Evidence map›Paper›PMID 32822883›Full record

Observational studyClinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases2020

Clinical course and factors associated with outcomes among 1904 patients hospitalized with COVID-19 in Germany: an observational study.

Irit Nachtigall, Pavlina Lenga, Katarzyna Jóźwiak, Petra Thürmann, Andreas Meier-Hellmann, Ralf Kuhlen, Joerg Brederlau, Torsten Bauer, Juergen Tebbenjohanns, Karin Schwegmann and 2 more

Abstract readMulticenter StudyObservational Study
In one paragraph

Observational study in Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 77 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
77citing 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

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

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  7. [Experiences from SARS-CoV-2 pandemic at UKSH Lübeck].Medizinische Klinik, Intensivmedizin und Notfallmedizin · 2026
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  16. Changes in frailty among patients hospitalized for spine pathologies during the COVID-19 pandemic in Germany-a nationwide observational study.European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society · 2024
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17 more citing papers are in PubMed but not listed here.

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

12 authors.

Irit NachtigallDepartment of Preventive Medicine and Hygiene, HELIOS Hospital Bad Saarow, Bad Saarow, Germany; Department of Anaesthesiology and Operative Intensive Care Medicine (CCM, CVK), Charité-Universitätsmedizin Berlin, Berlin, Germany.
Pavlina LengaBrandenburg Medical School Theodor Fontane, Campus Bad Saarow, Bad Saarow, Germany; Department of Neurosurgery, HELIOS Hospital Bad Saarow, Bad Saarow, Germany.
Katarzyna JóźwiakInstitute of Biostatistics and Registry Research, Brandenburg Medical School Theodor Fontane, Neuruppin, Germany.
Petra ThürmannPhilipp Klee-Institute for Clinical Pharmacology, HELIOS University Hospital Wuppertal, Wuppertal, Germany; Department of Clinical Pharmacology, University Witten Herdecke Faculty of Health Witten, Witten, Germany.
Andreas Meier-HellmannHELIOS Kliniken GmbH, Berlin, Germany.
Ralf KuhlenHELIOS Health GmbH, Berlin, Germany.
Joerg BrederlauDepartment of Intensive Care Medicine, HELIOS Hospital Berlin-Buch, Berlin, Germany.
Torsten BauerRespiratory Diseases Clinic Heckeshorn, Department of Pneumology, HELIOS Hospital Emil von Behring Berlin-Zehlendorf, Berlin, Germany.
Juergen TebbenjohannsDepartment of Cardiology, HELIOS Hospital Hildesheim, Hildesheim, Germany.
Karin SchwegmannCentral Department of Hygiene, HELIOS Hospital Hildesheim, Hildesheim, Germany.
Michael HauptmannInstitute of Biostatistics and Registry Research, Brandenburg Medical School Theodor Fontane, Neuruppin, Germany.
Julius DenglerBrandenburg Medical School Theodor Fontane, Campus Bad Saarow, Bad Saarow, Germany; Department of Neurosurgery, HELIOS Hospital Bad Saarow, Bad Saarow, Germany. Electronic address: julius.dengler@helios-gesundheit.de.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesIn Germany the coronavirus disease 2019 (COVID-19) pandemic situation is unique among large European countries in that incidence and case fatality rate are distinctly lower. We describe the clinical course and examine factors associated with outcomes among patients hospitalized with COVID-19 in Germany.

methodsIn this retrospective cohort study we included patients with COVID-19 admitted to a national network of German hospitals between February 12 and June 12, 2020. We examined demographic characteristics, comorbidities and clinical outcomes.

resultsWe included 1904 patients with a median age of 73 years, 48.5% (924/1904) of whom were female. The mortality rate was 17% (317/1835; 95% confidence interval (95%CI) 16-19), the rate of admission to the intensive care unit (ICU) was 21% (399/1860; 95%CI 20-23), and the rate of invasive mechanical ventilation was 14% (250/1850: 95%CI 12-15). The most prominent risk factors for death were male sex (hazard ratio (HR) 1.45; 95%CI 1.15-1.83), pre-existing lung disease (HR 1.61; 95%CI 1.20-2.16), and increased patient age (HR 4.11 (95%CI 2.57-6.58) for age >79 years versus <60 years). Among patients admitted to the ICU, the mortality rate was 29% (109/374; 95%CI 25-34) and higher in ventilated (33% [77/235; 95%CI 27-39]) than in non-ventilated ICU patients (23%, 32/139; 95%CI 16-30; p < 0.05).

conclusionsIn this nationwide series of patients hospitalized with COVID-19 in Germany, in-hospital and ICU mortality rates were substantial. The most prominent risk factors for death were male sex, pre-existing lung disease, and greater patient age.

Indexed as

AgedAged, 80 and overAge FactorsComorbidityCOVID-19Critical CareFemaleGermanyHospitalizationHospital MortalityHumansIncidenceIntensive Care UnitsMaleMiddle AgedPandemicsCoronavirusCOVID-19GermanyObservational cohort studyPandemic

Identifiers

PMID32822883
PMCPMC7434317

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.