Portugal vs Trinidad and Tobago: Number of one-year-olds who are not vaccinated against polio
Portugal
824.42 one-year-olds
in 2023
Trinidad and Tobago
658.36 one-year-olds
in 2023
Portugal rank
155th
Trinidad and Tobago rank
158th
Number of one-year-olds who are not vaccinated against polio over time
- Portugal
- Trinidad and Tobago
How they compare
Portugal currently reports 824.42 one-year-olds against 658.36 one-year-olds in Trinidad and Tobago, a difference of 166.06 one-year-olds.
That makes Portugal's figure about 1.3 times Trinidad and Tobago's.
The two have swapped places 4 times across 44 shared years of data; in 1980 it was Portugal ahead.
Portugal ranks 155th and Trinidad and Tobago ranks 158th of 194 countries.
Across the 5 decades both report, Portugal averaged higher in 4 and Trinidad and Tobago in 1.
Head to head by decade
| Decade | Portugal | Trinidad and Tobago | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 79,594 one-year-olds | 10,309 one-year-olds | 69,285 one-year-olds | Portugal |
| 1990s | 6,542 one-year-olds | 3,039 one-year-olds | 3,503 one-year-olds | Portugal |
| 2000s | 4,601 one-year-olds | 1,572 one-year-olds | 3,029 one-year-olds | Portugal |
| 2010s | 1,830 one-year-olds | 1,384 one-year-olds | 446.42 one-year-olds | Portugal |
| 2020s | 845.14 one-year-olds | 1,026 one-year-olds | 180.53 one-year-olds | Trinidad and Tobago |
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 polio, Portugal or Trinidad and Tobago?
- Portugal, at 824.42 one-year-olds against 658.36 one-year-olds in Trinidad and Tobago as of 2023.
- What is the difference in number of one-year-olds who are not vaccinated against polio between Portugal and Trinidad and Tobago?
- 166.06 one-year-olds, with Portugal ahead.
- How many years of comparable data are there for Portugal and Trinidad and Tobago?
- 44 years are reported by both, from 1980 to 2023.
- How do Portugal and Trinidad and Tobago rank globally for number of one-year-olds who are not vaccinated against polio?
- Portugal ranks 155th and Trinidad and Tobago ranks 158th 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 polio. 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 third dose of either the oral or inactivated polio vaccine in a given year.