Sao Tome and Principe vs Sierra Leone: Reported paralytic polio cases per million
Sao Tome and Principe
0 cases per million
in 2023
Sierra Leone
0 cases per million
in 2023
Sao Tome and Principe rank
26th
Sierra Leone rank
26th
Reported paralytic polio cases per million over time
- Sao Tome and Principe
- Sierra Leone
How they compare
Sao Tome and Principe currently reports 0 cases per million against 0 cases per million in Sierra Leone, a difference of 0 cases per million.
The two have swapped places 1 time across 43 shared years of data; in 1980 it was Sao Tome and Principe ahead.
Sao Tome and Principe ranks 26th and Sierra Leone ranks 26th of 199 countries.
Across the 5 decades both report, Sao Tome and Principe averaged higher in 1 and Sierra Leone in 4.
Head to head by decade
| Decade | Sao Tome and Principe | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 29.83 cases per million | 10.4 cases per million | 19.43 cases per million | Sao Tome and Principe |
| 1990s | 0 cases per million | 3.28 cases per million | 3.28 cases per million | Sierra Leone |
| 2000s | 0 cases per million | 0.9174 cases per million | 0.9174 cases per million | Sierra Leone |
| 2010s | 0 cases per million | 0.0155 cases per million | 0.0155 cases per million | Sierra Leone |
| 2020s | 0 cases per million | 0.4521 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, Sao Tome and Principe or Sierra Leone?
- Sao Tome and Principe, at 0 cases per million against 0 cases per million in Sierra Leone as of 2023.
- What is the difference in reported paralytic polio cases per million between Sao Tome and Principe and Sierra Leone?
- 0 cases per million, with Sao Tome and Principe ahead.
- How many years of comparable data are there for Sao Tome and Principe and Sierra Leone?
- 43 years are reported by both, from 1980 to 2023.
- How do Sao Tome and Principe and Sierra Leone rank globally for reported paralytic polio cases per million?
- Sao Tome and Principe ranks 26th and Sierra Leone 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.