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Environmental Suitability of Vibrio Infections in a Warming Climate: An Early Warning System
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2017
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Source: Environ Health Perspect. 2017 Oct; 125(10): 107004.
Details:
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Journal Title:Environmental Health Perspectives
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Personal Author:
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NOAA Program & Office:
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Description:Background: Some Vibrio spp. are pathogenic and ubiquitous in marine waters with low to moderate salinity and thrive with elevated sea surface temperature (SST).
Objectives: Our objective was to monitor and project the suitability of marine conditions for Vibrio infections under climate change scenarios.
Methods: The European Centre for Disease Prevention and Control (ECDC) developed a platform (the ECDC Vibrio Map Viewer) to monitor the environmental suitability of coastal waters for Vibrio spp. using remotely sensed SST and salinity. A case-crossover study of Swedish cases was conducted to ascertain the relationship between SST and Vibrio infection through a conditional logistic regression. Climate change projections for Vibrio infections were developed for Representative Concentration Pathway (RCP) 4.5 and RCP 8.5.
Results: The ECDC Vibrio Map Viewer detected environmentally suitable areas for Vibrio spp. in the Baltic Sea in July 2014 that were accompanied by a spike in cases and one death in Sweden. The estimated exposure–response relationship for Vibrio infections at a threshold of 16°C revealed a relative risk (RR)=1.14 (95% CI: 1.02, 1.27; p=0.024) for a lag of 2 wk; the estimated risk increased successively beyond this SST threshold. Climate change projections for SST under the RCP 4.5 and RCP 8.5 scenarios indicate a marked upward trend during the summer months and an increase in the relative risk of these infections in the coming decades.
Conclusions:This platform can serve as an early warning system as the risk of further Vibrio infections increases in the 21st century due to climate change.
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Source:Environ Health Perspect. 2017 Oct; 125(10): 107004.
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DOI:
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Pubmed ID:29017986
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Pubmed Central ID:PMC5933323
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Document Type:
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Rights Information:CC BY
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Compliance:PMC
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