Number of one-year-olds who have not received the inactivated polio vaccine in Seychelles
Seychelles: Number of one-year-olds who have not received the inactivated polio vaccine was 54.12 one-year-olds in 2023. ◆ Volatile
Number of one-year-olds who have not received the inactivated polio vaccine in Seychelles, 2015–2023
Source: WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data. Measured in one-year-olds.
Analysis
The most recent figure for number of one-year-olds who have not received the inactivated polio vaccine in Seychelles is 54.12 one-year-olds, measured in 2023.
Compared with earlier readings it is up 202.0% on the previous year and down 94.9% over ten years.
Over the whole period, number of one-year-olds who have not received the inactivated polio vaccine in Seychelles peaked at 1,071 one-year-olds in 2015 and was at its lowest, 16.62 one-year-olds, in 2016.
Seychelles ranks 179th of 194 countries on this measure, in the bottom quarter.
Number of one-year-olds who have not received the inactivated polio vaccine in Seychelles, year by year
| Year | one-year-olds | Change |
|---|---|---|
| 2015 | 1,071 one-year-olds | — |
| 2016 | 16.62 one-year-olds | -98.4% |
| 2017 | 16.86 one-year-olds | +1.4% |
| 2018 | 17.12 one-year-olds | +1.5% |
| 2019 | 17.24 one-year-olds | +0.7% |
| 2020 | 34.56 one-year-olds | +100.5% |
| 2021 | 34.68 one-year-olds | +0.3% |
| 2022 | 17.92 one-year-olds | -48.3% |
| 2023 | 54.12 one-year-olds | +202.0% |
Seychelles compared with similar countries
- Seychelles's 54.12 one-year-olds is below the median for high income countries, which is 1,234 one-year-olds, 4% of the median. (63 countries reporting)
- Seychelles's 54.12 one-year-olds is below the median for Sub-Saharan Africa, which is 58,553 one-year-olds, 0% of the median. (48 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 227.68 one-year-olds | 16.62 one-year-olds | 1,071 one-year-olds | 5 |
| 2020s | 35.32 one-year-olds | 17.92 one-year-olds | 54.12 one-year-olds | 4 |
Countries ranked near Seychelles
More health data for Seychelles
- Un projection of annual infant deaths, annual growth rate 0 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate -1.17 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 1,333 deaths per 1,000 people (2090)
- Number of infants who die before age 1 3 deaths (2100)
- Neonatal tetanus - number of reported cases, gaps filled 0 (2025)
- Population ages 00-04, female, annual growth rate -0.0987 % change on previous year (2025)
- Population ages 00-04, female, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 00-04, female, per capita 0.033 units per person (2025)
- Population ages 00-04, male, annual growth rate -0.2838 % change on previous year (2025)
- Population ages 00-04, male, per unit of GDP 0 units per US$ of GDP (2025)
Frequently asked questions
- What is number of one-year-olds who have not received the inactivated polio vaccine in Seychelles?
- Number of one-year-olds who have not received the inactivated polio vaccine in Seychelles was 54.12 one-year-olds in 2023, according to WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data.
- What is the highest number of one-year-olds who have not received the inactivated polio vaccine recorded in Seychelles?
- The highest recorded value was 1,071 one-year-olds in 2015.
- What is the lowest number of one-year-olds who have not received the inactivated polio vaccine recorded in Seychelles?
- The lowest recorded value was 16.62 one-year-olds in 2016.
- How does Seychelles rank for number of one-year-olds who have not received the inactivated polio vaccine?
- Seychelles ranks 179th out of 194 countries with data for 2023.
- Is number of one-year-olds who have not received the inactivated polio vaccine rising or falling in Seychelles?
- Over the last ten years it is down 94.9%. The long-run trend across the full record is volatile.
- Where does this Seychelles data come from?
- The figures come from WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data, published as part of Number of one-year-olds who have not received the inactivated polio vaccine. Statizoid updates them automatically from the source API.
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About this data
Number of one-year-olds who have not had the first dose of the inactivated polio vaccine in a given year.