Table 3.
Human infections caused by H7 viruses around the world since 1959.
| Country | Case information | |||||
|---|---|---|---|---|---|---|
| Total Number | Time period | Virus subtype | Pathotype | Number infected | Number of fatalities | |
| Australia | 1 | 1977 | H7N7 | Highly pathogenic (HP) | 1 | 0 |
| Canada | 2 | 2004 | H7N3 | HP | 2 | 0 |
| China | 1569 | Feb. 2013–Sept, 2017 | H7N9 | Low pathogenic (LP)/HP | 1564 | 615 |
| Oct. 2017–Sept, 2018 | H7N9 | HP | 3 | 1 | ||
| 2018 | H7N4 | LP | 1 | 0 | ||
| 2019 | H7N9 | HP | 1 | 0 | ||
| Italy | 10 | 2002–2003 | H7N3 | LP | 7# | 0 |
| 2013 | H7N7 | HP | 3 | 0 | ||
| Mexico | 2 | 2012 | H7N3 | HP | 2 | 0 |
| The Netherlands | 89 | 2003 | H7N7 | HP | 89 | 1 |
| UK | 6 | 1996 | H7N7 | LP | 1 | 0 |
| 2006 | H7N3 | LP | 1 | 0 | ||
| 2007 | H7N2 | LP | 4 | 0 | ||
| US | 8 | 1959 | H7N7 | HP | 1 | 0 |
| 1979 | H7N7 | LP | 4 | 0 | ||
| 2002–2003, 2016 | H7N2 | LP | 3 | 0 | ||
| Total | 1687 | / | / | / | 1687 | 617 |
#
Serologic evidence only.