Legionella Contamination in Ferries and Cruise Ships
Author Information
Author(s): Azara Antonio, Piana Andrea, Sotgiu Giovanni, Dettori Marco, Deriu Maria Grazia, Masia Maria Dolores, Are Bianca Maria, Muresu Elena
Primary Institution: Hygiene and Preventive Medicine Institute, University of Sassari, Sassari, Italy
Hypothesis
What is the frequency and severity of Legionella spp. contamination in ferries and cruise ships?
Conclusion
Legionella is a widespread bacterium that poses public health risks, especially in contaminated water systems on ferries.
Supporting Evidence
- 42% of water samples were contaminated by Legionella spp.
- L. pneumophila was isolated in 95.5% of positive samples.
- High levels of contamination were found in showers and washbasins.
Takeaway
This study found that a lot of water samples from ferries had germs that can make people sick, so it's important to keep the water clean.
Methodology
Water samples were collected from 9 ships and analyzed for Legionella spp. contamination.
Limitations
The study did not identify Legionella pneumophila serogroup 1, which is responsible for most clinical cases.
Digital Object Identifier (DOI)
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