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Volume 19, Number 8—August 2013

Dispatch

Genotype GI.6 Norovirus, United States, 2010–2012

Eyal LeshemComments to Author , Leslie Barclay, Mary Wikswo, Everardo Vega, Nicole Gregoricus, Umesh D. Parashar, Jan Vinjé, and Aron J. Hall
Author affiliations: Centers for Disease Control and Prevention, Atlanta, Georgia, USA

Main Article

Table 2

Characteristics of case patients in outbreaks of acute gastroenteritis caused by GI.6 norovirus, United States, 2010–2012*

Characteristic No. affected/total (%)
Sex
M 465/890 (52.2)
F 425/890 (47.8)
Age, y
<5 8/802 (1.0)
5–9 30/802 (3.7)
10–19 345/802 (43.0)
20–49 166/802 (20.7)
50–74 75/802 (9.4)
>75 178/802 (22.2)
Outcome
Outpatient visit 50/946 (5.3)
Emergency department visit 14/966 (1.4)
Hospitalization 24/1,753 (1.4)
Death 3/1,762 (0.2)

*Includes 66 GI.6 outbreaks (2,220 ill persons) for which at least partial supplementary data were available through the National Outbreak Reporting System or directly from state health departments.

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