Evidence map›Paper›PMID 36750777›Full record

ArticleBMC infectious diseases2023

Prognostic significance of early platelet dynamics in Staphylococcus aureus bacteremia.

Rachid Douglas-Louis, Mimi Lou, Brian Lee, Emi Minejima, Juliane Bubeck-Wardenburg, Annie Wong-Beringer

Open access · goldAbstract read
In one paragraph

Article in BMC infectious diseases, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
3.2field-weighted citation impact, top 9% 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

8 citing papers in PubMed, 11 citations in OpenAlex.

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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

6 authors at 2 institutions in 1 country.

Rachid Douglas-LouisDepartment of Clinical Pharmacy, University of Southern California (USC) Alfred E. Mann School of Pharmacy, 1985 Zonal Ave, Los Angeles, CA, 90089, USA.
Mimi LouDepartment of Clinical Pharmacy, University of Southern California (USC) Alfred E. Mann School of Pharmacy, 1985 Zonal Ave, Los Angeles, CA, 90089, USA.
Brian LeeDepartment of Clinical Pharmacy, University of Southern California (USC) Alfred E. Mann School of Pharmacy, 1985 Zonal Ave, Los Angeles, CA, 90089, USA.
Emi MinejimaDepartment of Clinical Pharmacy, University of Southern California (USC) Alfred E. Mann School of Pharmacy, 1985 Zonal Ave, Los Angeles, CA, 90089, USA.
Juliane Bubeck-WardenburgDepartment of Pediatrics and Division of Pediatric Critical Care Medicine, Washington University School of Medicine, St. Louis, MO, USA.
Annie Wong-BeringerDepartment of Clinical Pharmacy, University of Southern California (USC) Alfred E. Mann School of Pharmacy, 1985 Zonal Ave, Los Angeles, CA, 90089, USA. anniew@usc.edu.
University of Southern California · USWashington University in St. Louis · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundPlatelets are recognized as key immune effectors, but they are targets of bacterial virulence factors. In the present study, we aimed to examine the relationship between early platelet dynamics and the outcome of Staphylococcus aureus bacteremia (SAB).

methodElectronic medical records of adult patients hospitalized for SAB between July 2012 and November 2020 were retrospectively reviewed for relevant demographic, laboratory, and clinical data. The outcome endpoints were mortality and microbial persistence.

resultsAmong the 811 patients evaluated, 29% experienced thrombocytopenia on Day 1. Platelet count nadir occurred on Days 2-3 following SAB onset, and Day 4 was a determining point of platelet count trajectory and mortality. Mortality risk was 6% or less for those with normal platelet count by Day 4 regardless of whether they experienced thrombocytopenia on Day 1, but the risk increased to 16-21% for those who experienced thrombocytopenia on Day 4 regardless of whether they had normal platelet count on Day 1 or sustained thrombocytopenia. The duration of bacteremia was prolonged by one day (median 3 d vs. 2 d) for those with sustained thrombocytopenia compared to those without.

conclusionEarly platelet dynamics during SAB have prognostic significance and represent an early window for potential platelet-directed therapeutic interventions to improve outcome.

Indexed as

BacteremiaStaphylococcal InfectionsThrombocytopeniaAdultBlood PlateletsHumansPrognosisRetrospective StudiesStaphylococcus aureusBacteremiaMortalityStaphylococcus aureusThrombocytopenia

Identifiers

PMID36750777
PMCPMC9906934
OpenAlexW4319349107

What OpenQuestion holds

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LicenceCC BY
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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.