Update: H1N1 Cases Worldwide

2 May 2009: 18 countries have officially reported 636 cases of influenza A(H1N1) infection*.

Mexico: 397 confirmed cases, including 16 deaths.

United States: 160 confirmed cases, 1 death

The following 16 countries have reported laboratory confirmed cases with no deaths - Austria (1), Canada (34), China - Hong Kong Special Administrative Region (1), Costa Rica (2), Denmark (1), France (1), Germany (4), Israel (2), Netherlands (1), New Zealand (4), Peru (1), Republic of Korea (1), Spain (13), Switzerland (1) and the United Kingdom (13).

Another 20 countries with suspected** cases: Australia, Argentina, Bolivia, Brazil, Belgium, Chile, Columbia, France, Guatemala, Greece, Honduras, Italy, Ireland, Norway, Poland, Russia, Slovakia, Sweden, Uruguay, Venezuela.

United States: 160 cases, 1 death, 21 States
Arizona: 4
California: 24
Colorado: 2
Connecticut: 1
Delaware: 4
Florida: 2
Illinois: 3
Indiana: 3
Kansas: 2
Kentucky*: 1 (hospitalized in Georgia)
Massachusetts: 8
Michigan: 2
Minnesota: 1
Missouri: 1
Nevada: 1
New Jersey: 7
New York: 50
Ohio: 1
South Carolina: 13
Texas: 28 (1 death)
Virginia: 2

*Numbers aggregated from official reports
http://www.cdc.gov/h1n1flu/index.htm
http://www.who.int/csr/don/2009_05_02/en/index.html

**Suspected cases cross-checked with:
http://www.pitt.edu/~super1/lecture/lec34601/023.htm