Portugal vs Trinidad and Tobago: Number of one-year-olds who are not vaccinated against hepatitis B

Portugal
824.42 one-year-olds
in 2023
Trinidad and Tobago
658.36 one-year-olds
in 2023
Portugal rank
152nd
Trinidad and Tobago rank
155th

Number of one-year-olds who are not vaccinated against hepatitis B over time

  • Portugal
  • Trinidad and Tobago
025.0k50.0k75.0k100.0k199520092023

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 6 times across 22 shared years of data; in 2002 it was Portugal ahead.

Portugal ranks 152nd and Trinidad and Tobago ranks 155th of 189 countries.

Across the 3 decades both report, Portugal averaged higher in 2 and Trinidad and Tobago in 1.

Head to head by decade

Decade Portugal Trinidad and Tobago Difference Ahead
2000s 6,765 one-year-olds 4,071 one-year-olds 2,694 one-year-olds Portugal
2010s 2,004 one-year-olds 1,422 one-year-olds 581.73 one-year-olds Portugal
2020s 845.14 one-year-olds 893.96 one-year-olds 48.81 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, 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 hepatitis b 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?
22 years are reported by both, from 2002 to 2023.
How do Portugal and Trinidad and Tobago rank globally for number of one-year-olds who are not vaccinated against hepatitis b?
Portugal ranks 152nd 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.

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Portugal vs Trinidad and Tobago: Number of one-year-olds who are not vaccinated against hepatitis B. Statizoid, drawing on WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data. Retrieved 09 September 2026, from https://health.statizoid.com/compare/hepb3-number-unvaccinated/portugal/trinidad-and-tobago/

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About this data

Indicator
Number of one-year-olds who are not vaccinated against hepatitis B
Unit
one-year-olds
Source
WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
189 places, 4,534 data points, 1989–2023
Last refreshed

Number of one-year-olds who have not had three doses of the hepatitis B vaccine in a given year.