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Study on the Molecular Characteristics and Homology of Vancomycin-resistant Enterococcus faecium in Northern Guangdong Region

Study on the Molecular Characteristics and Homology of Vancomycin-resistant Enterococcus faecium in Northern Guangdong Region

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600127756
Enrollment
Unknown
Registered
2026-07-07
Start date
2026-01-01
Completion date
Unknown
Last updated
2026-07-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Infectious diseases

Interventions

Infectious Disease Observation Group:None

Sponsors

Yuebei People’s Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Source of the strains: From January 1, 2022 to December 31, 2024, non-repetitive VREfm strains were isolated from various clinical specimens (such as blood, urine, secretions, etc.) in the microbiology laboratory of Yuebei People's Hospital. 2. Patient information: Traceable to the corresponding anonymized inpatient information.

Exclusion criteria

Exclusion criteria: 1. Repeated strains isolated from the same patient within 30 days (only the first strain is included); 2. Strains that could not be revived due to improper preservation or poor quality of DNA extraction; 3. The corresponding patient's clinical medical records are severely lacking, making it impossible to obtain basic demographic and key clinical information.

Design outcomes

Primary

MeasureTime frame
All kinds of drug resistance genes (vanA/B/M, etc.) and virulence genes (esp, acm, etc.) in VREfm strains Prevalence rates and their co-occurrence patterns;

Secondary

MeasureTime frame
Proportion of MDR-HV clones such as vanA+esp+acm+ detected in VREfm strains;Dominant ST types and their distribution frequencies of VREfm in northern Guangdong People's Hospital;Homologous clonal clusters (<=5 SNP differences and spatio-temporal association) identified based on SNP analysis of the core genome Quantity and Characteristics;

Countries

China

Contacts

Public ContactHelin Zhang

Yuebei People’s Hospital

helinzh@126.com+86 751 691 3467

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Jul 23, 2026