Madagascar vs Tanzania, United Republic of: Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus
Madagascar
327,476 one-year-olds
in 2023
Tanzania, United Republic of
375,596 one-year-olds
in 2023
Madagascar rank
15th
Tanzania, United Republic of rank
13th
Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus over time
- Madagascar
- Tanzania, United Republic of
How they compare
Tanzania, United Republic of currently reports 375,596 one-year-olds against 327,476 one-year-olds in Madagascar, a difference of 48,120 one-year-olds.
That makes Tanzania, United Republic of's figure about 1.1 times Madagascar's.
The two have swapped places 8 times across 42 shared years of data; in 1982 it was Tanzania, United Republic of ahead.
Madagascar ranks 15th and Tanzania, United Republic of ranks 13th of 194 countries.
Madagascar has averaged higher in every one of the 5 decades both report.
Head to head by decade
| Decade | Madagascar | Tanzania, United Republic of | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 284,631 one-year-olds | 280,596 one-year-olds | 4,035 one-year-olds | Madagascar |
| 1990s | 235,885 one-year-olds | 209,259 one-year-olds | 26,625 one-year-olds | Madagascar |
| 2000s | 179,268 one-year-olds | 171,315 one-year-olds | 7,954 one-year-olds | Madagascar |
| 2010s | 250,840 one-year-olds | 145,744 one-year-olds | 105,096 one-year-olds | Madagascar |
| 2020s | 357,063 one-year-olds | 285,494 one-year-olds | 71,568 one-year-olds | Madagascar |
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, Madagascar or Tanzania, United Republic of?
- Tanzania, United Republic of, at 375,596 one-year-olds against 327,476 one-year-olds in Madagascar as of 2023.
- What is the difference in number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus between Madagascar and Tanzania, United Republic of?
- 48,120 one-year-olds, with Tanzania, United Republic of ahead.
- How many years of comparable data are there for Madagascar and Tanzania, United Republic of?
- 42 years are reported by both, from 1982 to 2023.
- How do Madagascar and Tanzania, United Republic of rank globally for number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus?
- Madagascar ranks 15th and Tanzania, United Republic of ranks 13th 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.