Mauritania vs Sao Tome and Principe: Sex ratio at birth

Mauritania
102.66 males per 100 females
in 2023
Sao Tome and Principe
102.61 males per 100 females
in 2023
Mauritania rank
202nd
Sao Tome and Principe rank
205th

Sex ratio at birth over time

  • Mauritania
  • Sao Tome and Principe
0255075100195019862023

How they compare

Mauritania currently reports 102.66 males per 100 females against 102.61 males per 100 females in Sao Tome and Principe, a difference of 0.05 males per 100 females.

The two have swapped places 10 times across 74 shared years of data; in 1950 it was Mauritania ahead.

Mauritania ranks 202nd and Sao Tome and Principe ranks 205th of 236 countries.

Across the 8 decades both report, Mauritania averaged higher in 5 and Sao Tome and Principe in 3.

Head to head by decade

Decade Mauritania Sao Tome and Principe Difference Ahead
1950s 101.1 males per 100 females 103.89 males per 100 females 2.79 males per 100 females Sao Tome and Principe
1960s 101.59 males per 100 females 107.05 males per 100 females 5.46 males per 100 females Sao Tome and Principe
1970s 102.17 males per 100 females 101.76 males per 100 females 0.4078 males per 100 females Mauritania
1980s 102.15 males per 100 females 101.4 males per 100 females 0.7482 males per 100 females Mauritania
1990s 102.32 males per 100 females 102.91 males per 100 females 0.5887 males per 100 females Sao Tome and Principe
2000s 102.43 males per 100 females 102.09 males per 100 females 0.3422 males per 100 females Mauritania
2010s 102.9 males per 100 females 102.71 males per 100 females 0.1919 males per 100 females Mauritania
2020s 102.64 males per 100 females 102.58 males per 100 females 0.0593 males per 100 females Mauritania

Averages of every year both report within each decade.

Frequently asked questions

Which has higher sex ratio at birth, Mauritania or Sao Tome and Principe?
Mauritania, at 102.66 males per 100 females against 102.61 males per 100 females in Sao Tome and Principe as of 2023.
What is the difference in sex ratio at birth between Mauritania and Sao Tome and Principe?
0.05 males per 100 females, with Mauritania ahead.
How many years of comparable data are there for Mauritania and Sao Tome and Principe?
74 years are reported by both, from 1950 to 2023.
How do Mauritania and Sao Tome and Principe rank globally for sex ratio at birth?
Mauritania ranks 202nd and Sao Tome and Principe ranks 205th of 236 countries.
Where does this data come from?
UN, World Population Prospects (2024) – processed by Our World in Data, published as Sex ratio at birth. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Mauritania vs Sao Tome and Principe: Sex ratio at birth. Statizoid, drawing on UN, World Population Prospects (2024) – processed by Our World in Data. Retrieved 13 September 2026, from https://gender.statizoid.com/compare/sex-ratio-at-birth/mauritania/sao-tome-and-principe/

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About this data

Indicator
Sex ratio at birth
Unit
males per 100 females
Source
UN, World Population Prospects (2024) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
236 places, 17,464 data points, 1950–2023
Last refreshed

Number of male births per 100 female births.