Evidence map›Paper›PMID 26831508›Full record

ArticleCritical care (London, England)2016

Early pneumonia and timing of antibiotic therapy in patients after nontraumatic out-of-hospital cardiac arrest.

Kristian Hellenkamp, Sabrina Onimischewski, Jochen Kruppa, Martin Faßhauer, Alexander Becker, Helmut Eiffert, Mark Hünlich, Gerd Hasenfuß, Rolf Wachter

Open access · goldAbstract read
In one paragraph

Article in Critical care (London, England), 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
5.5field-weighted citation impact, top 5% 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

19 citing papers in PubMed, 44 citations in OpenAlex.

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  15. State-of-the-art considerations in post-arrest care.Journal of the American College of Emergency Physicians open · 2020
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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

9 authors at 2 institutions in 1 country.

Kristian HellenkampClinic for Cardiology & Pneumology/Heart Center, University Medical Center Göttingen, Robert-Koch-Straße 40, 37075, Göttingen, Germany. Kristian.Hellenkamp@medizin.uni-goettingen.de.
Sabrina OnimischewskiClinic for Cardiology & Pneumology/Heart Center, University Medical Center Göttingen, Robert-Koch-Straße 40, 37075, Göttingen, Germany. s.onimischewski@gmail.com.
Jochen KruppaDepartment of Medical Statistics, Georg-August-University Göttingen, Humboldtallee 32, Göttingen, 37073, Germany. jkruppa@gwdg.de.
Martin FaßhauerInstitute for Diagnostic and Interventional Radiology, Georg-August-University Göttingen, Robert-Koch-Straße 40, Göttingen, 37075, Germany. fasshauer@me.com.
Alexander BeckerClinic for Cardiology & Pneumology/Heart Center, University Medical Center Göttingen, Robert-Koch-Straße 40, 37075, Göttingen, Germany. abecker@med.uni-goettingen.de.
Helmut EiffertInstitute for Medical Microbiology, Georg-August-University Göttingen, Kreuzbergring 57, Göttingen, 37075, Germany. heiffer@gwdg.de.
Mark HünlichClinic for Cardiology & Pneumology/Heart Center, University Medical Center Göttingen, Robert-Koch-Straße 40, 37075, Göttingen, Germany. huenlich@med.uni-goettingen.de.
Gerd HasenfußClinic for Cardiology & Pneumology/Heart Center, University Medical Center Göttingen, Robert-Koch-Straße 40, 37075, Göttingen, Germany. hasenfus@med.uni-goettingen.de.
Rolf WachterClinic for Cardiology & Pneumology/Heart Center, University Medical Center Göttingen, Robert-Koch-Straße 40, 37075, Göttingen, Germany. wachter@med.uni-goettingen.de.
Universitätsmedizin Göttingen · DEUniversity of Göttingen · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundWhile early pneumonia is common in patients after out-of-hospital cardiac arrest (OHCA), little is known about the impact of pneumonia and the optimal timing of antibiotic therapy after OHCA.

methodsWe conducted a 5-year retrospective cohort study, including patients who suffered from OHCA and were treated with therapeutic hypothermia. ICU treatment was strictly standardized with defined treatment goals and procedures. Medical records, chest radiographic images and microbiological findings were reviewed.

resultsWithin the study period, 442 patients were admitted to our medical ICU after successfully resuscitated cardiac arrest. Of those, 174 patients fulfilled all inclusion and no exclusion criteria and were included into final analysis. Pneumonia within the first week could be confirmed in 39 patients (22.4%) and was confirmed or probable in 100 patients (57.5%), without a difference between survivors and non-survivors (37.8% vs. 23.1% confirmed pneumonia, p = 0.125). In patients with confirmed pneumonia a tracheotomy was performed more frequently (28.2 vs. 12.6%, p = 0.026) compared to patients without confirmed pneumonia. Importantly, patients with confirmed pneumonia had a longer ICU- (14.0 [8.5-20.0] vs. 8.0 [5.0-14.0] days, p < 0.001) and hospital stay (23.0 [11.5-29.0] vs. 15.0 [6.5-25.0] days, p = 0.016). A positive end expiratory pressure (PEEP) > =10.5 mbar on day 1 of the hospital stay was identified as early predictor of confirmed pneumonia (odds ratio 2.898, p = 0.006). No other reliable predictor could be identified. Median time to antibiotic therapy was 8.7 [5.4-22.8] hours, without a difference between patients with or without confirmed pneumonia (p = 0.381) and without a difference between survivors and non-survivors (p = 0.264). Patients receiving antibiotics within 12 hours after admission had a shorter ICU- (8.0 [4.0-14.0] vs. 10.5 [6.0-16.0] vs. 13.5 [8.0-20.0] days, p = 0.004) and hospital-stay (14.0 [6.0-25.0] vs. 16.5 [11.0-27.0] vs. 21.0 [17.0-28.0] days, p = 0.007) compared to patients receiving antibiotics after 12 to 36 or more than 36 hours, respectively.

conclusionsEarly pneumonia may extend length of ICU- and hospital-stay after OHCA and its occurrence is difficult to predict. A delayed initiation of antibiotic therapy in OHCA patients may increase the duration of the ICU- and hospital-stay.

Indexed as

Time FactorsTreatment OutcomeAnti-Bacterial AgentsCohort StudiesFemaleHumansMaleOut-of-Hospital Cardiac ArrestPneumoniaRetrospective StudiesAnti-Bacterial Agents

Identifiers

PMID26831508
PMCPMC4736704
OpenAlexW2261458819

What OpenQuestion holds

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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.