Seychelles vs Saint Vincent and the Grenadines: Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus

Seychelles
54.12 one-year-olds
in 2023
Saint Vincent and the Grenadines
74.28 one-year-olds
in 2023
Seychelles rank
183rd
Saint Vincent and the Grenadines rank
180th

Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus over time

  • Seychelles
  • Saint Vincent and the Grenadines
05001.0k1.5k2.0k198020012023

How they compare

Saint Vincent and the Grenadines currently reports 74.28 one-year-olds against 54.12 one-year-olds in Seychelles, a difference of 20.16 one-year-olds.

That makes Saint Vincent and the Grenadines's figure about 1.4 times Seychelles's.

The two have swapped places 14 times across 43 shared years of data; in 1981 it was Saint Vincent and the Grenadines ahead.

Seychelles ranks 183rd and Saint Vincent and the Grenadines ranks 180th of 194 countries.

Across the 5 decades both report, Seychelles averaged higher in 1 and Saint Vincent and the Grenadines in 4.

Head to head by decade

Decade Seychelles Saint Vincent and the Grenadines Difference Ahead
1980s 319.64 one-year-olds 509.65 one-year-olds 190.01 one-year-olds Saint Vincent and the Grenadines
1990s 36.77 one-year-olds 40.75 one-year-olds 3.99 one-year-olds Saint Vincent and the Grenadines
2000s 20.26 one-year-olds 22.66 one-year-olds 2.4 one-year-olds Saint Vincent and the Grenadines
2010s 31.09 one-year-olds 38 one-year-olds 6.91 one-year-olds Saint Vincent and the Grenadines
2020s 65.94 one-year-olds 58.47 one-year-olds 7.47 one-year-olds Seychelles

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 diphtheria, pertussis and tetanus, Seychelles or Saint Vincent and the Grenadines?
Saint Vincent and the Grenadines, at 74.28 one-year-olds against 54.12 one-year-olds in Seychelles as of 2023.
What is the difference in number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus between Seychelles and Saint Vincent and the Grenadines?
20.16 one-year-olds, with Saint Vincent and the Grenadines ahead.
How many years of comparable data are there for Seychelles and Saint Vincent and the Grenadines?
43 years are reported by both, from 1981 to 2023.
How do Seychelles and Saint Vincent and the Grenadines rank globally for number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus?
Seychelles ranks 183rd and Saint Vincent and the Grenadines ranks 180th 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 diphtheria, pertussis and tetanus. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

Share, cite or embed this page

Cite this page

Seychelles vs Saint Vincent and the Grenadines: Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus. Statizoid, drawing on WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data. Retrieved 06 September 2026, from https://health.statizoid.com/compare/dtp3-children-unvaccinated/seychelles/st-vincent-and-the-grenadines/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under CC BY 4.0 (Our World in Data); please keep the attribution.

<a href="https://health.statizoid.com/compare/dtp3-children-unvaccinated/seychelles/st-vincent-and-the-grenadines/">Seychelles vs Saint Vincent and the Grenadines: Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus</a> — Statizoid

About this data

Indicator
Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus
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, 7,906 data points, 1980–2023
Last refreshed

Number of one-year-olds who have not had three doses of the combined diphtheria, tetanus and pertussis vaccine in a given year.