Reported cases of paralytic polio from vaccine-derived viruses, 2021
Some cases of paralytic polio arise from vaccine-derived strains that have reverted into a form that can cause disease. The total number of cases across all threevaccine-derived strains is shown.
2001
2021
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- Difference between reported and estimated cases of polio
- Paralytic polio: estimated cases by world region
- Polio case and death rates in the United States
- Polio: Rate of cases vs. vaccination coverage
- Progress towards polio eradication
- Rate of acute flaccid paralysis from non-polio causes
- Reported cases of paralytic polio
- Reported cases of paralytic polio by world region
- Reported cases of paralytic polio from vaccine-derived virusesLine chart
- Reported cases of paralytic polio from wild polioviruses
- Reported paralytic polio cases and deaths
- Reported paralytic polio cases per million
- Share of one-year-olds who are vaccinated against polio
- Share of potential polio cases with adequate stool collection
- The decade of the last recorded wild paralytic polio case
- Where are we falling behind on screening and testing for polio?