Malaysia vs Sierra Leone: Number of one-year-olds who are not vaccinated against Haemophilus influenzae type B
Malaysia
21,500 one-year-olds
in 2023
Sierra Leone
21,194 one-year-olds
in 2023
Malaysia rank
74th
Sierra Leone rank
75th
Number of one-year-olds who are not vaccinated against Haemophilus influenzae type B over time
- Malaysia
- Sierra Leone
How they compare
Malaysia currently reports 21,500 one-year-olds against 21,194 one-year-olds in Sierra Leone, a difference of 306 one-year-olds.
The two have swapped places 5 times across 17 shared years of data; in 2007 it was Sierra Leone ahead.
Malaysia ranks 74th and Sierra Leone ranks 75th of 191 countries.
Sierra Leone has averaged higher in every one of the 3 decades both report.
Head to head by decade
| Decade | Malaysia | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 34,459 one-year-olds | 51,009 one-year-olds | 16,551 one-year-olds | Sierra Leone |
| 2010s | 12,149 one-year-olds | 24,183 one-year-olds | 12,034 one-year-olds | Sierra Leone |
| 2020s | 18,100 one-year-olds | 20,370 one-year-olds | 2,271 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 haemophilus influenzae type b, Malaysia or Sierra Leone?
- Malaysia, at 21,500 one-year-olds against 21,194 one-year-olds in Sierra Leone as of 2023.
- What is the difference in number of one-year-olds who are not vaccinated against haemophilus influenzae type b between Malaysia and Sierra Leone?
- 306 one-year-olds, with Malaysia ahead.
- How many years of comparable data are there for Malaysia and Sierra Leone?
- 17 years are reported by both, from 2007 to 2023.
- How do Malaysia and Sierra Leone rank globally for number of one-year-olds who are not vaccinated against haemophilus influenzae type b?
- Malaysia ranks 74th and Sierra Leone ranks 75th of 191 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 Haemophilus influenzae type B. 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 Haemophilus influenzae type b vaccine in a given year.