Microorganism Profiles in Joint Infections for Kidney Disease Patients
Author Information
Author(s): Davide Stimolo, Maximilian Budin, Domenico De Mauro, Eduardo Suero, Thorsten Gehrke, Mustafa Citak
Primary Institution: Helios ENDO-Klinik, Hamburg, Germany
Hypothesis
Patients with chronic kidney disease (CKD) have a different microorganism profile in periprosthetic joint infections (PJI) compared to those without CKD.
Conclusion
Patients with CKD are at a higher risk of periprosthetic joint infections caused by potentially more drug-resistant microorganisms.
Supporting Evidence
- CKD patients had a higher body mass index and Charlson Comorbidity Index compared to controls.
- Polymicrobial infections were more common in the CKD group (47.9%) than in controls (30.9%).
- Staphylococcus aureus infections were significantly more prevalent in CKD patients (p=0.003).
- Gram-negative bacteria and Candida infections were also more common in CKD patients.
Takeaway
People with kidney problems can get infections in their hip joints that are harder to treat because of the germs involved.
Methodology
A retrospective case-control study comparing CKD patients with PJI to controls without CKD, analyzing patient characteristics and microbiological cultures.
Potential Biases
Potential confounding factors due to differences in patient characteristics between CKD and control groups.
Limitations
The study could not determine the complete antibiotic resistance profile of microorganisms and did not stratify CKD patients by severity.
Participant Demographics
CKD group: 409 patients, 54.3% male, mean age 73.8 years; Control group: 3852 patients, 56.4% male, mean age 67.4 years.
Statistical Information
P-Value
p<0.0001
Confidence Interval
95% CI provided for various microorganisms
Statistical Significance
p<0.0001
Digital Object Identifier (DOI)
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