Number of reported cases of poliomyelitis by wild poliovirus (WPV) by country
Countries reporting
5
Highest
6
Afghanistan
Lowest
0
Nigeria
Median
0
Years covered
8
2016–2023
Data points
1,576
What the numbers show
Number of reported cases of poliomyelitis by wild poliovirus (WPV) is currently reported for 5 countries. The highest value is 6 in Afghanistan; the lowest is 0 in Nigeria.
The median across all reporting countries is 0, and the mean is 2.4.
Number of reported cases of poliomyelitis by wild poliovirus: full country ranking
| # | Country | Latest | Year | 10-year change | Trend |
|---|---|---|---|---|---|
| 1 | Afghanistan | 6 | 2023 | down 53.8% | volatile |
| 1 | Pakistan | 6 | 2023 | down 70.0% | volatile |
| 3 | Mozambique | 0 | 2023 | — | volatile |
| 3 | Malawi | 0 | 2023 | — | volatile |
| 3 | Nigeria | 0 | 2023 | down 100.0% | volatile |
Regions and income groups
Aggregates are excluded from the country ranking above so that a region can never outrank a country.
- World 12
- Eastern Mediterranean (WHO region) 12
- EMR 12
- Africa (WHO region) 0
- AFR 0