Share of potential polio cases tested and reported to the WHO in Brazil
Brazil: Share of potential polio cases tested and reported to the WHO was 0.0% in 2023. ▼ Falling
Share of potential polio cases tested and reported to the WHO in Brazil, 2001–2023
Source: World Health Organization (2024) – processed by Our World in Data. Measured in %.
Analysis
In 2023, share of potential polio cases tested and reported to the who in Brazil stood at 0.0%. That is the lowest value across all 23 years on record.
The figure is down 100.0% on the previous year and down 100.0% over ten years.
Over the whole period, share of potential polio cases tested and reported to the who in Brazil peaked at 79.0% in 2010 and was at its lowest, 0.0%, in 2023.
Brazil ranks 117th of 173 countries on this measure, in the middle of the range.
The long-run direction has been consistently falling across the 23 years of available data.
Share of potential polio cases tested and reported to the WHO in Brazil, year by year
| Year | % | Change |
|---|---|---|
| 2001 | 64.0% | — |
| 2002 | 70.0% | +9.4% |
| 2003 | 74.0% | +5.7% |
| 2004 | 71.0% | -4.1% |
| 2005 | 74.0% | +4.2% |
| 2006 | 72.0% | -2.7% |
| 2007 | 77.0% | +6.9% |
| 2008 | 73.0% | -5.2% |
| 2009 | 77.0% | +5.5% |
| 2010 | 79.0% | +2.6% |
| 2011 | 77.0% | -2.5% |
| 2012 | 75.0% | -2.6% |
| 2013 | 70.0% | -6.7% |
| 2014 | 71.0% | +1.4% |
| 2015 | 73.0% | +2.8% |
| 2016 | 66.0% | -9.6% |
| 2017 | 70.0% | +6.1% |
| 2018 | 65.0% | -7.1% |
| 2019 | 65.0% | +0.0% |
| 2020 | 67.0% | +3.1% |
| 2021 | 8.0% | -88.1% |
| 2022 | 12.0% | +50.0% |
| 2023 | 0.0% | -100.0% |
Brazil compared with similar countries
- Brazil's 0.0% is below the median for upper middle income countries, which is 85.0%. (45 countries reporting)
Biggest year-on-year movements
Years where Share of potential polio cases tested and reported to the WHO in Brazil changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 2023 | -100.0% | 12.0% | 0.0% |
| 2021 | -88.1% | 67.0% | 8.0% |
| 2022 | +50.0% | 8.0% | 12.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 72.4% | 64.0% | 77.0% | 9 |
| 2010s | 71.1% | 65.0% | 79.0% | 10 |
| 2020s | 21.8% | 0.0% | 67.0% | 4 |
Countries ranked near Brazil
- 114 Bulgaria 25.0% compare
- 114 Norway 25.0% compare
- 116 Poland 8.0% compare
- 117 Albania 0.0% compare
- 117 Andorra 0.0%
- 117 Argentina 0.0% compare
- 117 Austria 0.0% compare
- 117 Belgium 0.0% compare
- 117 Bolivia 0.0% compare
- 117 Canada 0.0% compare
- 117 Chile 0.0% compare
- 117 Colombia 0.0% compare
- 117 Costa Rica 0.0% compare
- 117 Croatia 0.0% compare
- 117 Cuba 0.0% compare
- 117 Cyprus 0.0% compare
- 117 Denmark 0.0%
- 117 Dominican Republic 0.0% compare
- 117 East Timor 0.0% compare
- 117 Ecuador 0.0% compare
- 117 El Salvador 0.0% compare
- 117 Estonia 0.0% compare
- 117 Finland 0.0%
- 117 France 0.0%
- 117 Germany 0.0% compare
- 117 Guatemala 0.0% compare
- 117 Haiti 0.0% compare
- 117 Honduras 0.0% compare
- 117 Hong Kong 0.0% compare
- 117 Iceland 0.0%
- 117 Ireland 0.0% compare
- 117 Lithuania 0.0% compare
- 117 Luxembourg 0.0%
- 117 Macao 0.0% compare
- 117 Malta 0.0% compare
- 117 Mexico 0.0% compare
- 117 Monaco 0.0%
- 117 Netherlands 0.0% compare
- 117 Nicaragua 0.0% compare
- 117 North Macedonia 0.0% compare
- 117 Panama 0.0% compare
- 117 Paraguay 0.0% compare
- 117 Peru 0.0% compare
- 117 Portugal 0.0% compare
- 117 Reunion 0.0%
- 117 Romania 0.0% compare
- 117 Saint Helena 0.0%
- 117 San Marino 0.0%
- 117 Sao Tome and Principe 0.0% compare
- 117 Seychelles 0.0% compare
- 117 Slovakia 0.0% compare
- 117 Slovenia 0.0% compare
- 117 South Sudan 0.0% compare
- 117 Sweden 0.0%
- 117 Switzerland 0.0% compare
- 117 United Kingdom 0.0%
- 117 United States 0.0%
- 117 Uruguay 0.0% compare
- 117 Venezuela 0.0% compare
More reference data data for Brazil
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 13.82 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 72.83 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 139.27 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 9.01 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 139.27 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 46.34 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 18.99 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 405.35 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 699.19 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 49.04 (2050)
Frequently asked questions
- What is share of potential polio cases tested and reported to the who in Brazil?
- Share of potential polio cases tested and reported to the who in Brazil was 0.0% in 2023, according to World Health Organization (2024) – processed by Our World in Data.
- What is the highest share of potential polio cases tested and reported to the who recorded in Brazil?
- The highest recorded value was 79.0% in 2010.
- What is the lowest share of potential polio cases tested and reported to the who recorded in Brazil?
- The lowest recorded value was 0.0% in 2023.
- How does Brazil rank for share of potential polio cases tested and reported to the who?
- Brazil ranks 117th out of 173 countries with data for 2023.
- Is share of potential polio cases tested and reported to the who rising or falling in Brazil?
- Over the last ten years it is down 100.0%. The long-run trend across the full record is falling.
- Where does this Brazil data come from?
- The figures come from World Health Organization (2024) – processed by Our World in Data, published as part of Share of potential polio cases tested and reported to the WHO. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 23 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Share of acute flaccid paralysis (AFP) cases, where stool samples were tested for poliovirus and reported to the WHO.