Sao Tome and Principe vs Trinidad and Tobago: Number of one-year-olds who are not vaccinated against hepatitis B
Sao Tome and Principe
812.63 one-year-olds
in 2023
Trinidad and Tobago
658.36 one-year-olds
in 2023
Sao Tome and Principe rank
153rd
Trinidad and Tobago rank
155th
Number of one-year-olds who are not vaccinated against hepatitis B over time
- Sao Tome and Principe
- Trinidad and Tobago
How they compare
Sao Tome and Principe currently reports 812.63 one-year-olds against 658.36 one-year-olds in Trinidad and Tobago, a difference of 154.27 one-year-olds.
That makes Sao Tome and Principe's figure about 1.2 times Trinidad and Tobago's.
The two have swapped places 5 times across 21 shared years of data; in 2003 it was Trinidad and Tobago ahead.
Sao Tome and Principe ranks 153rd and Trinidad and Tobago ranks 155th of 189 countries.
Trinidad and Tobago has averaged higher in every one of the 3 decades both report.
Head to head by decade
| Decade | Sao Tome and Principe | Trinidad and Tobago | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 1,045 one-year-olds | 2,078 one-year-olds | 1,033 one-year-olds | Trinidad and Tobago |
| 2010s | 248.62 one-year-olds | 1,422 one-year-olds | 1,173 one-year-olds | Trinidad and Tobago |
| 2020s | 430.47 one-year-olds | 893.96 one-year-olds | 463.48 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 hepatitis b, Sao Tome and Principe or Trinidad and Tobago?
- Sao Tome and Principe, at 812.63 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 hepatitis b between Sao Tome and Principe and Trinidad and Tobago?
- 154.27 one-year-olds, with Sao Tome and Principe ahead.
- How many years of comparable data are there for Sao Tome and Principe and Trinidad and Tobago?
- 21 years are reported by both, from 2003 to 2023.
- How do Sao Tome and Principe and Trinidad and Tobago rank globally for number of one-year-olds who are not vaccinated against hepatitis b?
- Sao Tome and Principe ranks 153rd and Trinidad and Tobago ranks 155th of 189 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 hepatitis B. 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 hepatitis B vaccine in a given year.