscious Sedation in Mechanical Thrombectomy.

Katharina Feil, Moriz Herzberg, Franziska Dorn, Steffen Tiedt, Clemens Küpper, Dennis C Thunstedt, Ludwig C Hinske, Konstanze Mühlbauer, Sebastian Goss, Thomas Liebig and 4 more

Abstract read
In one paragraph

Article in Journal of stroke, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
12citing 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

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

  1. Pooled it
  2. Pooled it
  3. Effect of Anesthesia on Functional Outcomes in Acute Ischemic Stroke Patients Undergoing Thrombectomy with the RECO Device.Medical science monitor : international medical journal of experimental and clinical research · 2025
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  8. 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

14 authors.

Katharina FeilDepartment of Neurology, Ludwig Maximilian University (LMU), Munich, Germany.
Moriz HerzbergInstitute of Neuroradiology, Ludwig Maximilian University (LMU), Munich, Germany.
Franziska DornInstitute of Neuroradiology, Ludwig Maximilian University (LMU), Munich, Germany.
Steffen TiedtInstitute for Stroke and Dementia Research, Ludwig Maximilian University (LMU), Munich, Germany.
Clemens KüpperDepartment of Neurology, Ludwig Maximilian University (LMU), Munich, Germany.
Dennis C ThunstedtDepartment of Neurology, Ludwig Maximilian University (LMU), Munich, Germany.
Ludwig C HinskeDepartment of Anesthesiology, Ludwig Maximilian University (LMU), Munich, Germany.
Konstanze MühlbauerDepartment of Anesthesiology, Ludwig Maximilian University (LMU), Munich, Germany.
Sebastian GossDepartment of Anesthesiology, Ludwig Maximilian University (LMU), Munich, Germany.
Thomas LiebigInstitute of Neuroradiology, Ludwig Maximilian University (LMU), Munich, Germany.
Marianne DieterichDepartment of Neurology, Ludwig Maximilian University (LMU), Munich, Germany.
Andreas BayerDepartment of Anesthesiology, Ludwig Maximilian University (LMU), Munich, Germany.
Lars KellertDepartment of Neurology, Ludwig Maximilian University (LMU), Munich, Germany.
GSR Investigators

Funding

Bayer VitalBoehringer IngelheimBristol-Meyer-SquibbDaiichi Sankyo CompanyPfizer
6 · The paper itself

Abstract

background and purposeAnesthesia regimen in patients undergoing mechanical thrombectomy (MT) is still an unresolved issue.

methodsWe compared the effect of anesthesia regimen using data from the German Stroke Registry-Endovascular Treatment (GSR-ET) between June 2015 and December 2019. Degree of disability was rated by the modified Rankin Scale (mRS), and good outcome was defined as mRS 0-2. Successful reperfusion was assumed when the modified thrombolysis in cerebral infarction scale was 2b-3.

resultsOut of 6,635 patients, 67.1% (n=4,453) patients underwent general anesthesia (GA), 24.9% (n=1,650) conscious sedation (CS), and 3.3% (n=219) conversion from CS to GA. Rate of successful reperfusion was similar across all three groups (83.0% vs. 84.2% vs. 82.6%, P=0.149). Compared to the CA-group, the GA-group had a delay from admission to groin (71.0 minutes vs. 61.0 minutes, P<0.001), but a comparable interval from groin to flow restoration (41.0 minutes vs. 39.0 minutes). The CS-group had the lowest rate of periprocedural complications (15.0% vs. 21.0% vs. 28.3%, P<0.001). The CS-group was more likely to have a good outcome at follow-up (42.1% vs. 34.2% vs. 33.5%, P<0.001) and a lower mortality rate (23.4% vs. 34.2% vs. 26.0%, P<0.001). In multivariable analysis, GA was associated with reduced achievement of good functional outcome (odds ratio [OR], 0.82; 95% confidence interval [CI], 0.71 to 0.94; P=0.004) and increased mortality (OR, 1.42; 95% CI, 1.23 to 1.64; P<0.001). Subgroup analysis for anterior circulation strokes (n=5,808) showed comparable results.

conclusionsWe provide further evidence that CS during MT has advantages over GA in terms of complications, time intervals, and functional outcome.

Indexed as

AnesthesiaConscious sedationReperfusionStrokeThrombectomyThrombolytic therapy

Identifiers

PMID33600707
PMCPMC7900389

What OpenQuestion holds

Textmetadata
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.