Italy vs Sierra Leone: Number of one-year-olds who are not vaccinated against measles
Italy
20,403 one-year-olds
in 2023
Sierra Leone
23,549 one-year-olds
in 2023
Italy rank
79th
Sierra Leone rank
76th
Number of one-year-olds who are not vaccinated against measles over time
- Italy
- Sierra Leone
How they compare
Sierra Leone currently reports 23,549 one-year-olds against 20,403 one-year-olds in Italy, a difference of 3,146 one-year-olds.
That makes Sierra Leone's figure about 1.2 times Italy's.
The two have swapped places 7 times across 25 shared years of data; in 1999 it was Italy ahead.
Italy ranks 79th and Sierra Leone ranks 76th of 194 countries.
Across the 4 decades both report, Italy averaged higher in 3 and Sierra Leone in 1.
Head to head by decade
| Decade | Italy | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 157,171 one-year-olds | 60,130 one-year-olds | 97,041 one-year-olds | Italy |
| 2000s | 82,929 one-year-olds | 65,400 one-year-olds | 17,529 one-year-olds | Italy |
| 2010s | 52,236 one-year-olds | 34,893 one-year-olds | 17,344 one-year-olds | Italy |
| 2020s | 26,078 one-year-olds | 26,742 one-year-olds | 664.3 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 measles, Italy or Sierra Leone?
- Sierra Leone, at 23,549 one-year-olds against 20,403 one-year-olds in Italy as of 2023.
- What is the difference in number of one-year-olds who are not vaccinated against measles between Italy and Sierra Leone?
- 3,146 one-year-olds, with Sierra Leone ahead.
- How many years of comparable data are there for Italy and Sierra Leone?
- 25 years are reported by both, from 1999 to 2023.
- How do Italy and Sierra Leone rank globally for number of one-year-olds who are not vaccinated against measles?
- Italy ranks 79th and Sierra Leone ranks 76th 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 measles. 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 measles vaccine in a given year.