Guinea-Bissau vs Sao Tome and Principe: Primary school life expectancy, adjusted gender parity index
Guinea-Bissau
0.9436 index
in 2010
Sao Tome and Principe
0.9452 index
in 2017
Guinea-Bissau rank
193rd
Sao Tome and Principe rank
192nd
Primary school life expectancy, adjusted gender parity index over time
- Guinea-Bissau
- Sao Tome and Principe
How they compare
Sao Tome and Principe currently reports 0.9452 index against 0.9436 index in Guinea-Bissau, a difference of 0.0016 index.
Across all 12 years both countries report, Sao Tome and Principe has been ahead every year.
Guinea-Bissau ranks 193rd and Sao Tome and Principe ranks 192nd of 215 countries.
Sao Tome and Principe has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Guinea-Bissau | Sao Tome and Principe | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 0.5927 index | 0.9658 index | 0.3731 index | Sao Tome and Principe |
| 1980s | 0.5252 index | 0.9518 index | 0.4266 index | Sao Tome and Principe |
| 1990s | 0.5769 index | 0.9226 index | 0.3456 index | Sao Tome and Principe |
| 2010s | 0.9436 index | 0.9774 index | 0.0338 index | Sao Tome and Principe |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher primary school life expectancy, adjusted gender parity index, Guinea-Bissau or Sao Tome and Principe?
- Sao Tome and Principe, at 0.9452 index against 0.9436 index in Guinea-Bissau as of 2017.
- What is the difference in primary school life expectancy, adjusted gender parity index between Guinea-Bissau and Sao Tome and Principe?
- 0.0016 index, with Sao Tome and Principe ahead.
- How many years of comparable data are there for Guinea-Bissau and Sao Tome and Principe?
- 12 years are reported by both, from 1971 to 2010.
- How do Guinea-Bissau and Sao Tome and Principe rank globally for primary school life expectancy, adjusted gender parity index?
- Guinea-Bissau ranks 193rd and Sao Tome and Principe ranks 192nd of 215 countries.
- Where does this data come from?
- UNESCO Institute for Statistics (2026) – with minor processing by Our World in Data, published as Primary school life expectancy, adjusted gender parity index. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
An adjusted gender parity index of 1 indicates equality in the expected number of years a child of school entrance age is likely to spend in primary school between boys and girls. Values below 1 favor boys, and above 1 favor girls.