Evidence map›Paper›PMID 33632338›Full record

ArticleAntimicrobial resistance and infection control2021

Clinical and microbiological characteristics of nosocomial, healthcare-associated, and community-acquired Klebsiella pneumoniae infections in Guangzhou, China.

Tingting Le, Ling Wang, Chaoying Zeng, Leiwen Fu, Zhihua Liu, Jing Hu

Open access · goldAbstract read
In one paragraph

Article in Antimicrobial resistance and infection control, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
1.7field-weighted citation impact, top 16% 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

20 citing papers in PubMed, 34 citations in OpenAlex.

  1. Review
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  9. Epidemiological and characteristic differences of hypervirulent and classicalFrontiers in cellular and infection microbiology · 2025
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  11. Review
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  14. Article
  15. Frontiers in microbiology · 2023
    Article
  16. Article
  17. Article
  18. Review
  19. Article
  20. Global Prevalence of Nosocomial Multidrug-ResistantAntibiotics (Basel, Switzerland) · 2021
    Review
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 4 institutions in 1 country.

Tingting Le *Department of Nosocomial Infection Administration, Zhujiang Hospital, Southern Medical University, Guangzhou, 510282, Guangdong, China.
Ling Wang *Department of Nosocomial Infection Administration, Zhujiang Hospital, Southern Medical University, Guangzhou, 510282, Guangdong, China.
Chaoying ZengDepartment of Nosocomial Infection Administration, Zhujiang Hospital, Southern Medical University, Guangzhou, 510282, Guangdong, China.
Leiwen FuSchool of Public Health (Shenzhen), Sun Yat-Sen University, Shenzhen, 518000, Guangdong, China.
Zhihua LiuDepartment of Infectious Disease, Nanfang Hospital, Guangzhou, 510282, Guangdong, China.
Jing HuDepartment of Nosocomial Infection Administration, Zhujiang Hospital, Southern Medical University, Guangzhou, 510282, Guangdong, China. hjalzh@smu.edu.cn.
Zhujiang Hospital · CNNanfang Hospital · CNSouthern Medical University · CNSun Yat-sen University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundKlebsiella pneumoniae (K. pneumoniae) is a common pathogen associated with hospital and community-onset infections. This study aimed to compare the clinical and microbiological characteristics of nosocomial, healthcare-associated (HCA), and community-acquired (CA) K. pneumoniae infections.

methodsClinical data were extracted from electronic medical records and analyzed retrospectively. Antimicrobial susceptibility and extended-spectrum beta-lactamase (ESBL) production were determined for all identified strains. Carbapenemase and ESBL genes were amplified by PCR. Genotyping of carbapenem-resistant K. pneumoniae (CRKP) and ESBL-producing strains was performed by pulsed-field gel electrophoresis (PFGE).

resultsOf 379 K. pneumoniae infections, 98 (25.9%) were nosocomial, 195 (51.5%) were healthcare-associated, and 86 (22.6%) were community-acquired. Hematological malignancy (OR = 4.467), and hypertension (OR = 2.08) and cerebral vascular disease (OR = 2.486) were associated with nosocomial and HCA infections respectively, when compared to CA infections. Overall, the incidence of antimicrobial resistance for the majority of agents tested was similar between nosocomial and HCA infections (P > 0.05) and both groups had a higher incidence than CA infections (P < 0.05). Moreover, 95.1% (78/82) of CRKP strains were isolated from the nosocomial and HCA groups. The bla

conclusionsNosocomial and HCA K. pneumoniae infections presented similar clinical features and antimicrobial resistance, and both two types of infections were different to CA infections. CRKP and ESBL-producing strains were disseminated mainly in HCA and nosocomial groups, and showed a clonal diversity. The cross transmission of CRKP was existed among HCA and nosocomial patients. This finding suggests that similar empirical therapy should be considered for patients with nosocomial and HCA K. pneumoniae infections and bacterial resistance surveillance of these infections is necessary.

Indexed as

AdolescentAdultBacterial Proteinsbeta-LactamasesChildChild, PreschoolChinaCommunity-Acquired InfectionsCross InfectionDrug Resistance, BacterialFemaleHumansInfantKlebsiella InfectionsKlebsiella pneumoniaeMaleBacterial Proteinsbeta-LactamasescarbapenemaseAntimicrobial resistanceCommunity-acquiredHealthcare-associatedKlebsiella pneumoniae infectionsNosocomial

Identifiers

PMID33632338
PMCPMC7908793
OpenAlexW3131298329

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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.