Evidence map›Paper›PMID 31795936›Full record

Observational studyBMC emergency medicine2019

The prognostic value of red blood cell distribution width in patients with suspected infection in the emergency department.

Jan Willem Uffen, Patrick Oomen, Marieke de Regt, Jan Jelrik Oosterheert, Karin Kaasjager

Abstract readObservational Study
In one paragraph

Observational study in BMC emergency medicine, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed, 1 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

24 citing papers in PubMed, 1 synthesis or guideline pooled it.

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  17. Significance of RDW in predicting mortality in COVID-19-An analysis of 622 cases.International journal of laboratory hematology · 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

5 authors.

Jan Willem UffenDepartment of Internal Medicine, division Acute Medicine, University Medical Centre Utrecht, Heidelberglaan 100, 3584, CX, Utrecht, the Netherlands. J.W.Uffen@umcutrecht.nl.ORCID 0000-0001-7196-1229
Patrick OomenDepartment of Internal Medicine, division Acute Medicine, University Medical Centre Utrecht, Heidelberglaan 100, 3584, CX, Utrecht, the Netherlands.
Marieke de RegtDepartment of Internal Medicine, division Infectious Disease, University Medical Centre Utrecht, Heidelberglaan 100, 3584, CX, Utrecht, the Netherlands.
Jan Jelrik OosterheertDepartment of Internal Medicine, division Infectious Disease, University Medical Centre Utrecht, Heidelberglaan 100, 3584, CX, Utrecht, the Netherlands.
Karin KaasjagerDepartment of Internal Medicine, division Acute Medicine, University Medical Centre Utrecht, Heidelberglaan 100, 3584, CX, Utrecht, the Netherlands.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundSepsis is a potential life threatening dysregulated immune response to an infection, which can result in multi-organ failure and death. Unfortunately, good prognostic markers are lacking in patients with suspected infection to identify those at risk. Red blood cell distribution width (RDW) is a common and inexpensive hematologic laboratory measurement associated with adverse prognosis in multiple diseases. The aim of this study was to determine the prognostic value of RDW for mortality and early clinical deterioration in patients with a suspected infection in the emergency department.

methodsIn this single center prospective observational cohort study, consecutive patients with suspected infection presenting for internal medicine in the emergency department between September 2016 and March 2018 were included. For prognostic validation of bedside sepsis scores and RDW receiver operating characteristics were generated. Association between RDW and mortality and ICU admission was analyzed univariate and in a multivariate logistic regression model.

results1046 patients were included. In multivariate analyses, RDW was significantly associated with 30-day mortality (OR 1.15, 95% CI: 1.04-1.28) and early clinical deterioration (OR 1.09, 95% CI: 1.00-1.18). For 30-day mortality RDW had an AUROC of 0.66 (95% CI 0.59-0.72). Optimal cut-off value for RDW 2 was 12.95%. For early clinical deterioration RDW had an AUROC of 0.59 (95% CI 0.54-0.63) with an optimal cut-off value of 14.48%.

conclusionsRDW was found to be a significant independent prognostic factor of 30-day mortality and early clinical deterioration in patients with suspected infection.. Therefore it can be a used as an extra marker besides bedside sepsis scores in identifying patients at risk for worse outcome in patients with suspected infection.

Indexed as

Erythrocyte IndicesAgedAged, 80 and overAge FactorsBiomarkersClinical DeteriorationComorbidityEmergency Service, HospitalFemaleHumansLogistic ModelsMaleMiddle AgedPrognosisROC CurveSepsisBiomarkersBiomarkersEmergency departmentEmergency medicineInfectionInternal medicineSepsis

Identifiers

PMID31795936
PMCPMC6889630

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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.