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U.S. Trends of Norovirus-associated Outcomes Figures

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Norovirus-associated Deaths

The number of deaths in the U.S. from norovirus illness is consistently higher in winter months. Deaths from norovirus were highest in winter 2002-2003 and 2006-2007, when a pandemic virus strain emerged.

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Norovirus-associated Hospitalizations

The number of U.S. hospitalizations for norovirus illness is consistently higher in winter months. Hospitalizations for norovirus were highest in winter 2002-2003 and 2006-2007, when a pandemic virus strain emerged.

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Norovirus-associated Emergency Department Visits

The number of visits to a U.S. urgent care or emergency department for norovirus illness is consistently higher in winter months. Emergency department visits for norovirus were highest in winter 2002-2003 and 2006-2007, when a pandemic virus strain emerged.

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Norovirus-associated Outpatient Visits

The number of visits to a U.S. medical office or clinic for norovirus illness is consistently higher in winter months. Outpatient visits for norovirus were highest in winter 2002-2003 and 2006-2007, when a pandemic virus strain emerged.

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