El Salvador vs Sri Lanka: Number of one-year-olds who are not vaccinated against polio
El Salvador
3,950 one-year-olds
in 2023
Sri Lanka
3,246 one-year-olds
in 2023
El Salvador rank
124th
Sri Lanka rank
127th
Number of one-year-olds who are not vaccinated against polio over time
- El Salvador
- Sri Lanka
How they compare
El Salvador currently reports 3,950 one-year-olds against 3,246 one-year-olds in Sri Lanka, a difference of 704 one-year-olds.
That makes El Salvador's figure about 1.2 times Sri Lanka's.
The two have swapped places 15 times across 44 shared years of data; in 1980 it was Sri Lanka ahead.
El Salvador ranks 124th and Sri Lanka ranks 127th of 194 countries.
Across the 5 decades both report, El Salvador averaged higher in 2 and Sri Lanka in 3.
Head to head by decade
| Decade | El Salvador | Sri Lanka | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 85,463 one-year-olds | 123,540 one-year-olds | 38,077 one-year-olds | Sri Lanka |
| 1990s | 25,825 one-year-olds | 28,405 one-year-olds | 2,580 one-year-olds | Sri Lanka |
| 2000s | 9,285 one-year-olds | 7,218 one-year-olds | 2,068 one-year-olds | El Salvador |
| 2010s | 9,341 one-year-olds | 3,525 one-year-olds | 5,816 one-year-olds | El Salvador |
| 2020s | 7,512 one-year-olds | 9,073 one-year-olds | 1,561 one-year-olds | Sri Lanka |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher number of one-year-olds who are not vaccinated against polio, El Salvador or Sri Lanka?
- El Salvador, at 3,950 one-year-olds against 3,246 one-year-olds in Sri Lanka as of 2023.
- What is the difference in number of one-year-olds who are not vaccinated against polio between El Salvador and Sri Lanka?
- 704 one-year-olds, with El Salvador ahead.
- How many years of comparable data are there for El Salvador and Sri Lanka?
- 44 years are reported by both, from 1980 to 2023.
- How do El Salvador and Sri Lanka rank globally for number of one-year-olds who are not vaccinated against polio?
- El Salvador ranks 124th and Sri Lanka ranks 127th 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 are not vaccinated against polio. 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 third dose of either the oral or inactivated polio vaccine in a given year.