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ArticleClinical research in cardiology : official journal of the German Cardiac Society2013

Door-to-implantation time of extracorporeal life support systems predicts mortality in patients with out-of-hospital cardiac arrest.

Jürgen Leick, Christoph Liebetrau, Sebastian Szardien, Ulrich Fischer-Rasokat, Matthias Willmer, Arnaud van Linden, Johannes Blumenstein, Holger Nef, Andreas Rolf, Matthias Arlt and 3 more

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Article in Clinical research in cardiology : official journal of the German Cardiac Society, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 46 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
46citing 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

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

  1. Pooled it
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  9. [Open questions with respect to extracorporeal circulatory support 2024].Medizinische Klinik, Intensivmedizin und Notfallmedizin · 2024
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  16. Early predictors of mortality in refractory cardiogenic shock following acute coronary syndrome treated with extracorporeal membrane oxygenator.Journal of artificial organs : the official journal of the Japanese Society for Artificial Organs · 2021
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  18. Extracorporeal cardiopulmonary resuscitation for adults with shock-refractory cardiac arrest.Journal of the American College of Emergency Physicians open · 2021
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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

13 authors.

Jürgen LeickDepartment of Cardiology, Kerckhoff Heart and Thorax Centre, Benekestrasse 2-8, 61231 Bad Nauheim, Germany.
Christoph Liebetrau
Sebastian Szardien
Ulrich Fischer-Rasokat
Matthias Willmer
Arnaud van Linden
Johannes Blumenstein
Holger Nef
Andreas Rolf
Matthias Arlt
Thomas Walther
Christian Hamm
Helge Möllmann

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveThis study aimed to identify predictors of mortality in patients with out-of-hospital cardiac arrest (OHCA) undergoing in-hospital extracorporeal life support system (ECLS) treatment.

methodsWe retrospectively studied the characteristics and clinical outcomes of 28 patients (January 2010 and December 2011) with OHCA and veno-arterial ECLS implemented during ongoing cardiopulmonary resuscitation (CPR) upon admission to the cath lab. Baseline left ventricular ejection fraction (LVEF) was determined after ECLS implantation and then every 24 h during and after successful weaning from ECLS.

resultsOverall 30-day survival rate was 39.3 % (11 of 28 patients). Baseline characteristics, initial laboratory measurements, and LVEF on admission were not significantly different between survivors and non-survivors. There was no difference regarding median CPR duration [survivors 44.0 min (IQR 31.0-45.0) vs. non-survivors 53.0 min (IQR 40.0-61.3); P = 0.23]. Door-to-ECLS implantation time was significantly longer in non-survivors [42.5 min (IQR 28.0-56.5) vs. 25.0 min (IQR 21.0-30.0); P < 0.01]. ECLS treatment duration was not significantly different between the two groups [survivors: 4.0 days (IQR 1.5-7.5) vs. non-survivors 6.5 days (IQR 1.0-8.0); P = 0.69]. LVEF significantly improved in survivors during ECLS treatment (mean ± SD survivor 47.5 ± 14.7 % vs. non-survivor 23.3 ± 14.9 %; P < 0.01). The door-to-ECLS implantation time was the only significant and independent predictor of 30-day mortality in multivariate Cox regression analysis (P = 0.04). Kaplan-Meier survival analysis showed a benefit favouring patients with a door-to-ECLS implantation time <30 min (log rank 6.29; P = 0.01).

conclusionA door-to-ECLS implantation time <30 min significantly improves 30-day outcomes in patients with OHCA.

Indexed as

Patient AdmissionTime-to-TreatmentAdultAgedCardiopulmonary ResuscitationChi-Square DistributionExtracorporeal Membrane OxygenationFemaleHospital MortalityHumansKaplan-Meier EstimateMaleMiddle AgedMultivariate AnalysisOut-of-Hospital Cardiac ArrestProportional Hazards Models

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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.