Panama vs Sierra Leone: Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus
Panama
20,496 one-year-olds
in 2023
Sierra Leone
21,194 one-year-olds
in 2023
Panama rank
79th
Sierra Leone rank
77th
Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus over time
- Panama
- Sierra Leone
How they compare
Sierra Leone currently reports 21,194 one-year-olds against 20,496 one-year-olds in Panama, a difference of 698 one-year-olds.
Across all 25 years both countries report, Sierra Leone has been ahead every year.
Panama ranks 79th and Sierra Leone ranks 77th of 194 countries.
Sierra Leone has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Panama | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 5,441 one-year-olds | 90,195 one-year-olds | 84,754 one-year-olds | Sierra Leone |
| 2000s | 5,411 one-year-olds | 69,010 one-year-olds | 63,599 one-year-olds | Sierra Leone |
| 2010s | 12,136 one-year-olds | 24,183 one-year-olds | 12,047 one-year-olds | Sierra Leone |
| 2020s | 15,542 one-year-olds | 20,370 one-year-olds | 4,829 one-year-olds | Sierra Leone |
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 diphtheria, pertussis and tetanus, Panama or Sierra Leone?
- Sierra Leone, at 21,194 one-year-olds against 20,496 one-year-olds in Panama as of 2023.
- What is the difference in number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus between Panama and Sierra Leone?
- 698 one-year-olds, with Sierra Leone ahead.
- How many years of comparable data are there for Panama and Sierra Leone?
- 25 years are reported by both, from 1999 to 2023.
- How do Panama and Sierra Leone rank globally for number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus?
- Panama ranks 79th and Sierra Leone ranks 77th 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 diphtheria, pertussis and tetanus. 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 three doses of the combined diphtheria, tetanus and pertussis vaccine in a given year.