Evaluation of BacLite Rapid MRSA Test for Detecting MRSA from Nasal Swabs
Author Information
Author(s): Johnson Gemma, Millar Michael R, Matthews Stuart, Skyrme Margaret, Marsh Peter, Barringer Emma, O'Hara Stephen, Wilks Mark
Primary Institution: Barts and the London NHS Trust
Hypothesis
The BacLite Rapid MRSA test can accurately detect ciprofloxacin and methicillin-resistant Staphylococcus aureus (MRSA) from nasal swabs more quickly than traditional culture methods.
Conclusion
The BacLite MRSA test is easy to use and provides a similar level of sensitivity to conventional culture for detecting nasal carriage of MRSA, with results available in just 5 hours.
Supporting Evidence
- The BacLite Rapid MRSA test detected 142 out of 157 confirmed MRSA cases.
- The test showed a diagnostic sensitivity of 90.4% and specificity of 95.7%.
- The negative predictive value of the test was 98.7%.
Takeaway
This study tested a new method to quickly find out if people have a type of bacteria called MRSA in their noses, which can make them sick. The new test works fast and is almost as good as the old way of testing.
Methodology
The study evaluated the BacLite Rapid MRSA test by testing 1382 nasal swabs and comparing results with traditional culture methods.
Potential Biases
Wards were selected based on previous MRSA reports, which may have biased the positive predictive value.
Limitations
The study was conducted only on nasal swabs and may not be generalizable to other body sites.
Participant Demographics
Nasal swabs were taken from in-patients at three different hospitals in the UK.
Digital Object Identifier (DOI)
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