Solomon Islands vs Sri Lanka: Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus
Solomon Islands
3,349 one-year-olds
in 2023
Sri Lanka
3,246 one-year-olds
in 2023
Solomon Islands rank
127th
Sri Lanka rank
128th
Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus over time
- Solomon Islands
- Sri Lanka
How they compare
Solomon Islands currently reports 3,349 one-year-olds against 3,246 one-year-olds in Sri Lanka, a difference of 103 one-year-olds.
The two have swapped places 5 times across 44 shared years of data; in 1980 it was Sri Lanka ahead.
Solomon Islands ranks 127th and Sri Lanka ranks 128th of 194 countries.
Sri Lanka has averaged higher in every one of the 5 decades both report.
Head to head by decade
| Decade | Solomon Islands | Sri Lanka | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 5,487 one-year-olds | 124,754 one-year-olds | 119,267 one-year-olds | Sri Lanka |
| 1990s | 3,588 one-year-olds | 28,742 one-year-olds | 25,154 one-year-olds | Sri Lanka |
| 2000s | 2,019 one-year-olds | 6,856 one-year-olds | 4,837 one-year-olds | Sri Lanka |
| 2010s | 2,489 one-year-olds | 3,525 one-year-olds | 1,036 one-year-olds | Sri Lanka |
| 2020s | 2,377 one-year-olds | 9,073 one-year-olds | 6,696 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 diphtheria, pertussis and tetanus, Solomon Islands or Sri Lanka?
- Solomon Islands, at 3,349 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 diphtheria, pertussis and tetanus between Solomon Islands and Sri Lanka?
- 103 one-year-olds, with Solomon Islands ahead.
- How many years of comparable data are there for Solomon Islands and Sri Lanka?
- 44 years are reported by both, from 1980 to 2023.
- How do Solomon Islands and Sri Lanka rank globally for number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus?
- Solomon Islands ranks 127th and Sri Lanka ranks 128th 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.