Immunization, Pol3 in Sao Tome and Principe
Sao Tome and Principe: Immunization, Pol3 was 85.0% in 2024. ▲ Rising
Immunization, Pol3 in Sao Tome and Principe, 1981–2024
Source: WHO and UNICEF (http://www.who.int/immunization/monitoring_surveillance/en/). Measured in % of one-year-old children.
Analysis
The most recent figure for immunization, pol3 in Sao Tome and Principe is 85.0%, measured in 2024.
Compared with earlier readings it is down 10.5% over ten years.
Over the whole period, immunization, pol3 in Sao Tome and Principe peaked at 99.0% in 2004 and was at its lowest, 48.0%, in 1981.
Sao Tome and Principe ranks 128th of 193 countries on this measure, in the middle of the range.
The long-run direction has been consistently rising across the 44 years of available data.
Immunization, Pol3 in Sao Tome and Principe, year by year
| Year | % of one-year-old children | Change |
|---|---|---|
| 1981 | 48.0% | — |
| 1982 | 48.0% | +0.0% |
| 1983 | 48.0% | +0.0% |
| 1984 | 48.0% | +0.0% |
| 1985 | 48.0% | +0.0% |
| 1986 | 66.0% | +37.5% |
| 1987 | 72.0% | +9.1% |
| 1988 | 72.0% | +0.0% |
| 1989 | 62.0% | -13.9% |
| 1990 | 90.0% | +45.2% |
| 1991 | 87.0% | -3.3% |
| 1992 | 67.0% | -23.0% |
| 1993 | 60.0% | -10.4% |
| 1994 | 69.0% | +15.0% |
| 1995 | 79.0% | +14.5% |
| 1996 | 68.0% | -13.9% |
| 1997 | 73.0% | +7.4% |
| 1998 | 72.0% | -1.4% |
| 1999 | 80.0% | +11.1% |
| 2000 | 87.0% | +8.8% |
| 2001 | 90.0% | +3.4% |
| 2002 | 92.0% | +2.2% |
| 2003 | 94.0% | +2.2% |
| 2004 | 99.0% | +5.3% |
| 2005 | 97.0% | -2.0% |
| 2006 | 97.0% | +0.0% |
| 2007 | 98.0% | +1.0% |
| 2008 | 99.0% | +1.0% |
| 2009 | 99.0% | +0.0% |
| 2010 | 98.0% | -1.0% |
| 2011 | 96.0% | -2.0% |
| 2012 | 96.0% | +0.0% |
| 2013 | 97.0% | +1.0% |
| 2014 | 95.0% | -2.1% |
| 2015 | 96.0% | +1.1% |
| 2016 | 96.0% | +0.0% |
| 2017 | 95.0% | -1.0% |
| 2018 | 95.0% | +0.0% |
| 2019 | 95.0% | +0.0% |
| 2020 | 94.0% | -1.1% |
| 2021 | 93.0% | -1.1% |
| 2022 | 89.0% | -4.3% |
| 2023 | 85.0% | -4.5% |
| 2024 | 85.0% | +0.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 56.9% | 48.0% | 72.0% | 9 |
| 1990s | 74.5% | 60.0% | 90.0% | 10 |
| 2000s | 95.2% | 87.0% | 99.0% | 10 |
| 2010s | 95.9% | 95.0% | 98.0% | 10 |
| 2020s | 89.2% | 85.0% | 94.0% | 5 |
Countries ranked near Sao Tome and Principe
- 128 Austria 85.0% compare
- 128 Kenya 85.0% compare
- 128 Mauritania 85.0% compare
- 128 Samoa 85.0% compare
- 128 Solomon Islands 85.0% compare
More health data for Sao Tome and Principe
- Un projection of annual infant deaths, annual growth rate -6.25 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 1.35 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 793.5 deaths per 1,000 people (2090)
- Number of infants who die before age 1 15 deaths (2100)
- Neonatal tetanus - number of reported cases, gaps filled 0 (2021)
- Population ages 00-04, female, annual growth rate 1.58 % 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 0.0651 units per person (2025)
- Population ages 00-04, male, annual growth rate 1.65 % 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 immunization, pol3 in Sao Tome and Principe?
- Immunization, pol3 in Sao Tome and Principe was 85.0% in 2024, according to WHO and UNICEF (http://www.who.int/immunization/monitoring_surveillance/en/).
- What is the highest immunization, pol3 recorded in Sao Tome and Principe?
- The highest recorded value was 99.0% in 2004.
- What is the lowest immunization, pol3 recorded in Sao Tome and Principe?
- The lowest recorded value was 48.0% in 1981.
- How does Sao Tome and Principe rank for immunization, pol3?
- Sao Tome and Principe ranks 128th out of 193 countries with data for 2024.
- Is immunization, pol3 rising or falling in Sao Tome and Principe?
- Over the last ten years it is down 10.5%. The long-run trend across the full record is rising.
- Where does this Sao Tome and Principe data come from?
- The figures come from WHO and UNICEF (http://www.who.int/immunization/monitoring_surveillance/en/), published as part of Immunization, Pol3 (% of one-year-old children). Statizoid updates them automatically from the source API.
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About this data
Child immunization rate, polio, is the percentage of children ages 12-23 months who received polio vaccinations before 12 months or at any time before the survey. A child is considered adequately immunized after three doses.