Armenia vs Sao Tome and Principe: Number of one-year-olds who have not received the inactivated polio vaccine
Armenia
1,390 one-year-olds
in 2023
Sao Tome and Principe
1,188 one-year-olds
in 2023
Armenia rank
139th
Sao Tome and Principe rank
141st
Number of one-year-olds who have not received the inactivated polio vaccine over time
- Armenia
- Sao Tome and Principe
How they compare
Armenia currently reports 1,390 one-year-olds against 1,188 one-year-olds in Sao Tome and Principe, a difference of 202 one-year-olds.
That makes Armenia's figure about 1.2 times Sao Tome and Principe's.
The two have swapped places 2 times across 8 shared years of data; in 2016 it was Armenia ahead.
Armenia ranks 139th and Sao Tome and Principe ranks 141st of 194 countries.
Armenia has averaged higher in every one of the 2 decades both report.
Head to head by decade
| Decade | Armenia | Sao Tome and Principe | Difference | Ahead |
|---|---|---|---|---|
| 2010s | 9,119 one-year-olds | 1,453 one-year-olds | 7,665 one-year-olds | Armenia |
| 2020s | 2,940 one-year-olds | 691 one-year-olds | 2,249 one-year-olds | Armenia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher number of one-year-olds who have not received the inactivated polio vaccine, Armenia or Sao Tome and Principe?
- Armenia, at 1,390 one-year-olds against 1,188 one-year-olds in Sao Tome and Principe as of 2023.
- What is the difference in number of one-year-olds who have not received the inactivated polio vaccine between Armenia and Sao Tome and Principe?
- 202 one-year-olds, with Armenia ahead.
- How many years of comparable data are there for Armenia and Sao Tome and Principe?
- 8 years are reported by both, from 2016 to 2023.
- How do Armenia and Sao Tome and Principe rank globally for number of one-year-olds who have not received the inactivated polio vaccine?
- Armenia ranks 139th and Sao Tome and Principe ranks 141st of 194 countries.
- Where does this data come from?
- WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data, published as Number of one-year-olds who have not received the inactivated polio vaccine. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Number of one-year-olds who have not had the first dose of the inactivated polio vaccine in a given year.