Table 9.
Reported Numbers of Virologically Confirmed Cases of Paralytic Poliomyelitis Associated With Vaccine-Derived Polioviruses, 1988–June 2010a
| Country | Poliovirus Type | 1988–1998 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Egypt | 2 | 30 | |||||||||||
| Hispaniola (Haiti and the Dominican Republic) | 1 | 12 | 9 | ||||||||||
| Philippines | 1 | 3 | |||||||||||
| Madagascar | 2 | 4 | |||||||||||
| China | 1 | 3 | |||||||||||
| Madagascar | 2 | 5 | |||||||||||
| Indonesia | 1 | 46 | |||||||||||
| Cambodia | 3 | 1 | 1 | ||||||||||
| Nigeria | 2 | 1 | 21 | 68 | 63 | 153 | 9 | ||||||
| Niger | 2 | 2 | |||||||||||
| Myanmar | 1 | 1 | 4 | ||||||||||
| Democratic Republic of the Congo | 2 | 14 | 2 | 3 | |||||||||
| Guinea | 2 | 1 | |||||||||||
| India | 2 | 11 | 1 | ||||||||||
| Ethiopia | 3 | 1 | 5 |
Abbreviation: VDPV, vaccine-derived poliovirus.
a
This table does not include 21 polio-compatible cases in Hispaniola and 10 polio-compatible cases in Indonesia that were not virologically confirmed. Both the Niger VDPVs and the Guinea VDPV were linked to the Nigerian VDPV2 outbreak. Data were obtained from Wringe et al. (99) and the World Health Organization (100).