Evidence map›Paper›PMID 23835527›Full record

ArticleEuropean archives of psychiatry and clinical neuroscience2014

Impact of the anesthetic agents ketamine, etomidate, thiopental, and propofol on seizure parameters and seizure quality in electroconvulsive therapy: a retrospective study.

Carolin Hoyer, Laura Kranaster, Christoph Janke, Alexander Sartorius

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In one paragraph

Article in European archives of psychiatry and clinical neuroscience, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 49 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
49citing papers in PubMed, 3 pooled it
6.3field-weighted citation impact, top 3% 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

49 citing papers in PubMed, 3 syntheses or guidelines pooled it, 142 citations in OpenAlex.

  1. Pooled it
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  7. Article
  8. Effect of ECT-anesthetics on reorientation time.European archives of psychiatry and clinical neuroscience · 2026
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  18. Quiescence during burst suppression and postictal generalized EEG suppression are distinct patterns of activity.Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology · 2022
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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

4 authors at 3 institutions in 1 country.

Carolin HoyerDepartment of Psychiatry and Psychotherapy, Medical Faculty Mannheim/Heidelberg, Central Institute of Mental Health, J5, 68159, Mannheim, Germany.
Laura Kranaster
Christoph Janke
Alexander Sartorius
Heidelberg University · DECentral Institute of Mental Health · DEUniversity Medical Centre Mannheim · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In electroconvulsive therapy (ECT), the use of anesthetics without relevant anticonvulsant properties such as ketamine and etomidate may be favorable for seizure quality. Since there is a relative paucity of studies devoted to this issue, our aim was to compare different anesthetics for ECT regarding their impact on seizure quality and different seizure parameters. We retrospectively compared ketamine (n = 912 anesthesias), etomidate (n = 227 anesthesias), thiopental (n = 2,751 anesthesias), and propofol (n = 42 anesthesias) on their influence on general seizure quality and different seizure parameters by multivariate repeated measurement regression analyses. The use of ketamine and etomidate as anesthetics led to seizures that were overall higher in quality and also longer in motor seizure activity when compared to anesthesia with thiopental and propofol. Ketamine was most favorable concerning central inhibitory potential that was indirectly quantified by concordance and postictal suppression. The worst seizure quality was observed with propofol anesthesia; further, this substance had a negative impact on autonomic activation and seizure duration. Based on the data of this retrospective study, the use of ketamine or etomidate as anesthetic in ECT might be advantageous due to the induction of high-quality seizures.

Indexed as

AdultAgedAged, 80 and overAge FactorsAnestheticsAutonomic Nervous SystemBrain WavesElectroconvulsive TherapyElectroencephalographyEtomidateFemaleHumansKetamineMaleMiddle AgedMotor ActivityAnestheticsEtomidateKetaminePropofolThiopental

Identifiers

PMID23835527
OpenAlexW2013282864

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.