Number of one-year-olds who are not fully vaccinated against in Mauritania
Mauritania: Number of one-year-olds who are not fully vaccinated against was 16,306 one-year-olds in 2023. ▼ Falling
Number of one-year-olds who are not fully vaccinated against diphtheria, pertussis and tetanus in Mauritania, 1981–2023
Source: WHO & UNICEF (2026); UN, World Population Prospects (2024) – processed by Our World in Data. Measured in one-year-olds.
Analysis
Mauritania recorded 16,306 one-year-olds for number of one-year-olds who are not fully vaccinated against diphtheria, pertussis and tetanus in 2023.
The figure is down 32.1% on the previous year and down 39.6% over ten years.
Over the whole period, number of one-year-olds who are not fully vaccinated against diphtheria, pertussis and tetanus in Mauritania peaked at 73,143 one-year-olds in 1998 and was at its lowest, 10,203 one-year-olds, in 2002.
That places Mauritania 89th out of 195 countries with data for 2023, putting it in the middle of the range.
The long-run direction has been consistently falling across the 43 years of available data.
Number of one-year-olds who are not fully vaccinated against in Mauritania, year by year
| Year | one-year-olds | Change |
|---|---|---|
| 1981 | 46,460 one-year-olds | — |
| 1982 | 46,670 one-year-olds | +0.5% |
| 1983 | 47,930 one-year-olds | +2.7% |
| 1984 | 48,475 one-year-olds | +1.1% |
| 1985 | 45,902 one-year-olds | -5.3% |
| 1986 | 43,779 one-year-olds | -4.6% |
| 1987 | 46,030 one-year-olds | +5.1% |
| 1988 | 48,419 one-year-olds | +5.2% |
| 1989 | 49,550 one-year-olds | +2.3% |
| 1990 | 47,354 one-year-olds | -4.4% |
| 1991 | 51,529 one-year-olds | +8.8% |
| 1992 | 45,537 one-year-olds | -11.6% |
| 1993 | 43,128 one-year-olds | -5.3% |
| 1994 | 40,214 one-year-olds | -6.8% |
| 1995 | 37,832 one-year-olds | -5.9% |
| 1996 | 43,090 one-year-olds | +13.9% |
| 1997 | 62,744 one-year-olds | +45.6% |
| 1998 | 73,143 one-year-olds | +16.6% |
| 1999 | 41,014 one-year-olds | -43.9% |
| 2000 | 43,331 one-year-olds | +5.6% |
| 2001 | 22,579 one-year-olds | -47.9% |
| 2002 | 10,203 one-year-olds | -54.8% |
| 2003 | 22,840 one-year-olds | +123.9% |
| 2004 | 29,293 one-year-olds | +28.3% |
| 2005 | 29,257 one-year-olds | -0.1% |
| 2006 | 33,415 one-year-olds | +14.2% |
| 2007 | 27,024 one-year-olds | -19.1% |
| 2008 | 29,099 one-year-olds | +7.7% |
| 2009 | 41,821 one-year-olds | +43.7% |
| 2010 | 43,562 one-year-olds | +4.2% |
| 2011 | 31,469 one-year-olds | -27.8% |
| 2012 | 26,133 one-year-olds | -17.0% |
| 2013 | 27,008 one-year-olds | +3.4% |
| 2014 | 26,095 one-year-olds | -3.4% |
| 2015 | 37,554 one-year-olds | +43.9% |
| 2016 | 36,957 one-year-olds | -1.6% |
| 2017 | 34,860 one-year-olds | -5.7% |
| 2018 | 34,127 one-year-olds | -2.1% |
| 2019 | 30,288 one-year-olds | -11.3% |
| 2020 | 29,338 one-year-olds | -3.1% |
| 2021 | 36,173 one-year-olds | +23.3% |
| 2022 | 24,026 one-year-olds | -33.6% |
| 2023 | 16,306 one-year-olds | -32.1% |
Mauritania compared with similar countries
- Mauritania's 16,306 one-year-olds is below the median for lower middle income countries, which is 40,226 one-year-olds, 41% of the median. (47 countries reporting)
- Mauritania's 16,306 one-year-olds is below the median for Sub-Saharan Africa, which is 52,290 one-year-olds, 31% of the median. (48 countries reporting)
Biggest year-on-year movements
Years where Number of one-year-olds who are not fully vaccinated against in Mauritania changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 2003 | +123.9% | 10,203 one-year-olds | 22,840 one-year-olds |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 47,024 one-year-olds | 43,779 one-year-olds | 49,550 one-year-olds | 9 |
| 1990s | 48,559 one-year-olds | 37,832 one-year-olds | 73,143 one-year-olds | 10 |
| 2000s | 28,886 one-year-olds | 10,203 one-year-olds | 43,331 one-year-olds | 10 |
| 2010s | 32,805 one-year-olds | 26,095 one-year-olds | 43,562 one-year-olds | 10 |
| 2020s | 26,461 one-year-olds | 16,306 one-year-olds | 36,173 one-year-olds | 4 |
Countries ranked near Mauritania
More health data for Mauritania
- Un projection of annual infant deaths, annual growth rate -0.8878 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 1.19 % change on previous year (2090)
- Number of infants who die before age 1 1,563 deaths (2100)
- Neonatal tetanus - number of reported cases, gaps filled 0 (2025)
- Population ages 00-04, female, annual growth rate 1.77 % 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 0.077 units per person (2025)
- Population ages 00-04, male, annual growth rate 1.77 % change on previous year (2025)
- Population ages 00-04, male, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 00-04, male, per capita 0.0789 units per person (2025)
Frequently asked questions
- What is number of one-year-olds who are not fully vaccinated against diphtheria, pertussis and tetanus in Mauritania?
- Number of one-year-olds who are not fully vaccinated against diphtheria, pertussis and tetanus in Mauritania was 16,306 one-year-olds in 2023, according to WHO & UNICEF (2026); UN, World Population Prospects (2024) – processed by Our World in Data.
- What is the highest number of one-year-olds who are not fully vaccinated against diphtheria, pertussis and tetanus recorded in Mauritania?
- The highest recorded value was 73,143 one-year-olds in 1998.
- What is the lowest number of one-year-olds who are not fully vaccinated against diphtheria, pertussis and tetanus recorded in Mauritania?
- The lowest recorded value was 10,203 one-year-olds in 2002.
- How does Mauritania rank for number of one-year-olds who are not fully vaccinated against diphtheria, pertussis and tetanus?
- Mauritania ranks 89th out of 195 countries with data for 2023.
- Is number of one-year-olds who are not fully vaccinated against diphtheria, pertussis and tetanus rising or falling in Mauritania?
- Over the last ten years it is down 39.6%. The long-run trend across the full record is falling.
- Where does this Mauritania data come from?
- The figures come from WHO & UNICEF (2026); UN, World Population Prospects (2024) – processed by Our World in Data, published as part of Number of one-year-olds who are not fully vaccinated against diphtheria, pertussis and tetanus. Statizoid updates them automatically from the source API.
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About this data
Number of one-year-olds who have not had three doses of the combined diphtheria, tetanus and pertussis vaccine in a given year.