Papua New Guinea vs Zambia: Number of one-year-olds who have not received the inactivated polio vaccine
Papua New Guinea
143,610 one-year-olds
in 2023
Zambia
147,656 one-year-olds
in 2023
Papua New Guinea rank
29th
Zambia rank
27th
Number of one-year-olds who have not received the inactivated polio vaccine over time
- Papua New Guinea
- Zambia
How they compare
Zambia currently reports 147,656 one-year-olds against 143,610 one-year-olds in Papua New Guinea, a difference of 4,046 one-year-olds.
The two have swapped places 2 times across 6 shared years of data; in 2018 it was Zambia ahead.
Papua New Guinea ranks 29th and Zambia ranks 27th of 194 countries.
Across the 2 decades both report, Papua New Guinea averaged higher in 1 and Zambia in 1.
Head to head by decade
| Decade | Papua New Guinea | Zambia | Difference | Ahead |
|---|---|---|---|---|
| 2010s | 156,155 one-year-olds | 271,110 one-year-olds | 114,956 one-year-olds | Zambia |
| 2020s | 147,467 one-year-olds | 127,303 one-year-olds | 20,163 one-year-olds | Papua New Guinea |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher number of one-year-olds who have not received the inactivated polio vaccine, Papua New Guinea or Zambia?
- Zambia, at 147,656 one-year-olds against 143,610 one-year-olds in Papua New Guinea as of 2023.
- What is the difference in number of one-year-olds who have not received the inactivated polio vaccine between Papua New Guinea and Zambia?
- 4,046 one-year-olds, with Zambia ahead.
- How many years of comparable data are there for Papua New Guinea and Zambia?
- 6 years are reported by both, from 2018 to 2023.
- How do Papua New Guinea and Zambia rank globally for number of one-year-olds who have not received the inactivated polio vaccine?
- Papua New Guinea ranks 29th and Zambia ranks 27th 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 have not received the inactivated polio vaccine. 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 inactivated polio vaccine in a given year.