Sierra Leone vs South Africa: Reported paralytic polio cases per million
Sierra Leone
0 cases per million
in 2023
South Africa
0 cases per million
in 2023
Sierra Leone rank
26th
South Africa rank
26th
Reported paralytic polio cases per million over time
- Sierra Leone
- South Africa
How they compare
Sierra Leone currently reports 0 cases per million against 0 cases per million in South Africa, a difference of 0 cases per million.
The two have swapped places 12 times across 43 shared years of data; in 1980 it was South Africa ahead.
Sierra Leone ranks 26th and South Africa ranks 26th of 199 countries.
Sierra Leone has averaged higher in every one of the 5 decades both report.
Head to head by decade
| Decade | Sierra Leone | South Africa | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 10.4 cases per million | 3.76 cases per million | 6.64 cases per million | Sierra Leone |
| 1990s | 3.28 cases per million | 0.2755 cases per million | 3.01 cases per million | Sierra Leone |
| 2000s | 0.9174 cases per million | 0 cases per million | 0.9174 cases per million | Sierra Leone |
| 2010s | 0.0155 cases per million | 0 cases per million | 0.0155 cases per million | Sierra Leone |
| 2020s | 0.4521 cases per million | 0 cases per million | 0.4521 cases per million | Sierra Leone |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher reported paralytic polio cases per million, Sierra Leone or South Africa?
- Sierra Leone, at 0 cases per million against 0 cases per million in South Africa as of 2023.
- What is the difference in reported paralytic polio cases per million between Sierra Leone and South Africa?
- 0 cases per million, with Sierra Leone ahead.
- How many years of comparable data are there for Sierra Leone and South Africa?
- 43 years are reported by both, from 1980 to 2023.
- How do Sierra Leone and South Africa rank globally for reported paralytic polio cases per million?
- Sierra Leone ranks 26th and South Africa ranks 26th of 199 countries.
- Where does this data come from?
- World Health Organization (2019); World Health Organization (2024); Population based on various sources (2023) – with major processing by Our World in Data, published as Reported paralytic polio cases per million. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Sum of wild poliovirus cases and circulating vaccine derived poliovirus cases per million people.