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Case Count: Detected U.S. Human Infections with H3N2v by State since August 2011

Table 1. Case Count: Detected U.S. Human Infections with H3N2v by State since August 2011

States Reporting H3N2v Cases Cases in
2011		 Cases in
2012		 Cases in
2013		 Cases in
2014		 Cases in
2015		 Cases in
2016		 Cases in
2017
Delaware 1
Hawaii 1
Illinois 4 1
Indiana 2 138 14
Iowa 3 1 1
Maine 2
Maryland 12 39
Michigan 6 2 1 12 1
Minnesota 5 1
New Jersey 1
North Dakota 1
Ohio 107 1 2 6 15
Pennsylvania 3 11 1
Texas 1
Utah 1*
West Virginia 2 3
Wisconsin 20 1
Total 12 309 19 3 3 18 59

* Case in Utah occurred in April 2012.

This chart indicates the number of CDC-reported infections with H3N2v influenza A viruses since August 2011. This case count will be updated on Fridays as new cases are reported.

NOTE: The state totals reported by CDC may not always be consistent with those reported by state health departments. If there is a discrepancy between these two counts, data from the state health departments should be used as the most accurate number.

Table 2. H3N2v Hospitalizations and Deaths Since July 2012*

H3N2v Hospitalizations and Deaths Since July 2012 Cases in
2012		 Cases in
2013		 Cases in
2014		 Cases in
2015		 Cases in
2016		 Cases in
2017
Hospitalizations 16 1 1 2 1 4
Deaths 1 0 0 0 0 0

* As reported by states to CDC. This chart indicates the number of CDC-reported infections with H3N2v influenza A viruses since July 2012. This case count will be updated when new cases are reported.

See Reported Infections with Variant Influenza Viruses in the United States since 2005 for a complete list of human infections with all variant viruses since 2005.

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