Azerbaijan vs Zambia: Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus
Azerbaijan
63,643 one-year-olds
in 2023
Zambia
64,198 one-year-olds
in 2023
Azerbaijan rank
49th
Zambia rank
48th
Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus over time
- Azerbaijan
- Zambia
How they compare
Zambia currently reports 64,198 one-year-olds against 63,643 one-year-olds in Azerbaijan, a difference of 555 one-year-olds.
The two have swapped places 5 times across 32 shared years of data; in 1992 it was Azerbaijan ahead.
Azerbaijan ranks 49th and Zambia ranks 48th of 194 countries.
Zambia has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Azerbaijan | Zambia | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 49,094 one-year-olds | 53,103 one-year-olds | 4,009 one-year-olds | Zambia |
| 2000s | 29,130 one-year-olds | 69,454 one-year-olds | 40,324 one-year-olds | Zambia |
| 2010s | 36,630 one-year-olds | 76,199 one-year-olds | 39,569 one-year-olds | Zambia |
| 2020s | 66,584 one-year-olds | 67,215 one-year-olds | 631.57 one-year-olds | Zambia |
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, Azerbaijan or Zambia?
- Zambia, at 64,198 one-year-olds against 63,643 one-year-olds in Azerbaijan as of 2023.
- What is the difference in number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus between Azerbaijan and Zambia?
- 555 one-year-olds, with Zambia ahead.
- How many years of comparable data are there for Azerbaijan and Zambia?
- 32 years are reported by both, from 1992 to 2023.
- How do Azerbaijan and Zambia rank globally for number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus?
- Azerbaijan ranks 49th and Zambia ranks 48th 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.