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shared by Mars Base on 13 Jan 12 - No Cached

Twitter, blogs and other social media can be powerful tools for tracking infectious diseases as they spread
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researchers who followed social media during Haiti’s post-earthquake cholera outbreak in 2010.
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Twitter posts and news about cholera gathered
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in the first 100 days of the outbreak tracked closely
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data reported from hospital and clinics
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social media data were available almost instantly
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others have shown that Twitter and other online sources can provide meaningful information about outbreaks of diseases such as H1N1 and swine flu
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new work establishes that the approach is useful for tracking a disease that emerges in the unsafe living conditions that often follow a disaster, says Polgreen.
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188,819 tweets that contained or were tagged with the word cholera during the first 100 days of the cholera outbreak
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analysis suggests the social tool provides a good measure of the disease’s spread
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The researchers compared the tweets to data from HealthMap, a disease-tracking tool that mines Internet news stories, blogs and discussion groups and lets the public report illness by cell phone. Both the Twitter and HealthMap data corresponded to official data from the Haitian Ministry of Public Health.
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Official sources of data are better validated, but on the downside they are going to take time
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