Oman vs Sao Tome and Principe: Number of one-year-olds who are not vaccinated against measles

Oman
846.12 one-year-olds
in 2023
Sao Tome and Principe
812.63 one-year-olds
in 2023
Oman rank
156th
Sao Tome and Principe rank
157th

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

  • Oman
  • Sao Tome and Principe
010.0k20.0k30.0k40.0k198020012023

How they compare

Oman currently reports 846.12 one-year-olds against 812.63 one-year-olds in Sao Tome and Principe, a difference of 33.49 one-year-olds.

The two have swapped places 8 times across 43 shared years of data; in 1981 it was Oman ahead.

Oman ranks 156th and Sao Tome and Principe ranks 157th of 194 countries.

Across the 5 decades both report, Oman averaged higher in 4 and Sao Tome and Principe in 1.

Head to head by decade

Decade Oman Sao Tome and Principe Difference Ahead
1980s 21,176 one-year-olds 2,046 one-year-olds 19,130 one-year-olds Oman
1990s 1,579 one-year-olds 1,648 one-year-olds 68.74 one-year-olds Sao Tome and Principe
2000s 1,019 one-year-olds 780.42 one-year-olds 238.77 one-year-olds Oman
2010s 756.9 one-year-olds 460.8 one-year-olds 296.09 one-year-olds Oman
2020s 1,285 one-year-olds 1,035 one-year-olds 249.97 one-year-olds Oman

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 measles, Oman or Sao Tome and Principe?
Oman, at 846.12 one-year-olds against 812.63 one-year-olds in Sao Tome and Principe as of 2023.
What is the difference in number of one-year-olds who are not vaccinated against measles between Oman and Sao Tome and Principe?
33.49 one-year-olds, with Oman ahead.
How many years of comparable data are there for Oman and Sao Tome and Principe?
43 years are reported by both, from 1981 to 2023.
How do Oman and Sao Tome and Principe rank globally for number of one-year-olds who are not vaccinated against measles?
Oman ranks 156th and Sao Tome and Principe ranks 157th 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 measles. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Oman vs Sao Tome and Principe: Number of one-year-olds who are not vaccinated against measles. Statizoid, drawing on WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data. Retrieved 05 September 2026, from https://health.statizoid.com/compare/measles-number-unvaccinated/oman/sao-tome-and-principe/

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<a href="https://health.statizoid.com/compare/measles-number-unvaccinated/oman/sao-tome-and-principe/">Oman vs Sao Tome and Principe: Number of one-year-olds who are not vaccinated against measles</a> — Statizoid

About this data

Indicator
Number of one-year-olds who are not vaccinated against measles
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
194 places, 7,780 data points, 1980–2023
Last refreshed

Number of one-year-olds who have not had the first dose of the measles vaccine in a given year.