Evidence map›Paper›PMID 34223107›Full record

ArticleJAC-antimicrobial resistance2021

Risk factors and outcome associated with infection or colonization due to carbapenem-heteroresistant

Karen Tan, Corey Kelsom, Amanda Chron, Paul Nieberg, Holly Huse, Annie Wong-Beringer

Abstract read
In one paragraph

Article in JAC-antimicrobial resistance, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
–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

5 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. ESBL-ProducingMicroorganisms · 2025
    Article
  5. Article
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.

Karen TanDepartment of Clinical Pharmacy, University of Southern California (USC) School of Pharmacy, Los Angeles, CA, USA.ORCID https://orcid.org/0000-0002-6239-2332
Corey KelsomDepartment of Clinical Pharmacy, University of Southern California (USC) School of Pharmacy, Los Angeles, CA, USA.
Amanda ChronDepartment of Clinical Pharmacy, University of Southern California (USC) School of Pharmacy, Los Angeles, CA, USA.
Paul NiebergDepartment of Infectious Diseases, Huntington Hospital, Pasadena, CA, USA.
Holly HuseDepartment of Microbiology, Huntington Hospital, Pasadena, CA, USA.
Annie Wong-BeringerDepartment of Clinical Pharmacy, University of Southern California (USC) School of Pharmacy, Los Angeles, CA, USA.ORCID https://orcid.org/0000-0003-3302-1409

Funding

Southern California Clinical and Translational Science InstituteUL1TR001855 · NCATS · UNIVERSITY OF SOUTHERN CALIFORNIA · PI Thomas A Buchanan, Michele D. Kipke · 2016 to 2026
$81.3M
Southern California Clinical and Translational Science InstituteUL1TR000130 · NCATS · UNIVERSITY OF SOUTHERN CALIFORNIA · PI BUCHANAN, THOMAS A · 2012 to 2015
$36.0M
NCATS NIH HHS UL1 TR000130NCATS NIH HHS UL1 TR001855
6 · The paper itself

Abstract

backgroundUp to 32% of ESBL-producing Enterobacterales strains display a carbapenem-heteroresistant (cHR) phenotype but its clinical relevance is unknown.

objectivesTo determine risk factors and clinical outcome associated with infection due to cHR ESBL-producing

methodsA retrospective, case-control study was conducted on patients from whom a pair of clonally related

resultsStudy patients (15 cases, 10 controls) were elderly (median age: 74 years) with half admitted from home (52%), most (80%) having ≥3 comorbid conditions and severe functional impairment. Case patients were more likely to have 'index' ESBL-EC isolating from blood (27% versus 0%;

conclusionsOur findings deserve confirmation with a larger study population and call attention to the potential for increased morbidity with cHR ESBL-EC infections, which underscores the need to screen for cHR phenotype in patients with repeated growth of ESBL-EC, particularly from systemic sites and patients that have had extensive carbapenem exposure.

Identifiers

PMID34223107
PMCPMC8210097

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.