Niger vs Sao Tome and Principe: Inactivated first-dose polio vaccine (IPV1) immunization coverage
Niger
87.0%
in 2025
Sao Tome and Principe
87.0%
in 2025
Niger rank
131st
Sao Tome and Principe rank
131st
Inactivated first-dose polio vaccine (IPV1) immunization coverage over time
- Niger
- Sao Tome and Principe
How they compare
Niger currently reports 87.0% against 87.0% in Sao Tome and Principe, a difference of 0.0%.
The two have swapped places 3 times across 11 shared years of data; in 2015 it was Niger ahead.
Niger ranks 131st and Sao Tome and Principe ranks 131st of 194 countries.
Across the 2 decades both report, Niger averaged higher in 1 and Sao Tome and Principe in 1.
Head to head by decade
| Decade | Niger | Sao Tome and Principe | Difference | Ahead |
|---|---|---|---|---|
| 2010s | 69.2% | 61.0% | 8.2% | Niger |
| 2020s | 84.2% | 88.2% | 4.0% | Sao Tome and Principe |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher inactivated first-dose polio vaccine (ipv1) immunization coverage, Niger or Sao Tome and Principe?
- Niger, at 87.0% against 87.0% in Sao Tome and Principe as of 2025.
- What is the difference in inactivated first-dose polio vaccine (ipv1) immunization coverage between Niger and Sao Tome and Principe?
- 0.0%, with Niger ahead.
- How many years of comparable data are there for Niger and Sao Tome and Principe?
- 11 years are reported by both, from 2015 to 2025.
- How do Niger and Sao Tome and Principe rank globally for inactivated first-dose polio vaccine (ipv1) immunization coverage?
- Niger ranks 131st and Sao Tome and Principe ranks 131st of 194 countries.
- Where does this data come from?
- World Health Organization, Global Health Observatory, published as Inactivated first-dose polio vaccine (IPV1) immunization coverage among 1-year-olds (%) (WUENIC). Statizoid refreshes it automatically from the source and publishes the full history for both places.